funder-graph › Recipients
Who funds King County Library System Foundation
EIN 91-1505230 · Issaquah, WA · NTEE B71I
King County Library System Foundation of Issaquah, WA (EIN 91-1505230) was named as a grant recipient by 52 funders in 166 grants paid totaling $4,137,167 in tax years 2017–2025, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.
Grants received
$4,137,167
166 grants paid
Funders
52
distinct grantmakers
Tax years
2017–2025
as reported by funders
Approved for future payment
$50,000
not included in grants received
Funders
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Grants
The 167 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | American Online Giving Foundation Inc | King County Library System Foundation Issaquah, WA | A | $178,716 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2025 | American Online Giving Foundation Inc | King County Library System Foundation Issaquah, WA | A | $178,716 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $140,107 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | Donor Advised Charitable Giving Inc | King County Library System Foundation Issaquah, WA | A | $41,450 | paid | EDUCATION | 202611199349300601 |
| 2025 | The Picsha Foundation | King County Library Services Foundation Issaquah, WA | C | $20,000 | paid | GENERAL SUPPORT | 202621249349100942 |
| 2025 | Peter a and Marion W Schwartz Family Foundation Trust | King County Library System Foundation Issaquah, WA | B | $20,000 | paid | GENERAL SUPPORT | 202631119349102188 |
| 2025 | National Philanthropic Trust | King County Library System Foundation Issaquah, WA | A | $7,000 | paid | INTERNATIONAL | 202601289349302480 |
| 2025 | Vanguard Charitable Endowment Program | King County Library System Foundation Issaquah, WA | A | $6,500 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202621329349306657 |
| 2025 | Bellevue Rotary Foundation | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | BILL PTACEK ENDOWMENT FUND FOR EARLY LITERACY | 202630779349301603 |
| 2025 | Madrono Foundation C/O Woody Creek Management Group | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | SPECIAL PROJECTS | 202611289349103491 |
| 2025 | Jagran Foundation | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | PROVIDE SUPPORT BEYOND PUBLIC FUNDING FOR THE KING COUNTY LIBRARY SYSTEM TO SUPPORT LITERACY, LEARNING, AND LIBRARIES. | 202631279349102803 |
| 2025 | The Ron and Eva-Maria Sher Foundation | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | For the Bill Ptacek Endowment Fund | 202641219349100229 |
| 2025 | Stevens Family Foundation | King County Library System Foundation Issaquah, WA | B | $1,000 | paid | GENERAL SUPPORT | 202611319349104116 |
| 2025 | Lillehei Nogawa Family Charitable Foundation | King County Library System Foundation Issaquah, WA | B | $1,000 | paid | General & Unrestricted | 202621009349102002 |
| 2024 | American Online Giving Foundation Inc | King County Library System Foundation Issaquah, WA | A | $191,471 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $98,452 | paid | For grant recipient's exempt purposes | 202521349349310887 |
| 2024 | Donor Advised Charitable Giving Inc | King County Library System Foundation Issaquah, WA | A | $52,180 | paid | EDUCATION | 202541069349300729 |
| 2024 | The Picsha Foundation | King County Library Services Foundation Issaquah, WA | C | $20,000 | paid | GENERAL SUPPORT | 202531289349103073 |
| 2024 | Peter a and Marion W Schwartz Family Foundation Trust | King County Library System Foundation Issaquah, WA | B | $20,000 | paid | GENERAL SUPPORT | 202541129349101024 |
| 2024 | Garneau Nicon Family Foundation | King County Library System Foundation Issaquah, WA | B | $15,000 | paid | EDUCATION ASSISTANCE | 202522389349100107 |
| 2024 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $15,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | American Endowment Foundation | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | EDUCATIONAL | 202513219349310376 |
| 2024 | Puget Sound Energy Foundation | King County Library System Foundation Issaquah, WA | B | $10,000 | paid | GENERAL & UNRESTRICTED | 202541339349102459 |
