Data / Nonprofits / South Dakota / Brookings
Nonprofits in Brookings, SD: 226 registered with the IRS
226 nonprofits are registered with the IRS in Brookings, SD, 168 of them 501(c)(3) charities; the 87 that report revenue took in $147.6 million. The largest by revenue: South Dakota State University Foundation ($73.3 million), United Retirement Center ($9.1 million), Advance ($9 million). Most common causes: education (26), recreation and sports (18), human services (15).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| South Dakota State University Foundation | Education | 501(c)(3) | 1947 | $73.3 million | $411.9 million | 2024-12 |
| United Retirement Center | Human services | 501(c)(3) | 1958 | $9.1 million | $8.1 million | 2024-12 |
| Advance | Human services | 501(c)(3) | 1979 | $9 million | $9.7 million | 2025-06 |
| Boys & Girls Club of the Northern Plains Inc | Youth development | 501(c)(3) | 2003 | $7.4 million | $70.7 million | 2024-12 |
| Dakota Bioproducts Innovation Institute | Community improvement and capacity building | 501(c)(3) | 2024 | $5.4 million | $6 million | 2024-12 |
| Brookings Health System Investment Authority | Health care | 501(c)(3) | 2019 | $4.8 million | $81.9 million | 2025-12 |
| East Central Mental Health & Chemical Dependency Center | Mental health and crisis intervention | 501(c)(3) | 1994 | $4.3 million | $6.7 million | 2025-06 |
| Brookings Area Transit Authority | Human services | 501(c)(3) | 1992 | $3.5 million | $5.2 million | 2025-09 |
| Institute of Lutheran Theology | Religion-related | 501(c)(3) | 2008 | $1.9 million | $2.6 million | 2025-06 |
| Brookings Country Club East Side of Lake Campbell | 501(c)(7) | 1956 | $1.8 million | $2.2 million | 2024-12 | |
| Research Park at Sdsu | Education | 501(c)(3) | 2006 | $1.7 million | $38.7 million | 2024-12 |
| Habitat for Humanity International Inc | 501(c)(3) | 1987 | $1.7 million | $4.1 million | 2025-06 | |
| Teen Challenge of the Dakotas | 501(c)(3) | 1974 | $1.5 million | $7.8 million | 2025-05 | |
| Brookings Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1977 | $1.3 million | $3.4 million | 2026-03 |
| South Dakota State University Alumni Association | Education | 501(c)(3) | 1997 | $1.3 million | $9,047 | 2025-12 |
| South Dakota Crop Improvement Association | 501(c)(5) | 1929 | $1.3 million | $5.8 million | 2025-09 | |
| South Dakota Humanities Council | Arts, culture and humanities | 501(c)(3) | 1978 | $1.2 million | $3.9 million | 2025-10 |
| Association for Counselor Education and Supervision | Human services | 501(c)(3) | 2025 | $1.1 million | $2.4 million | 2025-06 |
| Brookings Area United Way | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1972 | $965,884 | $4 million | 2025-01 |
| Brookings Economic Development Corporation | 501(c)(6) | 1997 | $861,551 | $6 million | 2024-12 | |
| South Dakota Agricultural and Rural Leadship Foundaiton | Public and societal benefit | 501(c)(3) | 2001 | $705,032 | $2.1 million | 2025-06 |
| Brookings Area Chamber of Commerce | 501(c)(6) | 1973 | $641,403 | $402,796 | 2024-12 | |
| Brookings Ice Skating Association Inc | 501(c)(3) | 1986 | $628,902 | $2 million | 2025-04 | |
