Foundations · IRS 990 filings

Foundations in Sioux Falls, South Dakota

116
foundations with a Sioux Falls address
$176.1M
grants paid, FY2024–FY2025
30
say they accept unsolicited
$8,959
median grant

Grantlas lists 116 foundations that gave a Sioux Falls, South Dakota address on their tax filing — 111 private foundations and 5 grantmaking charities such as community foundations and United Ways — from filings for FY2024–FY2025. Together they paid out $176.1 million in grants in their latest filing year, and 30 of them (26%) say they accept unsolicited requests.

Not every foundation here is a Sioux Falls foundation. The city is the mailing address on the foundation’s tax filing, and when a bank or a law firm runs the trust that is the bank’s address, not the place it gives to. Check where a foundation gives before you write.

Top 25 of 116 foundations

All 25 foundations below say on their 990-PF that they accept unsolicited requests. Another 5 in this list say so too. Ranked by what they paid in grants in their latest filing.

Foundations in Sioux Falls, South Dakota
Esther and Harold Mertz Foundation$15,000$53.8M$10,000–$52.1MFY2024Locked: fit score and contacts
Seeds of Change Foundation$850,000$11.1M$30,000–$4.9MFY2024Locked: fit score and contacts
Sfs Foundation$137,000$8.4M$1,500–$3MFY2025Locked: fit score and contacts
Ch Robinson Worldwide Foundation$5,000$4M$750–$2.7MFY2024Locked: fit score and contacts
Larson Foundation$30,000$1.4M$4,500–$260,000FY2024Locked: fit score and contacts
The Rlb Charitable Foundation$501,720$1M$125,000–$878,440FY2024Locked: fit score and contacts
Harvey W Peters Research Foundation$300,000$864,000$40,000–$864,000FY2024Locked: fit score and contacts
Evah C Cray Residuary Charitable Trust$12,000$495,000$3,000–$120,000FY2025Locked: fit score and contacts
Marion Bradley via Memorial Foundation$35,000$459,000$5,000–$1MFY2025Locked: fit score and contacts
Salt of the Earth Foundation$50,000$420,000$10,000–$250,000FY2024Locked: fit score and contacts
Sheldon F Reese Foundation$10,000$345,900$1,000–$54,070FY2025Locked: fit score and contacts
The James W Pickle$35,000$279,283$5,000–$97,283FY2024Locked: fit score and contacts
Ty Eschenbaum Foundation$2,000$200,965$500–$104,330FY2025Locked: fit score and contacts
Jerstad Family Foundation$7,000$151,500$1,000–$54,000FY2024Locked: fit score and contacts
Edward P Maronick Foundation$10,000$84,000$3,400–$24,000FY2025Locked: fit score and contacts
Austad's Golf Charitable Foundation$4,500$80,026$500–$44,491FY2025Locked: fit score and contacts
Levo Cares Foundation$1,000$71,806$10–$19,760FY2025Locked: fit score and contacts
Lake Family Foundation$15,938$42,875$1,000–$25,000FY2025Locked: fit score and contacts
Clyde Park Charitable Foundation$2,500$31,200$1,900–$14,000FY2024Locked: fit score and contacts
The Jenny & Alexander Darvodelsky$9,125$20,250$4,250–$16,000FY2025Locked: fit score and contacts
Blanche Doolittle Private Foundation$1,830$17,136$1,830–$2,856FY2025Locked: fit score and contacts
Don and Marcella McCormick Scholarship$1,000$15,000One amountFY2025Locked: fit score and contacts
Dorothy D Graham Scholarship Fund$1,200$13,831$940–$6,916FY2025Locked: fit score and contacts
Timothy A & Mona A Ness$2,200$11,200$2,000–$7,000FY2024Locked: fit score and contacts
John E Solem Scholarship Trust #31034700$500$7,500$250–$1,500FY2025Locked: fit score and contacts
  • Median grant and grant range come from the 990-PF grant schedule; a dash means there is none to report.
  • “One grant” means a schedule with a single grant — no median, nothing to range over. “One amount” means several grants, all the same size.

91 more foundations — see all in Grantlas

Data from 990-PF and Form 990 filings, FY2024–FY2025. Updated November 8, 2026.