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Organization Location Revenue Expenses Assets Program Fundr. cost Employees Type Follow
Association of Universities for Research in Astronomy INC Aura provides innovative, open resources to enable discovery and excellence in RESEARCH, to unify the… 86-0138043 · FY2023 Washington, DC $450.4M $447.3M $125.9M 91% 0% 1,607 501(c)(3)
Riverside Research Institute RIVERSIDE RESEARCH INSTITUTE engages in and advances scientific RESEARCH on behalf of the u.s. Government and… 13-2593244 · FY2024 Fairfax, VA $189.3M $168.6M $322.6M 96% 0% 895 501(c)(3)
California Academy of Sciences To regenerate the natural world through science, learning, and collaboration. 94-1156258 · FY2024 San Francisco, CA $89.4M $109.5M $782.1M 75% 6% 691 501(c)(3)
Seti Institute To explore, understand and explain the origin and nature of life in the universe and the evolution of… 94-2951356 · FY2023 Mountain View, CA $55.2M $28.8M $247.1M 69% 2% 177 501(c)(3)
Great Basin Institute To provide environmental education, research and conservation throughout the west to people of all ages. 88-0431016 · FY2024 Reno, NV $45.9M $46.3M $21.0M 86% 0% 1,012 501(c)(3)
The Water Institute of the Gulf The WATER INSTITUTE is an independent research resource to promote resilient and sustainable coasts worldwide… 45-1066585 · FY2024 Baton Rouge, LA $17.5M $16.7M $6.7M 76% 0% 80 501(c)(3)
Rocky Mountain Bird Observatory Our mission is to conserve birds and their habitats through an integrated approach of science, education and… 84-1079882 · FY2024 Brighton, CO $10.1M $9.2M $7.7M 87% 2% 168 501(c)(3)
Science History Institute We preserve and celebrate our scientific and technological culture and make IT accessible for investigation… 22-2817365 · FY2024 Philadelphia, PA $9.3M $9.3M $39.7M 75% 12% 112 501(c)(3)
Flint Institute of Science & History FLINT INSTITUTE of SCIENCE & HISTORY is organized to operate a museum institution, who focuses on SCIENCE… 82-2978635 · FY2024 Flint, MI $7.2M $7.1M $9.7M 62% 7% — 501(c)(3)
Universities Research Association INC UNIVERSITIES RESEARCH ASSOCIATION, INC. (ura) is a nonprofit membership corporation organized to engage in… 52-0816670 · FY2023 Washington, DC $5.1M $7.4M $21.0M 35% 0% 13 501(c)(3)
Mount Washington Observatory Scientific research for government education and industry. 02-0225135 · FY2024 North Conway, NH $2.7M $2.4M $12.4M 71% 21% 31 501(c)(3)
Astronomical Society of the Pacific Improving science literacy through education and public outreach programs advancing the public understanding… 94-0294860 · FY2023 San Francisco, CA $2.4M $3.0M $4.9M 74% 4% 19 501(c)(3)
Adventureland Institute INC Adventureland Institute, Inc.'s mission is to support curiosity, evidence, and discovery frontiers of… 88-3156762 · FY2024 St Petersburg, FL $2.4M $2.6M $32.3K 97% 0% 1 501(c)(3)
Indiana Academy of Science The ACADEMY promotes scientific research and the diffusion of scientific information, encourages… 35-1068830 · FY2024 Indianapolis, IN $2.0M $489.5K $12.6M 72% 0% 1 501(c)(3)
Mt Adams Institute To strengthen the connection between people and the natural world through education, service learning, career… 45-3308913 · FY2024 Trout Lake, WA $1.9M $1.8M $1.1M 85% 0% 49 501(c)(3)
Glacier Institute INC Strengthening connections to the natural world through outdoor education. 36-3345632 · FY2024 Columbia Falls, MT $1.7M $1.7M $4.1M 53% 0% 54 501(c)(3)
Headwaters Science Institute We are educators, scientists, and community members with a mission to foster curiosity through science. We… 47-1714438 · FY2025 Soda Springs, CA $1.6M $760.1K $1.6M 93% 4% 5 501(c)(3)
Castine Scientific Society Building on the legacy of its founding family, the Wilson Museum uses its diverse collections and resources… 23-7059689 · FY2024 Castine, ME $1.2M $706.8K $22.7M 67% 4% 14 501(c)(3)
