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Private foundations don’t post open calls, so nobody can search them. We read IRS filings instead — 9.6 million grants from 174,053 foundations and grantmaking charities, searchable by what the money was actually for.

12 funders with a record of paying for “siouxland”

Where the money went

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Northwest Iowa Hospital Corporation → Siouxland Medical Education Foundation: $1.7M across 2 grants, latest 2023The Roth & Letch Family Charitable → Boys and Girls Club of Siouxland Inc: $1.0M across 1 grant, latest 2024Siouxland Human Investment Partnership → Siouxland District Health Department: $872K across 3 grants, latest 2024United Way of Siouxland Inc → Boys and Girls Club of Siouxland: $315K across 3 grants, latest 2024Missouri River Historical Development → Siouxland Historical Railroad Association: $168K across 2 grants, latest 2024Siouxland Community Foundation → Boys & Girls Club of Siouxland Inc: $126K across 2 grants, latest 2024Glee Fielding Trust Under Will → Siouxland Humane Society: $100K across 4 grants, latest 2025The Chesterman Family Foundation → Siouxland Sports Academy: $50K across 1 grant, latest 2025Helios Foundation → United Way of Siouxland: $45K across 3 grants, latest 2024Great West Casualty Company Foundation → United Way of Siouxland: $30K across 1 grant, latest 2024Waitt Foundation → Siouxland Humane Society: $10K across 4 grants, latest 2024Levo Cares Foundation → United Way of Siouxland: $2K across 2 grants, latest 2025United Way of Siouxland Inc → Center for Siouxland: $312K across 3 grants, latest 2024Siouxland Human Investment Partnership → Siouxland District Health Dept: $290K across 1 grant, latest 2021The Roth & Letch Family Charitable → Boys & Girls Clubs of Siouxland: $250K across 1 grant, latest 2023Missouri River Historical Development → Hope Street of Siouxland: $72K across 2 grants, latest 2023Siouxland Community Foundation → United Way of Siouxland: $65K across 2 grants, latest 2024The Chesterman Family Foundation → Siouxland Expo Center: $40K across 3 grants, latest 2025Helios Foundation → Siouxland Cares About Substance Abuse: $30K across 2 grants, latest 2023Great West Casualty Company Foundation → Siouxland Recovery Fund: $25K across 1 grant, latest 2024Northwest Iowa Hospital Corporation → United Way of Siouxland: $25K across 2 grants, latest 2024Waitt Foundation → Food Bank of Siouxland: $8K across 4 grants, latest 2024Levo Cares Foundation → The Gospel Mission: $1K across 1 grant, latest 2025United Way of Siouxland Inc → American Red Cross: $301K across 3 grants, latest 2024Siouxland Human Investment Partnership → Community Action Agency of Siouxland: $268K across 3 grants, latest 2024The Roth & Letch Family Charitable → Sanford Center: $175K across 1 grant, latest 2024Missouri River Historical Development → Friends of Siouxland Public Media: $67K across 1 grant, latest 2022Siouxland Community Foundation → Food Bank of Siouxland Inc: $44K across 3 grants, latest 2024The Chesterman Family Foundation → Food Bank of Siouxland: $40K across 4 grants, latest 2025Helios Foundation → Boys & Girls Club of Siouxland Inc: $25K across 1 grant, latest 2023Great West Casualty Company Foundation → Siouxland Freedom Park: $10K across 1 grant, latest 2024Northwest Iowa Hospital Corporation → The Siouxland YMCA: $9K across 1 grant, latest 2022Waitt Foundation → United Way of Siouxland: $6K across 1 grant, latest 2022Levo Cares Foundation → Mary J Treglia Community House: $1K across 1 grant, latest 2025United Way of Siouxland Inc → Boys & Girls Home Family Services and Siouxland Family Community Center: $255K across 3 grants, latest 2024The Roth & Letch Family Charitable → The Childrens Museum of Siouxland Inc: $175K across 1 grant, latest 2024The Roth & Letch Family Charitable → Sleep in Heavenly Peace Inc: $175K across 1 grant, latest 2024The Roth & Letch Family Charitable → Mary J Treglia Community House: $175K across 1 grant, latest 2024The Roth & Letch Family Charitable → Siouxland Youth Hockey Association: $175K across 1 grant, latest 2024The Roth & Letch Family Charitable → Hope Street of Siouxland: $175K across 1 grant, latest 2024United Way of Siouxland Inc → Siouxland Center for Active Generations: $122K across 3 grants, latest 2024United Way of Siouxland Inc → Siouxland Cares About Substance Abuse: $108K across 3 grants, latest 