| 2024 | Morgan Stanley Global Impact Funding Trust Inc | Kcls Foundation Issaquah, WA | A | $10,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202503239349300435 |
| 2024 | Raymond James Charitable Endowment Fund | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | GENERAL SUPPORT | 202520499349301607 |
| 2024 | Puget Sound Energy Foundation | King County Library System Foundation Issaquah, WA | B | $6,750 | paid | THE WELCOMING CENTERS OTHER | 202541339349102459 |
| 2024 | National Philanthropic Trust | King County Library System Foundation Issaquah, WA | A | $5,700 | paid | EDUCATION | 202511339349301311 |
| 2024 | Bellevue Rotary Foundation | King County Library System Foundation Seattle, WA | A | $5,000 | paid | BILL PTACEK ENDOWMENT FUND | 202520999349301432 |
| 2024 | Morgan Stanley Global Impact Funding Trust Inc | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202503239349300435 |
| 2024 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | Jagran Foundation | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | PROVIDE SUPPORT BEYOND PUBLIC FUNDING FOR THE KING COUNTY LIBRARY SYSTEM TO SUPPORT LITERACY, LEARNING, AND LIBRARIES. | 202531959349100418 |
| 2024 | The Ron and Eva-Maria Sher Foundation | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | to support Bill Ptacek Endowment fund for Early Literacy | 202531259349101013 |
| 2024 | Gpmch Foundation C/O Claudia Hung | King County Library Foundation Issaquah, WA | C | $3,000 | paid | CHARITABLE CONTRIBUTION | 202511699349100906 |
| 2024 | Lillehei Nogawa Family Charitable Foundation | King County Library System Foundation Issaquah, WA | B | $2,000 | paid | General & Unrestricted | 202542339349100829 |
| 2024 | Leslie Fund Inc | King County Library System Foundation Issaquah, WA | B | $2,000 | paid | General & Unrestricted | 202520459349100022 |
| 2024 | Treeclimber Foundation | King County Library System Foundation Issaquah, WA | B | $1,618 | paid | TO PROVIDE FUNDS FOR PUBLIC, SOCIAL AND HUMANITARIAN PURPOSES. | 202513189349102656 |
| 2024 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | Stevens Family Foundation | King County Library System Foundation Issaquah, WA | B | $1,000 | paid | GENERAL SUPPORT | 202511339349104091 |
| 2024 | Marcia Paulsell Zech Foundation | King County Library System Foundation Issaquah, WA | B | $500 | paid | OPERATING | 202522249349100412 |
| 2024 | The Gary & Connie Kunis Foundation | King County Library System Foundation Issaquah, WA | B | $300 | paid | General & Unrestricted | 202542619349100804 |
| 2024 | Fidelity Foundation | King County Library System Foundation Issaquah, WA | B | $200 | paid | FIDELITY MATCHING GIFTS TO EDUCATION | 202503089349100205 |
| 2024 | Ge Aerospace Foundation | King County Library System Foundation Issaquah, WA | B | $107 | paid | MATCHING GIFT | 202533219349108123 |
| 2024 | The Pfizer Foundation Inc | King County Library System Foundation Issaquah, WA | B | $25 | paid | MATCHING GIFTS | 202503119349101850 |
| 2023 | The Andrew W Mellon Foundation | King County Library System Issaquah, WA | C | $800,000 | paid | TO SUPPORT THE ACTIVITIES OF THE MEMORY LAB AT KING COUNTY LIBRARY SYSTEM | 202413199349106571 |
| 2023 | American Online Giving Foundation Inc | King County Library System Foundation Issaquah, WA | A | $179,627 | paid | GENERAL SUPPORT | 202410469349300741 |
| 2023 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $105,254 | paid | For grant recipient's exempt purposes | 202441369349301334 |
| 2023 | Schwab Charitable Fund | King County Library System Foundation Issaquah, WA | A | $53,700 | paid | EDUCATION | 202411039349301716 |
| 2023 | Bill & Melinda Gates Foundation | King County Library System Foundation Issaquah, WA | B | $50,000 | paid | COMMUNITY ENGAGEMENT GRANTMAKING | 202433189349102233 |
| 2023 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $50,000 | paid | TO SUPPORT THE BILL PTACEK ENDOWMENT FOR EARLY LITERACY. | 202443139349303424 |
| 2023 | The Picsha Foundation | King County Library Services Foundation Issaquah, WA | C | $20,000 | paid | GENERAL SUPPORT | 202423179349103062 |
