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WA

Foundations in
Washington

Explore 3,535 private foundations with combined assets of $361.1B.

3,535
Foundations
$361.1B
Total Assets

Top 50 by Assets

Largest foundations headquartered in Washington

View All
#1

GATES FOUNDATION

SEATTLE, WA
T
Assets
$78.7B
Giving
-
#2

GATES FOUNDATION TRUST

KIRKLAND, WA
T
Assets
$77.6B
Giving
-
#3

CREDIT UNIONS IN THE STATE OF WASHINGTON

TUKWILA, WA
Assets
$29.4B
Giving
$6.1M
#4

PROVIDENCE HEALTH & SERVICES - WASHINGTON

RENTON, WA
E
Assets
$9.3B
Giving
-
#5

PIVOTAL PHILANTHROPIES FOUNDATION

REDMOND, WA
T
Assets
$7.4B
Giving
-
#6

MULTICARE HEALTH SYSTEM

TACOMA, WA
E
Assets
$6.3B
Giving
-
#7

SPOKANE TEACHERS CREDIT UNION

Liberty Lake, WA
Assets
$5.8B
Giving
-
#8

GESA CREDIT UNION

RICHLAND, WA
Assets
$5.6B
Giving
-
#9

WASHINGTON STATE EMPLOYEES CREDIT UNION

OLYMPIA, WA
Assets
$5.2B
Giving
-
#10

PeaceHealth

VANCOUVER, WA
E
Assets
$5.1B
Giving
-
#11

PROVIDENCE HEALTH & SERVICES - OREGON

RENTON, WA
E
Assets
$4.7B
Giving
-
#12

CREDIT UNIONS IN THE STATE OF WASHINGTON PEAK CREDIT UNION

OLYMPIA, WA
Assets
$4.3B
Giving
-
#13

NUMERICA CREDIT UNION

SPOKANE VALLEY, WA
Assets
$4.0B
Giving
-
#14

SWEDISH HEALTH SERVICES

RENTON, WA
E
Assets
$3.7B
Giving
-
#15

PROVIDENCE HEALTH SYSTEM - SO CALIFORNIA

RENTON, WA
E
Assets
$3.5B
Giving
-
#16

FRED HUTCHINSON CANCER CENTER

SEATTLE, WA
E
Assets
$3.5B
Giving
-
#17

FUND FOR SCIENCE AND TECHNOLOGY

SEATTLE, WA
T
Assets
$3.1B
Giving
-
#18

SOUND CREDIT UNION

TACOMA, WA
Assets
$3.1B
Giving
-
#19

WHATCOM EDUCATIONAL CREDIT UNION

BELLINGHAM, WA
W
Assets
$3.0B
Giving
-
#20

CASEY FAMILY PROGRAMS

SEATTLE, WA
T
Assets
$2.7B
Giving
-
#21

COLUMBIA COMMUNITY CREDIT UNION

VANCOUVER, WA
Assets
$2.6B
Giving
-
#22

HAPO COMMUNITY CREDIT UNION

RICHLAND, WA
Z
Assets
$2.4B
Giving
-
#23

INATAI FOUNDATION

SEATTLE, WA
E
Assets
$2.4B
Giving
-
#24

KITSAP CREDIT UNION

BREMERTON, WA
Assets
$2.3B
Giving
-
#25

ST JOSEPH HEALTH SYSTEM

RENTON, WA
E
Assets
$2.1B
Giving
-
#26

HARBORSTONE CREDIT UNION

TACOMA, WA
Assets
$2.1B
Giving
-
#27

IQ CREDIT UNION

VANCOUVER, WA
Assets
$2.0B
Giving
-
#28

HORIZON CREDIT UNION

SPOKANE VALLEY, WA
Assets
$2.0B
Giving
-
#29

M J MURDOCK CHARITABLE TRUST

VANCOUVER, WA
T
Assets
$2.0B
Giving
-
#30

SEATTLE CHILDREN'S HEALTHCARE SYSTEM

SEATTLE, WA
E
Assets
$1.5B
Giving
-
#31

VIRGINIA MASON MEDICAL CENTER

SEATTLE, WA
E
Assets
$1.4B
Giving
-
#32

ALLEN FAMILY PHILANTHROPIES

SEATTLE, WA
T
Assets
$1.4B
Giving
-
#33

EDUCATIONAL CORPORATION MUKOGAWA GAKUIN

SPOKANE, WA
B
Assets
$1.3B
Giving
-
#34

PROVIDENCE HEALTH PLAN

RENTON, WA
Assets
$1.2B
Giving
-
#35

ST JOSEPH HEALTH NORTHERN CALIFORNIA LLC

RENTON, WA
E
Assets
$1.2B
Giving
-
#36

ST JUDE HOSPITAL

RENTON, WA
E
Assets
$1.2B
Giving
-
#37

CORPORATION OF GONZAGA UNIVERSITY

SPOKANE, WA
B
Assets
$1.2B
Giving
$144K
#38

SALAL CREDIT UNION

SEATTLE, WA
Assets
$1.2B
Giving
-
#39

SEATTLE METROPOLITAN CREDIT UNION

SEATTLE, WA
Assets
$1.1B
Giving
-
#40

THE NORCLIFFE FOUNDATION

SEATTLE, WA
Assets
$1.0B
Giving
-
#41

OVERLAKE MEDICAL CENTER & CLINICS

BELLEVUE, WA
E
Assets
$946.2M
Giving
-
#42

ST JOSEPH HOSPITAL OF ORANGE

RENTON, WA
E
Assets
$939.4M
Giving
-
#43

KADLEC REGIONAL MEDICAL CENTER

RENTON, WA
E
Assets
$903.7M
Giving
-
#44

MARGUERITE CASEY FOUNDATION

SEATTLE, WA
P
Assets
$876.6M
Giving
$30.9M
#45

WASHINGTON STATE UNIVERSITY FOUNDATION

Pullman, WA
B
Assets
$840.7M
Giving
-
#46

QUALSTAR CREDIT UNION

BOTHELL, WA
Assets
$832.4M
Giving
-
#47

SOLARITY CREDIT UNION

YAKIMA, WA
Assets
$813.8M
Giving
-
#48

Central Washington Health Services Association

Wenatchee, WA
E
Assets
$808.4M
Giving
-
#49

HARRISON MEDICAL CENTER

SILVERDALE, WA
E
Assets
$779.7M
Giving
-
#50

VERITY CREDIT UNION

SEATTLE, WA
Assets
$771.4M
Giving
-
Search All 3,535 Washington Foundations

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GrantLedger

Helping nonprofits find funding.

Grantwriting

  • Our service
  • How it works
  • FAQs
  • See if you’re eligible

Research & tools

  • The Ledger
  • Compensation Report
  • Search
  • Search pricing
  • Browse foundations
  • Browse by category

About

  • Our story
  • Past internship program
Contact

© 2026 LC Ventures Holdings LLC

Privacy PolicyTerms of Service