| Great After-School Place | Education | 501(c)(3) | 1994 | $623,949 | $424,569 | 2025-12 |
| South Dakota News Watch | Arts, culture and humanities | 501(c)(3) | 2017 | $610,806 | $545,540 | 2024-12 |
| Brookings Futbol Club | Recreation and sports | 501(c)(3) | 2013 | $605,993 | $2 million | 2025-06 |
| Brookings Convention & Visitors Bureau | Mutual and membership benefit | 501(c)(6) | 2020 | $600,330 | $476,633 | 2024-12 |
| Brookings County Firefighters Association | Public safety, disaster preparedness and relief | 501(c)(3) | 2025 | $504,445 | $470,973 | 2025-12 |
| Foundation Seed Stock Division of South Dakota University Foundation | 501(c)(5) | 1946 | $483,675 | $3.5 million | 2025-06 | |
| Friends of Brookings Baseball Inc | Youth development | 501(c)(3) | 2015 | $444,222 | $232,831 | 2025-12 |
| Appa-Association of Higher Education Facilities Officers | Education | 501(c)(3) | 1977 | $383,090 | $413,943 | 2025-03 |
| Enterprise Institute | Education | 501(c)(3) | 2016 | $375,955 | $947,880 | 2025-12 |
| Elizabeths House | Human services | 501(c)(3) | 2009 | $370,307 | $411,229 | 2024-12 |
| Healing Words Foundation | Diseases, disorders and medical disciplines | 501(c)(3) | 2011 | $366,526 | $392,974 | 2025-12 |
| The Brookings Regional Humane Society Inc | Animal-related | 501(c)(3) | 2000 | $363,863 | $407,430 | 2024-12 |
| Alpha Gamma Rho Fraternity | 501(c)(7) | 1941 | $362,089 | $785,944 | 2025-12 | |
| Brookings Health System Foundation | Health care | 501(c)(3) | 2010 | $358,898 | $1.3 million | 2025-12 |
| Brookings Domestic Abuse Shelter Board | 501(c)(3) | 1988 | $333,297 | $863,945 | 2025-09 | |
| Advance Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1988 | $303,419 | $963,436 | 2025-06 |
| East Central Casa Program | Crime and legal-related | 501(c)(3) | 2002 | $294,816 | $370,631 | 2024-12 |
| Jackrabbit Wrestling Club | Recreation and sports | 501(c)(3) | 2018 | $286,347 | $126,734 | 2025-12 |
| Farm House Fraternity Inc | 501(c)(7) | 1941 | $262,399 | $34,998 | 2025-12 | |
| Alpha Gamma Rho Fraternity | 501(c)(7) | 1941 | $233,819 | $63,204 | 2025-12 | |
| Brookings Swim Club Inc | Recreation and sports | 501(c)(3) | 2012 | $231,449 | $172,460 | 2026-03 |
| Brookings Back Pack Project | Food, agriculture and nutrition | 501(c)(3) | 2016 | $197,062 | $161,261 | 2025-12 |
| South Dakota Newspaper Association | 501(c)(6) | 1951 | $190,343 | $791,016 | 2025-12 | |
| Downtown Brookings | Community improvement and capacity building | 501(c)(3) | 2023 | $179,134 | $169,451 | 2024-12 |
| Brookings Senior Housing Inc | Housing and shelter | 501(c)(3) | 2007 | $172,019 | $2.1 million | 2025-06 |
| Brookings Fastpitch Softball Association | Youth development | 501(c)(3) | 2015 | $161,733 | $69,285 | 2024-12 |
| Alpha Gamma Rho Educational Foundation of Alpha Phi Chapter | Education | 501(c)(3) | 2024 | $161,347 | $449,639 | 2025-12 |
| South Dakota Alpha Chapter Community Alumni Corp | Education | 501(c)(7) | 2016 | $160,385 | $1.6 million | 2025-07 |
| South Dakota Engineering Society | 501(c)(6) | 1970 | $158,575 | $146,808 | 2025-06 | |