| 2023 | Raymond James Charitable Endowment Fund | King County Library System Foundation Issaquah, WA | A | $20,000 | paid | GENERAL SUPPORT | 202430469349302713 |
| 2023 | Peter a and Marion W Schwartz Family Foundation Trust | King County Library System Foundation Issaquah, WA | B | $20,000 | paid | GENERAL SUPPORT | 202411179349100001 |
| 2023 | Vanguard Charitable Endowment Program | King County Library System Foundation Issaquah, WA | A | $19,600 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202441359349309439 |
| 2023 | The Norcliffe Foundation | King County Library System Foundation Issaquah, WA | B | $15,000 | paid | EARLY LEARNING AND LITERACY | 202412439349100601 |
| 2023 | American Endowment Foundation | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | EDUCATIONAL | 202442479349301654 |
| 2023 | Morgan Stanley Global Impact Funding Trust Inc | Kcls Foundation Issaquah, WA | A | $10,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202403209349313980 |
| 2023 | Morgan Stanley Global Impact Funding Trust Inc | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202403209349313980 |
| 2023 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | The Blackbaud Giving Fund | King County Library System Foundation Issaquah, WA | B | $7,591 | paid | GENERAL SUPPORT | 202402119349300860 |
| 2023 | Fales Foundation Trust | King County Library System Issaquah, WA | C | $5,000 | paid | CHARITABLE | 202301649349100900 |
| 2023 | Charis Fund | King Cty Library System Foundation Issaquah, WA | C | $5,000 | paid | PEERS IN LIBRARIES PROGRAM | 202411289349103251 |
| 2023 | Bellevue Rotary Foundation | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | CONTRIBUTE TO THE BILL PTACEK ENDOWMENT FUND THAT SUPPORTS EARLY LEARNING PROGRAMS | 202441289349300249 |
| 2023 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Jagran Foundation | King County Library System Foundation Issaquah, WA | B | $3,000 | paid | PROVIDES SUPPORT BEYOND PUBLIC FUNDING FOR THE KING COUNTY LIBRARY SYSTEM TO SUPPORT LITERACY, LEARNING, AND LIBRARIES. | 202411929349101101 |
| 2023 | Leslie Fund Inc | King County Library System Foundation Issaquah, WA | B | $2,000 | paid | General & Unrestricted | 202420459349100407 |
| 2023 | Lillehei Nogawa Family Charitable Foundation | King County Library System Foundation Issaquah, WA | B | $1,500 | paid | General & Unrestricted | 202441359349101839 |
| 2023 | Amazonsmile Foundation | King County Library System Foundation Issaquah, WA | B | $1,062 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2023 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | BILL PTACEK ENDOWMENT | 202443139349303424 |
| 2023 | Gpmch Foundation C/O Claudia Hung | King County Library Foundation Issaquah, WA | C | $1,000 | paid | CHARITABLE CONTRIBUTION | 202412199349100766 |
| 2023 | Stevens Family Foundation | King County Library System Foundation Issaquah, WA | B | $500 | paid | GENERAL SUPPORT | 202411359349106161 |
| 2023 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | The Gary & Connie Kunis Foundation | King County Library System Foundation Issaquah, WA | B | $200 | paid | General & Unrestricted | 202401169349100915 |
| 2022 | American Online Giving Foundation Inc | King County Library System Foundation Issaquah, WA | A | $197,730 | paid | GENERAL SUPPORT | 202340469349301209 |
| 2022 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $98,284 | paid | For grant recipient's exempt purposes | 202321309349304807 |
| 2022 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $98,284 | paid | For grant recipient's exempt purposes | 202430459349302913 |
| 2022 | Bill & Melinda Gates Foundation | King County Library System Foundation Issaquah, WA | B | $50,000 | approved, future | COMMUNITY ENGAGEMENT GRANTMAKING | 202303179349101020 |
| 2022 | Bill & Melinda Gates Foundation | King County Library System Foundation Issaquah, WA | B | $50,000 | paid | COMMUNITY ENGAGEMENT GRANTMAKING | 202303179349101020 |
| 2022 | The Blackbaud Giving Fund | King County Library System Foundation Issaquah, WA | A | $30,312 | paid | GENERAL SUPPORT | 202312409349300046 |
