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Zoos & Aquariums

Zoos & Aquariums nonprofits in the U.S.

Organizations that house collections of living animals, birds, reptiles, living aquatic plants and animals including fish, shellfish, and shore birds, insects and other wildlife for the purpose of study and public viewing. 268 zoos & aquariums file a Form 990 in the United States. Together they report $3.2 billion in revenue and hold $9.4 billion in assets. Browse the largest below, or drill in by state. Also called Aquariums, Petting Farms, Petting Zoos, Wild Animal Parks, Zoological Parks, Zoological Societies, Zoos.

The largest are Zoological Society Of San Diego, Wildlife Conservation Society, and Georgia Aquarium Inc & Subsidiary.

Organizations
268
Total revenue
$3.2B
Total assets
$9.4B

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Largest zoos & aquariums

Ranked by revenue. Sort any column, or support an org to track it.

Top 100 by revenue · 268 zoos & aquariums nationwide
Click a column to sort
Organization StateRevenueAssets Support
Zoological Society Of San Diego San Diego CA$437.6M$1.0B
Wildlife Conservation Society Bronx NY$389.2M$1.2B
Georgia Aquarium Inc & Subsidiary Atlanta GA$165.7M$632.9M
Chicago Zoological Society Brookfield IL$108.0M—
Shedd Aquarium Society Chicago IL$102.0M$780.1M
Columbus Zoological Park Association Powell OH$88.8M$314.1M
Woodland Park Zoological Society Seattle WA$83.7M$102.4M
Omaha Zoological Society Inc Omaha NE$82.0M$340.4M
National Aquarium Inc Baltimore MD$74.4M$101.5M
Zoological Society Of Cincinnati Cincinnati OH$69.4M$330.4M
Detroit Zoological Society Royal Oak MI$64.1M$70.4M
San Antonio Zoological Society Inc San Antonio TX$61.1M$138.6M
Aquarium Of The Pacific Corporation Long Beach CA$59.3M$100.0M
Indianapolis Zoological Society Inc Indianapolis IN$57.7M$245.4M
New England Aquarium Corporation Boston MA$54.6M$126.6M
Fort Worth Zoological Association Inc Fort Worth TX$52.8M$117.2M
Lincoln Park Zoological Society Chicago IL$50.5M$254.0M
The Toledo Zoological Society Toledo OH$50.0M$159.6M
Arizona Center For Nature Conservation Phoenix AZ$49.3M$132.6M
Lowry Park Zoological Society Of Tampa Inc Tampa FL$48.6M$95.1M
Zoological Society Of Philadelphia Philadelphia PA$43.7M$136.3M
Cheyenne Mountain Zoological Society Colorado Springs CO$42.8M$135.6M
The Florida Aquarium Inc Tampa FL$40.6M$60.6M
Jacksonville Zoological Society Inc Jacksonville FL$39.3M$103.8M
Nashville Zoo Inc Nashville TN$35.9M$182.7M
Tennessee Aquarium Chattanooga TN$34.2M$92.5M
Atlanta Fulton County Zoo Inc Atlanta GA$34.1M$119.8M
Sea Research Foundation Inc Mystic CT$31.8M$58.5M
Conservation Society Of California Oakland CA$31.5M$94.6M
East Coast Zoological Society Of Florida Inc Melbourne FL$30.8M$70.2M
Memphis Zoological Society Memphis TN$30.6M$13.6M
Zoological Society Of Pittsburgh Pittsburgh PA$30.5M$79.1M
Fresnos Chaffee Zoo Corporation Fresno CA$29.6M$146.8M
Commonwealth Zoological Corporation D/B/A Zoo New England Boston MA$29.1M$64.2M
The Maryland Zoological Society Inc Baltimore MD$28.2M$81.6M
Akron Zoological Park Akron OH$25.2M$102.7M
Utah Zoological Society Salt Lake Cty UT$24.9M$98.4M
San Francisco Zoological Society San Francisco CA$23.1M$20.0M
Sedgwick County Zoological Society Inc Wichita KS$22.9M$10.7M
Clearwater Marine Aquarium Inc Clearwater FL$22.9M$102.2M
The Zoological Society Of The Palm Beaches Inc West Palm Bch FL$22.3M$55.9M
Santa Barbara Zoological Foundation Santa Barbara CA$21.8M$47.0M
South Carolina Aquarium Charleston SC$20.3M$50.9M
Gulf Of Maine Research Institute Portland ME$20.2M$59.4M
Texas State Aquarium Association Corp Christi TX$19.1M$93.7M
Oregon Coast Aquarium Inc Newport OR$19.1M$60.7M
Knoxville Zoological Gardens Inc Knoxville TN$16.5M$64.7M
