William C Knapp Charitable Foundation
Invitation OnlyWest Des Moines, Iowa · EIN 42-1234012 · Private foundation
Grants paid (2024)$293K
Organizations funded31
Typical grant$2,500
Total assets$4,042
Half of its grants to organizations were between $1,000 and $5,000.
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
3% of grants went outside Iowa.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| United Way of Central Iowa | Des Moines, IA | General operating budget | $111,514 |
| Drake University | Des Moines, IA | General operating budget | $59,000 |
| Friends of Des Moines Parks | Des Moines, IA | General operating budget | $20,000 |
| Variety - the Children's Charity | Des Moines, IA | Variety telethon | $15,000 |
| Community Foundation of Greater Des Moines | Des Moines, IA | General operating budget | $13,333 |
| Easter Seals Iowa | Des Moines, IA | General operating budget | $10,924 |
| Link Associates | West Des Moines, IA | General operating budget | $8,500 |
| Boys & Girls Clubs of Central Ia | Des Moines, IA | Annual tallent show | $5,000 |
| Childserve Foundation | Johnston, IA | General operating budget | $5,000 |
| Citizens for Community Betterment | Des Moines, IA | General operating budget | $5,000 |
| Greater Des Moines Public Art Foundation | Des Moines, IA | General operating budget | $5,000 |
| Jdrf Nebraska-Iowa Chapter | Hagerstown, MD | General operating budget | $5,000 |
| The University of Iowa Center for Advancement | Iowa City, IA | General operating budget | $5,000 |
| YMCA of Greater Des Moines | Des Moines, IA | General operating budget | $5,000 |
| Des Moines Performing Arts | Des Moines, IA | General operating budget | $3,500 |
| Big Brothers Big Sisters of Central Iowa | Clive, IA | General operating budget | $2,500 |
| Dmacc Foundation | Ankeny, IA | General operating budget | $2,000 |
| Make-A-Wish Foundation of Iowa | Urbandale, IA | General operating budget | $1,500 |
| Wreaths Across America | Des Moines, IA | General operating budget | $1,500 |
| Animal Rescue League of Iowa Inc | Des Moines, IA | General operating budget | $1,000 |
| Central Iowa Shelter and Services | Des Moines, IA | General operating budget | $1,000 |
| Creative Visions | Des Moines, IA | General operating budget | $1,000 |
| Cystic Fibrosis Foundation | West Des Moines, IA | 65 roses gala donation | $1,000 |
| Orchard Place | Des Moines, IA | General operating budget | $1,000 |
| Polk City Friends of the Parks | Polk City, IA | General operating budget | $1,000 |
| Greater Outdoors Foundation | West Des Moines, IA | General operating budget | $629 |
| American Foundation for Suicide Prevention | West Des Moines, IA | General operating budget | $500 |
| Festival of Trees and Lights | West Des Moines, IA | General operating budget | $500 |
| Raising Readers in the Heartland | Polk City, IA | General operating budget | $500 |
| City of Johnston | Johnston, IA | General operating budget | $250 |
| Greater Des Moines Habitat for Humanity | Des Moines, IA | General operating budget | $159 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $292,809 | 31 |
| 2023 | $292,700 | 35 |
Sources
- IRS Form 990-PF, tax year 2024, filed Jul 10, 2025 - IRS e-file batch, object ID 202531919349100813
- IRS Tax Exempt Organization Search for EIN 42-1234012
- Profile updated Nov 5, 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.