| 2022 | Schwab Charitable Fund | King County Library System Foundation Issaquah, WA | A | $29,725 | paid | EDUCATION | 202330939349300403 |
| 2022 | Peter a and Marion W Schwartz Family Foundation Trust | King County Library System Foundation Issaquah, WA | B | $20,000 | paid | GENERAL SUPPORT | 202341089349100924 |
| 2022 | Spitzer Foundation | King County Library Foundation Issaquah, WA | C | $15,124 | paid | TO FURTHER THE KNOWLEDGE ON YOUNG MINDS. | 202333199349107333 |
| 2022 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $15,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Mightycause Charitable Foundation | King County Library System Fdn Issaquah, WA | A | $14,044 | paid | UNRESTRICTED | 202303109349301135 |
| 2022 | The Norcliffe Foundation | King County Library System Foundation Issaquah, WA | B | $10,000 | paid | SUMMER READING PROGRAM | 202301029349100200 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | American Endowment Foundation | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | PETU01 | 202332499349300338 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | Kcls Foundation Issaquah, WA | A | $10,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | National Philanthropic Trust | King County Library System Foundation Issaquah, WA | A | $8,500 | paid | EDUCATION | 202311359349313966 |
| 2022 | Charis Fund | King County Library System Foundati Issaquah, WA | C | $5,000 | paid | PEERS IN LIBRARIES PROGRAM | 202301289349104080 |
| 2022 | Umpqua Bank Charitable Foundation | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | Welcome Enterprise: Supporting BIPOC and Minority- | 202332479349100303 |
| 2022 | Bnsf Railway Foundation | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | HEALTH & HUMAN SERVICES | 202321329349103032 |
| 2022 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $3,063 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Kawabe Memorial Fund | King County Library System Foundation Issaquah, WA | B | $3,000 | paid | UNRESTRICTED GENERAL | 202341019349101329 |
| 2022 | Jagran Foundation | King County Library System Foundation Issaquah, WA | B | $3,000 | paid | PROVIDES SUPPORT BEYOND PUBLIC FUNDING FOR THE KING COUNTY LIBRARY SYSTEM TO SUPPORT LITERACY, LEARNING, AND LIBRARIES. | 202302549349100520 |
| 2022 | Leslie Fund Inc | King County Library System Foundation Issaquah, WA | B | $2,000 | paid | General & Unrestricted | 202320469349100827 |
| 2022 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $2,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Lillehei Nogawa Family Charitable Foundation | King County Library System Foundation Issaquah, WA | B | $1,500 | paid | General & Unrestricted | 202301229349100935 |
| 2022 | Amazonsmile Foundation | King County Library System Foundation Issaquah, WA | B | $1,355 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2022 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO SUPPORT THE LITERARY LIONS EVENT | 202323149349304782 |
| 2022 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $703 | paid | TO PROVIDE SUPPORT FOR THE 2021 MICROSOFT ALUMNI GIVINGTUESDAY STRETCH | 202323149349304782 |
| 2022 | Loeb Family Foundation | King County Library System Foundation Issaquah, WA | B | $600 | paid | Contributions provided | 202341349349100104 |
| 2022 | Gpmch Foundation C/O Claudia Hung | King County Library Foundation Issaquah, WA | C | $500 | paid | CHARITABLE CONTRIBUTION | 202331869349100823 |
| 2022 | Stevens Family Foundation | King County Library System Foundation Issaquah, WA | B | $300 | paid | GENERAL SUPPORT | 202341309349104764 |
| 2022 | Lpl Financial Foundation Inc | King County Library System Foundation Issaquah, WA | B | $250 | paid | OPERATIONAL SUPPORT | 202322009349100322 |
| 2022 | The Gary & Connie Kunis Foundation | King County Library System Foundation Issaquah, WA | B | $200 | paid | General & Unrestricted | 202321229349101922 |
| 2021 | American Online Giving Foundation Inc | King County Library System Foundation Issaquah, WA | A | $194,403 | paid | GENERAL SUPPORT | 202240469349301419 |