Norristown Zoological Society Norristown PA$16.1M$79.8M
Cleveland Zoological Society Cleveland OH$14.6M$41.6M
North Carolina Zoological Society Inc Asheboro NC$14.5M$70.4M
Birmingham Zoo Inc Mountain Brk AL$14.4M$53.2M
Rhode Island Zoological Society Providence RI$13.7M$14.1M
Zoo Midland Inc Midland TX$13.4M$12.2M
Sioux Falls Zoo & Aquarium Sioux Falls SD$12.8M$33.3M
Sacramento Zoological Society Sacramento CA$12.4M$27.4M
Naples Zoo Inc Naples FL$12.1M$42.8M
Zoological Society Of Buffalo Inc Buffalo NY$10.8M$34.1M
Virginia Zoological Society Norfolk VA$10.5M$23.0M
Lincoln Children'S Zoo Lincoln NE$10.0M$41.3M
Valley Zoological Society Chartered May 1968 Brownsville TX$9.5M$14.4M
Central Florida Zoological Society Inc Lake Monroe FL$9.0M$17.0M
Mississippi Aquarium Gulfport MS$8.7M$4.4M
Zoo Miami Foundation Inc Miami FL$7.9M$36.4M
Potawatomi Zoological Society Inc South Bend IN$7.8M$7.0M
Niagara Aquarium Foundation Inc Niagara Falls NY$7.6M$16.2M
Lehigh Valley Zoological Society Schnecksville PA$7.0M$7.5M
Binder Park Zoological Society Inc Battle Creek MI$6.2M$10.8M
Staten Island Zoological Society Inc Staten Island NY$6.0M$4.7M
Connecticut Zoological Society Inc Bridgeport CT$5.3M$23.5M
Erie Zoological Society Erie PA$5.1M$15.7M
Great River Greening Saint Paul MN$5.0M$1.5M
Zoo Foundation Inc Gulf Shores AL$5.0M$27.7M
Abilene Zoological Society Abilene TX$4.3M$1.1M
Racine Zoological Society Racine WI$3.8M$8.5M
Alaska Zoo Anchorage AK$3.1M$9.8M
Southern Tier Zoological Society Inc Binghamton NY$2.9M$3.3M
Pueblo Zoological Society Pueblo CO$2.9M$5.1M
Lake Superior Zoological Society Duluth MN$2.9M$2.0M
Saginaw Valley Zoological Society Saginaw MI$2.9M$7.6M
Healthy Kids Running Series Chadds Ford PA$2.8M$919K
Utica Zoological Society Utica NY$2.7M$6.6M
Friends Of The Zoo Of Springfield Missouri Inc Springfield MO$2.4M$1.6M
Dakota Zoological Society Inc Bismarck ND$2.4M$7.3M
Global Wildlife Trust Inc Thurmont MD$2.4M$2.1M
Z Zoomontana Inc Billings MT$2.3M$5.3M
Red River Zoological Society Fargo ND$2.2M$3.7M
Big Cat Habitat Conservation And Education Center Inc Sarasota FL$1.9M$3.4M
Monterey Zoological Society Inc Salinas CA$1.7M$3.0M
Buttonwood Park Zoological Society Inc New Bedford MA$1.7M$2.5M
Z Zoological Society Of Washington Issaquah WA$1.6M$1.5M
Blue Ridge Zoological Society Of Virginia Inc Roanoke VA$1.6M$2.0M
Potter Park Zoological Society Lansing MI$1.4M$990K
Delaware Zoological Society Inc Wilmington DE$1.4M$2.9M
Forest Park Zoological Society Inc Springfield MA$1.3M$637K
Aquarium Of Boise Inc Boise ID$1.3M$1.4M
The Center For Aquatic Sciences Inc Camden NJ$1.2M$2.3M
East Idaho Aquarium Corporation Idaho Falls ID$1.2M$642K
Prescott Animal Park Association Prescott AZ$1.1M$605K
Wilderness Trails Animal Park Inc Birch Run MI$1.1M$726K
E Evansville Zoological Society Inc Evansville IN$1.0M$3.3M
See all →

All zoos & aquariums by state

Florida26 orgsMinnesota19 orgsTexas16 orgsCalifornia15 orgsNew York15 orgsMichigan10 orgsArizona9 orgsTennessee9 orgsKansas8 orgsMassachusetts8 orgsGeorgia7 orgsIllinois7 orgsNorth Carolina7 orgsOhio7 orgsPennsylvania7 orgsWashington7 orgsIndiana6 orgsMissouri6 orgsVirginia5 orgs

Largest zoos & aquariums by state

Florida26 orgsMinnesota19 orgsTexas16 orgsCalifornia15 orgsNew York15 orgsMichigan10 orgsArizona9 orgsTennessee9 orgsKansas8 orgsMassachusetts8 orgsGeorgia7 orgsIllinois7 orgsNorth Carolina7 orgsOhio7 orgsPennsylvania7 orgsWashington7 orgsIndiana6 orgsMissouri6 orgsVirginia5 orgs

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Public data from IRS Form 990 e-file & Business Master File. A 990 shows how an organization is run and funded — not its real-world outcomes. Figures are presented without evaluation; we do not rate, score, or rank organizations. · philanthropy.org