Mount St Helens Institute To advance understanding and stewardship of the earth through science, education and exploration of volcanic… 91-1569993 · FY2024 Amboy, WA $1.1M $1.5M $654.9K 63% 12% 31 501(c)(3)
Glacier Peak Institute Empowering youth to build resilient and sustainable rural communities and healthy ecosystems across the… 81-2374247 · FY2024 Darrington, WA $971.2K $1.1M $243.8K 75% 3% — 501(c)(3)
Oregon Institute of Science and Medicine Research, development & public education on the biochemistry of molecular clocks and the degenerative… 93-0814898 · FY2024 Cave Junction, OR $864.7K $1.2M $8.4M 99% 1% — 501(c)(3)
Nature Institute INC Education and scientific research 14-1803390 · FY2025 Ghent, NY $760.5K $689.5K $2.0M 85% 3% 10 501(c)(3)
National Association of Geoscience Teachers NATIONAL ASSOCIATION of GEOSCIENCE TEACHERS (nagt) supports a diverse, inclusive, and thriving community of… 74-6068050 · FY2023 Northfield, MN $499.7K $581.7K $2.6M 85% 0% — 501(c)(3)
Science Museums of Wilson INC Enriching the future by fostering connections between science, history, and community through hands-on… 56-1638334 · FY2023 Wilson, NC $435.5K $480.5K $795.5K 79% 1% 23 501(c)(3)
Coast Range Watershed Institute Advance the understanding, management and restoration of hydrologic, geomorphic and ecological resources by… 82-2939829 · FY2024 Healdsburg, CA $267.2K $204.4K $108.7K 98% 0% — 501(c)(3)
Wilson Community Library Provide educational and recreational programs to the public including books, computers, and internet… 16-6038671 · FY2024 Wilson, NY $255.4K $125.4K $132.4K 99% 0% 5 501(c)(3)
Erie Bird Observatory To provide avian research, education and conservation along the Pennsylvania shoreline of Lake Erie. 82-4134595 · FY2024 Erie, PA $255.0K $192.0K $138.5K 96% 0% 15 501(c)(3)
Wasatch Mountain Institute WASATCH MOUNTAIN INSTITUTE provides hands-on learning experiences through outdoor recreation at jordanelle… 83-3155477 · FY2023 Park City, UT $239.6K $250.3K $280.2K 80% 4% — 501(c)(3)
Rocky Mountain Association of Geologists Promote interest in geology and allied sciences 84-6036048 · FY2024 Denver, CO $184.4K $209.1K $1.9M 32% 12% 3 501(c)(3)
Institute for Advanced Physics 56-2324818 · FY2024 Baton Rouge, LA $150.4K — $96.2K — — — 501(c)(3)
Springfield Telescope Makers INC The organization operates as an educational institution, formed to archive, teach and further impart… 22-2582956 · FY2025 Springfield, VT $134.7K $84.9K $736.8K 51% 0% — 501(c)(3)
Rocky Mountain Research and Prevention Institute 68-0517749 · FY2025 Aurora, CO $123.5K — $164.6K — — — 501(c)(3)
Laboratory Science Institute The mission of the Laboratory Science Institute is to support testing laboratories involved with public… 80-0395766 · FY2022 Longview, WA $121.0K $97.5K $0 10% 0% — 501(c)(3)
Sunwrise Institute 39-2603172 · FY2025 Portola Vally, CA $100.2K — $99.1K — — — 501(c)(3)
Ccat Observatory INC To provide an unprecedented capability for deep, large area multicolor submillimeter surveys through… 45-4104640 · FY2023 Ithaca, NY $91.0K $811.1K $34.6M 67% 0% — 501(c)(3)
Water Science Institute WATER SCIENCE INSTITUTE promotes the sustainable, SCIENCE-based benefits of projects that provide available… 30-0953450 · FY2024 Lancaster, PA $75.4K $72.0K $2.7K 69% 0% — 501(c)(3)
Science Technology Institute 37-1824330 · FY2024 Centerville, OH $63.4K — $486.5K — — — 501(c)(3)
Institute of Cosmic Sciences Incorporated 99-3195526 · FY2025 San Jose, CA $56.4K — $51.1K — — — 501(c)(3)
Climate Institute 52-1492178 · FY2021 Washington, DC $32.0K — $0 — — — 501(c)(3)
2,046,138
nonprofits
212,946
funders
12,515,252
grants
22,549,931
directors
214,365
service providers
549,896,012
financial lines
Public data from IRS Form 990 e-file & Business Master File. A 990 shows reported financial activity, not measured program outcomes. Assets are from the IRS BMF and may lag the latest filing; fundraising cost is fundraising expenses as a share of total expenses. · philanthropy.org