| 2021 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $74,933 | paid | For grant recipient's exempt purposes | 202221339349302787 |
| 2021 | Schwab Charitable Fund | King County Library System Foundation Issaquah, WA | A | $32,603 | paid | EDUCATION | 202230499349301028 |
| 2021 | Puget Sound Energy Foundation | King County Library System Foundation Issaquah, WA | B | $25,000 | paid | GENERAL SUPPORT - PSE FOUNDATION SHELTER AND UNHOUSED PROGRAM | 202211339349104526 |
| 2021 | Peter a and Marion W Schwartz Family Foundation Trust | King County Library System Foundation Issaquah, WA | B | $20,000 | paid | GENERAL SUPPORT | 202201319349104025 |
| 2021 | Raymond James Charitable Endowment Fund | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | GENERAL USE AND/OR SPECIAL FUND/PROJECT | 202240359349300124 |
| 2021 | The Stocker Foundation | King County Library System Foundation Issaquah, WA | B | $7,500 | paid | RAISING A READER | 202202139349100315 |
| 2021 | National Philanthropic Trust | King County Library System Foundation Issaquah, WA | A | $6,900 | paid | EDUCATION | 202231339349309863 |
| 2021 | The Lewis Greenwood Foundation | King County Library System Foundation Issaquah, WA | B | $5,000 | paid | Charitable | 202231679349100223 |
| 2021 | Glaser Foundation Inc | King County Library System Fdn Issaquah, WA | B | $5,000 | paid | GENERAL OPERATING | 202212869349100866 |
| 2021 | Jagran Foundation | King County Library System Foundation Issaquah, WA | B | $3,000 | paid | PROVIDES SUPPORT BEYOND PUBLIC FUNDING FOR THE KING COUNTY LIBRARY SYSTEM TO SUPPORT LITERACY, LEARNING, AND LIBRARIES. | 202242099349100404 |
| 2021 | Leslie Fund Inc | King County Library System Foundation Issaquah, WA | B | $2,000 | paid | General & Unrestricted | 202200409349100610 |
| 2021 | The Riley Family Foundation Inc | King County Library System Foundation Issaquah, WA | B | $1,500 | paid | Program Support | 202241309349100334 |
| 2021 | The Gary & Connie Kunis Foundation | King County Library System Foundation Issaquah, WA | B | $250 | paid | Social Services fund | 202221169349100432 |
| 2021 | Lpl Financial Foundation Inc | King County Library System Foundation Issaquah, WA | B | $250 | paid | OPERATIONAL SUPPORT | 202231339349101638 |
| 2021 | Stevens Family Foundation | King County Library System Foundation Issaquah, WA | B | $250 | paid | GENERAL SUPPORT | 202211319349104711 |
| 2020 | American Online Giving Foundation Inc | King County Library System Foundation Issaquah, WA | A | $148,697 | paid | GENERAL SUPPORT | 202120469349300002 |
| 2020 | Moccasin Lake Foundation | King County Library System Foundation Issaquah, WA | B | $100,000 | paid | General & Unrestricted | 202143209349100104 |
| 2020 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $50,981 | paid | For grant recipient's exempt purposes | 202121359349300427 |
| 2020 | Schwab Charitable Fund | King County Library System Foundation Issaquah, WA | A | $41,766 | paid | EDUCATION | 202140489349301804 |
| 2020 | American Endowment Foundation | King County Library System Foundation Issaquah, WA | A | $15,500 | paid | PROGRAMS | 202133159349308163 |
| 2020 | Peter a and Marion W Schwartz Family Foundation Trust | King County Library System Foundation Issaquah, WA | B | $10,000 | paid | GENERAL SUPPORT | 202142229349100424 |
| 2020 | Raymond James Charitable Endowment Fund | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | GENERAL USE AND/OR SPECIAL FUND/PROJECT | 202130279349300023 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Morgan Stanley Global Impact Funding Trust Inc | King County Library System Foundation Issaquah, WA | A | $10,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202143219349301454 |
| 2020 | National Philanthropic Trust | King County Library System Foundation Issaquah, WA | A | $6,400 | paid | EDUCATION | 202121459349300307 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $2,500 | paid | TO PROVIDE GENERAL SUPPORT | 202113029349301626 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $2,500 | paid | LITERARY LIONS | 202113029349301626 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $2,000 | paid | TO PROVIDE GENERAL SUPPORT | 202113029349301626 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,300 | paid | MICROSOFT ALUMNI GIVING TUESDAY STRETCH 2020 | 202113029349301626 |
