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Washington · NTEE D

Animal-Related Nonprofits in Washington

Givalgo Discover indexes 50 active animal-related nonprofits headquartered in Washington. The list below is sorted by reported revenue on the most recent Form 990 indexed for each organisation.

Top 50 by reported revenue

From the most recent Form 990 indexed for each organisation. Click an org for full diligence detail.

#OrganisationRevenue
1WOODLAND PARK ZOOLOGICAL SOCIETY
EIN 91-6070005
$83.7M
2SEATTLE AQUARIUM SOCIETY-SEAS
EIN 91-1189249
$54.1M
3PROGRESSIVE ANIMAL WELFARE SOCIETY INC
EIN 91-6073154
$18.3M
4HUMANE SOCIETY FOR SEATTLE-KING CO
EIN 91-0282060
$16.3M
5VANCOUVER HUMANE SOCIETY & SOCIETY FOR THE PREVENTION OF CRUELTY TO A
EIN 91-0759124
$12.6M
6PASADOS SAFE HAVEN
EIN 91-1843707
$11.4M
7TACOMA-PIERCE COUNTY HUMANE SOCIETY & SCTY PREVENTION CRUELTY ANIMALS
EIN 91-0577128
$10.2M
8INTERNATIONAL PACIFIC HALIBUT COMMISSION
EIN 91-0727652
$9.3M
9CHRISTIAN VETERINARY MISSION FOUNDATION
EIN 85-2465430
$9.1M
10BIG LIFE FOUNDATION USA
EIN 27-3455389
$7.9M
11LONG LIVE THE KINGS
EIN 91-1353982
$5.5M
12AUBURN VALLEY HUMANE SOCIETY
EIN 45-0638467
$5.1M
13KITSAP HUMANE SOCIETY
EIN 91-0728353
$5.0M
14OLDDOG HAVEN
EIN 65-1249528
$4.5M
15YAKIMA HUMANE SOCIETY
EIN 91-0580938
$4.3M
16SOUTH PUGET SOUND SALMON ENHANCEMENT GROUP
EIN 91-1519762
$4.0M
17HOOD CANAL SLMON ENHANCEMENT GROUP
EIN 91-1518294
$4.0M
18BANFIELD FOUNDATION
EIN 47-4183567
$3.8M
19WHATCOM HUMANE SOCIETY
EIN 91-0677564
$3.8M
20NOOKSACK SALMON ENHANCEMENT ASSOCIATION
EIN 94-3140165
$3.6M
21THE INTERNATIONAL SNOW LEOPARD TRUST
EIN 91-1144119
$3.5M
22SPOKANIMAL C A R E
EIN 91-1223929
$3.2M
23MID PUGET SOUND FISHERIES ENHANCEMENT GROUP
EIN 94-3143416
$3.2M
24HUMANE SOCIETY OF SKAGIT VALLEY
EIN 91-0903532
$3.1M
25CASCADE COLUMBIA FISHERIES ENHANCEMENT GROUP
EIN 91-2088823
$3.0M
26ANIMAL AID UNLIMITED
EIN 71-0884843
$3.0M
27HOMEWARD PET ADOPTION CENTER
EIN 91-1526803
$2.9M
28BERING SEA FISHERIES RESEARCH FOUNDATION
EIN 20-1055264
$2.8M
29SPOKANE HUMANE SOCIETY
EIN 91-0565011
$2.7M
30PET PARTNERS
EIN 91-1158281
$2.4M
31PETER EMILY INTERNATIONAL VETERINARY DENTAL FOUNDATION
EIN 27-0425770
$2.4M
32SKAGIT FISHERIES ENHANCEMENT GROUP
EIN 94-3165939
$2.3M
33WENATCHEE VALLEY HUMANE SOCIETY INC
EIN 91-0838299
$2.2M
34BELLAS VOICE
EIN 47-1111335
$2.1M
35WOLF HAVEN INTERNATIONAL
EIN 91-1185727
$2.1M
36WHIDBEY ANIMALS IMPROVEMENT FOUNDATION
EIN 91-1488861
$2.0M
37WILD FISH CONSERVANCY
EIN 91-1451405
$2.0M
38HOOD CANAL COORDINATING COUNCIL
EIN 91-2085994
$1.9M
39SEATTLE AREA FELINE RESCUE
EIN 91-2041961
$1.9M
40CHIMPANZEE SANCTUARY NORTHWEST
EIN 68-0552915
$1.9M
41SR3 SEALIFE RESPONSE REHABILITATION AND RESEARCH
EIN 45-1491069
$1.8M
42BLUE MOUNTAIN HUMANE SOCIETY
EIN 91-0828499
$1.7M
43DARWINS ARK FOUNDATION
EIN 82-3942341
$1.7M
44WORLD VETS
EIN 20-4637447
$1.7M
45POINT DEFIANCE ZOOLOGICAL SOCIETY
EIN 91-6066667
$1.7M
46WILD LOVE PRESERVE
EIN 27-3729450
$1.7M
47NORTH OLYMPIC SALMON COALITION
EIN 91-1500992
$1.6M
48HUMANE SOCIETY OF JEFFERSON COUNTY WA
EIN 26-3626034
$1.6M
49ZOOLOGICAL SOCIETY OF WASHINGTON
EIN 94-3126735
$1.6M
50SMELTS SEA MAMMAL EDUCATION LEARNING TRAINING SOCIETY
EIN 47-3370136
$1.5M

Frequently asked questions about animal-related nonprofits in Washington

Answers compiled from the IRS Form 990, BMF, Pub 78, and Auto-Revocation List.

How many animal-related nonprofits operate in Washington?
Every IRS-registered animal-related nonprofit in Washington appears in the Givalgo Discover index. The top 50 by reported revenue are listed on this page; the full set is searchable on discover.givalgo.ai.
What's the largest animal-related nonprofit in Washington?
The single largest animal-related nonprofit in Washington by reported total revenue is shown at the top of the list on this page, sourced from each organisation's most recent IRS Form 990 filing.
How do I vet a animal-related nonprofit in Washington before donating?
Use Givalgo Discover's free profile for the organisation: it cross-references the IRS Auto-Revocation List, IRS Publication 78, and the IRS Business Master File, and exposes the latest Form 990 financials and governance signals on a single page.
Are donations to Washington animal-related nonprofits tax-deductible?
Federal deductibility is determined by IRS Publication 78 status, not state location. Donations to a Pub 78-listed animal-related nonprofit in Washington are tax-deductible at the federal level; Washington state tax treatment may differ.
Where do animal-related nonprofits in Washington file their Form 990?
All US tax-exempt organisations file Form 990 with the IRS at the federal level — there is no state-specific filing for the federal exemption itself. Washington state charity registration is a separate state-level requirement.