Rob and Melani Walton Foundation
Invitation OnlyBentonviille, Arkansas · EIN 47-4259772 · Private foundation · Website
Grants paid (2024)$107.1M
Organizations funded61
Typical grant$50,000
Total assets$522.5M
Half of its grants to organizations were between $25,000 and $500,000.
From the return
How to apply
On its return for tax year 2024 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
90% of grants went outside Arkansas.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Theodore Roosevelt Presidential Library Foundation | Medora, ND | To provide funding for library | $33,863,725 |
| Conservation International Foundation | Arlington, VA | To provide matching support toward Spend Down Fund 2.0 | $24,572,723 |
| Wildlife Conservation Society | Bronx, NY | To support Africa Protected Areas Strategy Implementation | $9,328,315 |
| Arizona State University Foundation for A New American University | Tempe, AZ | To support School of Conservation Futures and related programs | $8,000,000 |
| African Parks Foundation of America | Washington, DC | To provide operational support for the development and management of national parks and key conservation areas in Africa. | $5,000,000 |
| African Parks Foundation of America | Washington, DC | To support African Parks Incubation Program: Scaling Through Partnerships | $4,805,998 |
| Conservation International Foundation | Arlington, VA | To support ocean conservation through the Blue Nature Alliance project | $4,625,913 |
| African Parks Foundation of America | Washington, DC | To support important conservation in Africa, including Rewilding of Key Species | $3,500,000 |
| Conservation International Foundation | Arlington, VA | To support Country Packages Seed Fund | $3,267,348 |
| Emory University | Atlanta, GA | To support Phase 1: Advance a Global Culture of Compassion | $1,500,000 |
| The Earthshot Prize | London, UK | To provide support for the Earthshot Prize, a global prize designed to scale environment and conservations solutions | $1,326,207 |
| African Parks Foundation of America | Washington, DC | To support establishing a Conservation Academy | $1,110,080 |
| Climate Leadership Council Inc | Washington, DC | To support general operations | $900,000 |
| Tides Center | San Francisco, CA | Mosaic Project building collaboration within the environmental movement | $750,000 |
| Frankfurt Zoological Society - US Inc | Washington, DC | To support Africa Protected Areas Strategy Implementation | $657,103 |
| Conservation International Foundation | Arlington, VA | To support Heal Our Planet, Protect Our Future Campaign | $500,000 |
| Western Stock Show Association | Denver, CO | To support National Western Stock Show through Honoring the Legacy Campaign | $500,000 |
| United States Olympic and Paralympic Foundation | Colorado Springs, CO | Multi-year cycling support | $375,000 |
| International Conservation Caucus Foundation | Washington, DC | To support educational activities focused on the importance of international conservation that benefits nature and people | $325,000 |
| Arizona Aerospace Foundation Inc | Tucson, AZ | To support Tucson Military Vehicle Museum | $300,000 |
| Diocesan Council for the Society of St Vincent de Paul Diocese Phoenix | Phoenix, AZ | To support the urban farm at St. Vincent De Paul | $250,000 |
| Team Africa Rising Inc | Savery, WY | To support general operations | $250,000 |
| Bridge2Rwanda Inc | Little Rock, AR | To support Expanding Conservation Agriculture Farming Method in Africa | $175,000 |
| USA Cycling Inc | Colorado Springs, CO | To support a three-year strategy to grow the sport of bike racing. | $110,000 |
| Phoenix Theatre Inc | Phoenix, AZ | To support general operations | $100,000 |
| Aspen Music Festival and School | Aspen, CO | To Support the annual fund in 2024 | $50,000 |
| College of Wooster | Wooster, OH | To Support the annual fund in 2024 | $50,000 |
| Columbia University | New York, NY | To support the Columbia Law School Annual Fund in 2024 | $50,000 |
| Emory University | Atlanta, GA | To support Two-cohort Compassion Fellowships | $50,000 |
| Liberty Wildlife Inc | Phoenix, AZ | To support general operations | $50,000 |
| National Park Foundation | Washington, DC | To support general operations and needs of the Theodore Roosevelt National Park | $50,000 |
| Phoenix Art Museum | Phoenix, AZ | To support general operations | $50,000 |
| Salvation Army of NWA | Fayetteville, AR | To support general operations in Benton and Washington Counties in Arkansas | $50,000 |
| The Board of Trustees of The Leland Stanford Junior University | Stanford, CA | To support the Hoover Institution's general operations | $50,000 |
| The Nature Conservancy - Arizona | Phoenix, AZ | To support general operations | $50,000 |
| The Nature Conservancy - Arkansas | Little Rock, AR | To support general operations | $50,000 |
| USA Cycling Inc | Colorado Springs, CO | To support general operations | $50,000 |
| Conservation International Foundation | Arlington, VA | To support Assessment and Strategy for Africa Work | $37,500 |
| Arizona Science Center | Phoenix, AZ | To support general operations | $25,000 |
| Aspen Center for Environmental Studies | Aspen, CO | To support general operations | $25,000 |
| Boys & Girls Clubs of the Valley Inc | Phoenix, AZ | To support general operations | $25,000 |
| Conservation Council of Nations | Washington, DC | To support International Conference on the Miombo Forest Initiative | $25,000 |
| Desert Botanical Garden | Phoenix, AZ | To support general operations | $25,000 |
| FOXG1 Research Inc | Sands Point, NY | To support Research and Therapeutic Programs | $25,000 |
| Jones-Gordon Foundation | Paradise Valley, AZ | To support the Jones-Gordon School's general operations | $25,000 |
| McPherson College | McPherson, KS | To support the automotive restoration program in 2024, including shop initiatives and general support | $25,000 |
| Valley of the Sun United Way | Phoenix, AZ | To support general operations | $25,000 |
| Valley of the Sun Young Men's Christian Association | Phoenix, AZ | To support general operations | $25,000 |
| Boston Mountain Cyclists | Bentonville, AR | To support general operations | $20,000 |
| Dawn Redwoods Charitable Trust | Tiburon, CA | To support a comprehensive assistance fund for those in need in the Sonoma County and San Francisco Area | $20,000 |
| Roaring Fork Mountain Bike Association - RFMBA | Aspen, CO | To support Executive Director and trail work and programs | $20,000 |
| Arkansas Community Foundation Inc | Little Rock, AR | Social Services Support | $15,000 |
| Eastern Rio Blanco Metropolitan Recreation and Park District | Meeker, CO | To support Meeker Trails Maintenance | $15,000 |
| NourishPHX | Phoenix, AZ | To support general operations | $15,000 |
| Aspen Valley Ski-Snowboard Club Inc | Aspen, CO | To support general operations | $10,000 |
| Habitat for Humanity of Benton County Inc | Bentonville, AR | To support general operations | $10,000 |
| Kukio Hoomana Fund | KailuaKona, HI | To support general operations in delivering programs that foster a thriving, resilient Kukio Community | $10,000 |
| Miracle League of Arizona | Scottsdale, AZ | To support general operations | $10,000 |
| Theodore Roosevelt Association | Oyster Bay, NY | To support charitable programs perpetuating the legacy and ideals of President Theodore Roosevelt. | $10,000 |
| American Friends of the Bugatti Trust Inc | Dedham, MA | To support general operations | $5,000 |
Showing the 60 largest of 61 grants to organizations.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $107,144,912 | 61 |
| 2023 | $78,108,177 | 79 |
Sources
- IRS Form 990-PF, tax year 2024, filed Nov 14, 2025 - IRS e-file batch, object ID 202523189349103457
- IRS Tax Exempt Organization Search for EIN 47-4259772
- Profile updated Nov 4, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.