2024The Roth & Letch Family Charitable → St Luke's Health Foundation of Sioux City Iowa: $100K across 1 grant, latest 2024The Roth & Letch Family Charitable → Big Brothers Big Sisters of Siouxland: $100K across 1 grant, latest 2024The Roth & Letch Family Charitable → Sky Ranch Behavioral Services: $100K across 1 grant, latest 2024The Roth & Letch Family Charitable → The Gospel Mission: $100K across 1 grant, latest 2024The Roth & Letch Family Charitable → Sioux City Symphony Orchestra: $100K across 1 grant, latest 2024The Roth & Letch Family Charitable → Siouxland Expo Center: $100K across 1 grant, latest 2023The Roth & Letch Family Charitable → Siouxland Chamber Foundation: $100K across 1 grant, latest 2024The Roth & Letch Family Charitable → Siouxland Community Soup Kitchen: $100K across 1 grant, latest 2024The Roth & Letch Family Charitable → Mercy Medical Center - Sioux City Foundation: $100K across 1 grant, latest 2024Missouri River Historical Development → Siouxland Mental Health Services Inc: $62K across 1 grant, latest 2023Missouri River Historical Development → Center for Siouxland: $57K across 2 grants, latest 2024United Way of Siouxland Inc → Siouxland Youth for Christ: $56K across 3 grants, latest 2024Missouri River Historical Development → Food Bank of Siouxland: $55K across 1 grant, latest 2023United Way of Siouxland Inc → Boys and Girls Home of Nebraska Inc (Siouxland Family Center): $51K across 2 grants, latest 2023The Roth & Letch Family Charitable → Siouxland Youth Golf Associaition: $50K across 1 grant, latest 2024The Roth & Letch Family Charitable → Special Troopers Adaptive Riding School: $50K across 1 grant, latest 2024The Roth & Letch Family Charitable → Siouxland Regional Cancer Center: $50K across 1 grant, latest 2024The Roth & Letch Family Charitable → Art Center Association of Sioux City: $50K across 1 grant, latest 2024The Roth & Letch Family Charitable → Siouxland Foster Closet: $50K across 1 grant, latest 2024Siouxland Community Foundation → Mercyone Siouxland Foundation: $44K across 2 grants, latest 2023Siouxland Community Foundation → Siouxland Community Soup Kitchen: $44K across 3 grants, latest 2024The Roth & Letch Family Charitable → Sioux City Parks and Recreation Foundation Inc: $30K across 1 grant, latest 2024The Roth & Letch Family Charitable: $3.5M on this topic. Open the funder.The Roth & Letch Family Chari…$3.5MNorthwest Iowa Hospital Corporation: $1.7M on this topic. Open the funder.Northwest Iowa Hospital Corpo…$1.7MUnited Way of Siouxland Inc: $1.5M on this topic. Open the funder.United Way of Siouxland Inc$1.5MSiouxland Human Investment Partnership: $1.4M on this topic. Open the funder.Siouxland Human Investment Pa…$1.4MMissouri River Historical Development: $480K on this topic. Open the funder.Missouri River Historical Dev…$480KSiouxland Community Foundation: $322K on this topic. Open the funder.Siouxland Community Foundation$322KThe Chesterman Family Foundation: $130K on this topic. Open the funder.The Chesterman Family Foundat…$130KGlee Fielding Trust Under Will: $100K on this topic. Open the funder.Glee Fielding Trust Under Will$100KHelios Foundation: $100K on this topic. Open the funder.Helios Foundation$100KGreat West Casualty Company Foundation: $65K on this topic. Open the funder.Great West Casualty Company F…$65KWaitt Foundation: $24K on this topic. Open the funder.Waitt Foundation$24KLevo Cares Foundation: $4K on this topic. Open the funder.Levo Cares Foundation$4KSiouxland Medical Education Foundation: received $1.7M on this topicSiouxland Medical Education Fou…$1.7MBoys and Girls Club of Siouxland Inc: received $1.0M on this topicBoys and Girls Club of Siouxlan…$1.0MSiouxland District Health Department: received $872K on this topicSiouxland District Health Depar…$872KCenter for Siouxland: received $369K on this topicCenter for Siouxland$369KBoys and Girls Club of Siouxland: received $315K on this topicBoys and Girls Club of Siouxland$315KAmerican Red Cross: received $301K on this topicAmerican Red Cross$301KSiouxland District Health Dept: received $290K on this topicSiouxland District Health Dept$290KCommunity Action Agency of Siouxland: received $268K on this topicCommunity Action Agency of Siou…$268KBoys & Girls Home Family Services and Siouxland Family Community Center: received $255K on this topicBoys & Girls Home Family Servic…$255KBoys & Girls Clubs of Siouxland: received $250K on this topicBoys & Girls Clubs of Siouxland$250KHope Street of Siouxland: received $247K on this topicHope Street of Siouxland$247KMary J Treglia Community House: received $176K on this topicMary J Treglia Community House$176KSanford Center: received $175K on this topicSanford Center$175KThe Childrens Museum of Siouxland Inc: received $175K on this topicThe Childrens Museum of Siouxla…$175KSleep in Heavenly Peace Inc: received $175K on this topicSleep in Heavenly Peace Inc$175KSiouxland Youth Hockey Association: received $175K on this topicSiouxland Youth Hockey Associat…$175KSiouxland Historical Railroad Association: received $168K on this topicSiouxland Historical Railroad A…$168KBoys & Girls Club of Siouxland Inc: received $151K on this topicBoys & Girls Club of Siouxland…$151KSiouxland Community Soup Kitchen: received $144K on this topicSiouxland Community Soup Kitchen$144KUnited Way of Siouxland: received $143K on this topicUnited Way of Siouxland$143KSiouxland Expo Center: received $140K on this topicSiouxland Expo Center$140KSiouxland Cares About Substance Abuse: received $138K on this topicSiouxland Cares About Substance…$138KSiouxland Center for Active Generations: received $122K on this topicSiouxland Center for Active Gen…$122KSiouxland Humane Society: received $110K on this topicSiouxland Humane Society$110KFood Bank of Siouxland: received $103K on this topicFood Bank of Siouxland$103KThe Gospel Mission: received $101K on this topicThe Gospel Mission$101KSt Luke's Health Foundation of Sioux City Iowa: received $100K on this topicSt Luke's Health Foundation of…$100KBig Brothers Big Sisters of Siouxland: received $100K on this topicBig Brothers Big Sisters of Sio…$100KSky Ranch Behavioral Services: received $100K on this topicSky Ranch Behavioral Services$100KSioux City Symphony Orchestra: received $100K on this topicSioux City Symphony Orchestra$100KSiouxland Chamber Foundation: received $100K on this topicSiouxland Chamber Foundation$100KMercy Medical Center - Sioux City Foundation: received $100K on this topicMercy Medical Center - Sioux Ci…$100KFriends of Siouxland Public Media: received $67K on this topicFriends of Siouxland Public Med…$67KSiouxland Mental Health Services Inc: received $62K on this topicSiouxland Mental Health Service…$62KSiouxland Youth for Christ: received $56K on this topicSiouxland Youth for Christ$56KBoys and Girls Home of Nebraska Inc (Siouxland Family Center): received $51K on this topicBoys and Girls Home of Nebraska…$51KSiouxland Sports Academy: received $50K on this topicSiouxland Sports Academy$50KSiouxland Youth Golf Associaition: received $50K on this topicSiouxland Youth Golf Associaiti…$50KSpecial Troopers Adaptive Riding School: received $50K on this topicSpecial Troopers Adaptive Ridin…$50KSiouxland Regional Cancer Center: received $50K on this topicSiouxland Regional Cancer Center$50KArt Center Association of Sioux City: received $50K on this topicArt Center Association of Sioux…$50KSiouxland Foster Closet: received $50K on this topicSiouxland Foster Closet$50KFood Bank of Siouxland Inc: received $44K on this topicFood Bank of Siouxland Inc$44KMercyone Siouxland Foundation: received $44K on this topicMercyone Siouxland Foundation$44KUnited Way of Siouxland: received $30K on this topicUnited Way of Siouxland$30KSioux City Parks and Recreation Foundation Inc: received $30K on this topicSioux City Parks and Recreation…$30KSiouxland Recovery Fund: received $25K on this topicSiouxland Recovery Fund$25KSiouxland Freedom Park: received $10K on this topicSiouxland Freedom Park$10KThe Siouxland YMCA: received $9K on this topicThe Siouxland YMCA$9K
12 funders, 49 recipients, grants matching “siouxland” only. Ribbon width is proportional to the total given; each funder has its own colour (smaller funders in gray). Hover a name to isolate its flows, click a funder to open it. Drag to move around; zoom with the buttons, a double-click, or the wheel after clicking the map.

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Source: IRS Form 990-PF Part XV and Form 990 Schedule I, tax years 2019–2025. These are grants already paid, a record of what an organization funds rather than an open call. Private foundations rarely accept unsolicited applications and the route in is usually a program officer; grantmaking charities and associations more often run real application cycles, so check their website. How this data is built, and its limits →