| 2020 | Raman Family Foundation | King County Liabrary System Foundation Issaquah, WA | C | $1,000 | paid | GENERAL SUPPORT | 202103199349109915 |
| 2020 | Puget Sound Energy Foundation | King County Library System Foundation Issaquah, WA | B | $1,000 | paid | EMPLOYEE MATCHING PROGRAM - GENERAL OPERATIONS | 202121339349102787 |
| 2020 | The Riley Family Foundation Inc | King County Library System Foundation Issaquah, WA | B | $1,000 | paid | Program Support | 202121259349102702 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Jagran Foundation | King County Library System Foundation Issaquah, WA | B | $1,000 | paid | PROVIDES SUPPORT BEYOND PUBLIC FUNDING FOR THE KING COUNTY LIBRARY SYSTEM TO SUPPORT LITERACY, LEARNING, AND LIBRARIES. | 202133149349101858 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Amazonsmile Foundation | King County Library System Foundation Issaquah, WA | B | $821 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2020 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Glassybaby White Light Fund | King County Library System Foundation Issaquah, WA | B | $117 | paid | GENERAL SUPPORT | 202133139349101903 |
| 2020 | Casey Family Programs | King County Library System Foundation Issaquah, WA | B | $100 | paid | Employee Matching Gift - For General Operating Support | 202133189349100508 |
| 2020 | Edwards Lifesciences Foundation | King County Library System Foundation Issaquah, WA | B | $100 | paid | MATCHING GIFTS GRANT | 202113189349100056 |
| 2019 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $34,520 | paid | For grant recipient's exempt purposes | 202041789349301474 |
| 2019 | Schwab Charitable Fund | King County Library System Foundation Issaquah, WA | A | $22,400 | paid | EDUCATION | 202010489349300101 |
| 2019 | The Lewis Greenwood Foundation | King County Library System Foundation Issaquah, WA | B | $3,000 | paid | Charitable | 202032069349100308 |
| 2018 | Fidelity Investments Charitable Gift Fund | King County Library System Foundation Issaquah, WA | A | $25,590 | paid | FOR GRANT RECIPIENT'S EXEMPT PURPOSES | 201931359349301478 |
| 2018 | Schwab Charitable Fund | King County Library System Foundation Issaquah, WA | A | $15,600 | paid | EDUCATION | 201930459349302018 |
| 2018 | United Way of King County | King County Library System Foundation Issaquah, WA | A | $10,470 | paid | DESIGNATED GIFT | 201931359349313078 |
| 2018 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Raymond James Charitable Endowment Fund C/O Raymond James Trust Na Trustee | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | GENERAL USE | 201900119349300040 |
| 2018 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $5,000 | paid | ENUMCLAW LIBRARY STEM SUMMER READING PROGRAM. | 201912699349301031 |
| 2018 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $3,300 | paid | ENUMCLAW LIBRARY STEM PROGRAMS. | 201912699349301031 |
| 2018 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | The Riley Family Foundation Inc | King County Library Foundation Issaquah, WA | C | $1,000 | paid | Program Support | 201941309349102149 |
| 2018 | Puget Sound Energy Foundation | King County Library System Foundation Issaquah, WA | B | $550 | paid | EMPLOYEE MATCHING PROGRAM - GENERAL OPERATIONS | 201931309349100813 |
| 2018 | Seattle Foundation | King County Library System Foundation Issaquah, WA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | The Bank of America Charitable Foundation Inc | King County Library System Foundati Issaquah, WA | C | $125 | paid | PROGRAM/OPERATING SUPPORT | 201931349349102143 |
| 2017 | Bill & Melinda Gates Foundation | King County Library System Fdn Issaquah, WA | B | $8,441 | paid | EMPLOYEE ENGAGEMENT | 201941489349100174 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are inferred and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.