| BHS Band Boosters | Arts, culture and humanities | 501(c)(3) | 2023 | $158,455 | $90,447 | 2025-06 |
| American Council of Engineering Companies of South Dakota Inc | 501(c)(6) | $157,032 | $189,081 | 2025-06 | ||
| South Dakota Poultry Industries Association | Food, agriculture and nutrition | 501(c)(5) | 1987 | $152,960 | $181,078 | 2025-12 |
| Council for Coordinating Emergency Services | Human services | 501(c)(3) | 1993 | $146,326 | $277,846 | 2025-12 |
| South Dakota Society of Professional Land Surveyors Inc | 501(c)(6) | 1992 | $120,527 | $206,875 | 2025-09 | |
| F O Butler State College Foundation | 501(c)(3) | 1945 | $119,037 | $2.2 million | 2025-06 | |
| Brookings Arts Council | Arts, culture and humanities | 501(c)(3) | 1976 | $116,883 | $76,174 | 2024-12 |
| Gracepoint Preschool | 501(c)(3) | 1980 | $113,879 | $27,661 | 2025-07 | |
| Brookings Basketball Association | Recreation and sports | 501(c)(3) | 2016 | $107,028 | $120,973 | 2025-12 |
| Fatted Calf | Employment | 501(c)(3) | 2010 | $105,471 | $1.8 million | 2025-12 |
| Chamberlain Grandview Properties Inc | Housing and shelter | 501(c)(3) | 2009 | $103,466 | $154,437 | 2025-12 |
| Brookings County Youth Mentoring Program | Youth development | 501(c)(3) | 2002 | $95,376 | $53,168 | 2025-12 |
| Sae Services Inc | 501(c)(7) | 2002 | $92,107 | $949,093 | 2026-06 | |
| South Dakota Youth Foundation Inc | Youth development | 501(c)(3) | 2015 | $89,545 | $302,132 | 2024-12 |
| My Neighbor | Human services | 501(c)(3) | 2016 | $87,950 | $19,325 | 2024-12 |
| Brookings Summer Folk Arts Festival Inc | Arts, culture and humanities | 501(c)(4) | 1999 | $85,936 | $48,869 | 2024-12 |
| Sigma Phi Epsilon Fraternity Inc | 501(c)(7) | 1941 | $71,920 | $40,957 | 2025-07 | |
| Mike Entringer Memorial Scholarship Inc | Education | 501(c)(3) | 2008 | $69,713 | $368,103 | 2025-12 |
| Rotary International | 501(c)(4) | 1960 | $68,880 | $104,302 | 2025-06 | |
| Bobcat Backers Booster Club | Arts, culture and humanities | 501(c)(3) | 2016 | $66,939 | $42,507 | 2026-06 |
| Brookings School District Foundation | Education | 501(c)(3) | 2019 | $65,689 | $496,953 | 2024-12 |
| Jackrabbit Track & Field Association | Recreation and sports | 501(c)(3) | 2024 | $64,928 | $52,577 | 2024-12 |
| Veterans of Foreign Wars of the United States Dept of South Dakota | 501(c)(4) | 1956 | $64,279 | $76,162 | 2026-06 | |
| Greenwood Cemetery Asociation | Mutual and membership benefit | 501(c)(13) | 2022 | $61,864 | $670,462 | 2025-12 |
| Optimist International | 501(c)(4) | 1958 | $54,522 | $71,164 | 2025-09 | |
| Brookings Aerosports Unlimited Incorporated | Recreation and sports | 501(c)(7) | 2005 | $48,719 | $122,712 | 2025-12 |
| Brookings Regional Builders Association | 501(c)(6) | 1997 | $45,042 | $91,795 | 2024-12 | |
| Brookings County Historical Society | Arts, culture and humanities | 501(c)(3) | 2013 | $25,810 | $257,540 | 2025-12 |
| State College Development Association | 501(c)(4) | 1964 | $23,240 | $583,801 | 2025-12 | |
| Brookings Volunteer Firefighters Association Inc | 501(c)(4) | 1994 | $21,142 | $33,785 | 2025-12 | |
| Benevolent & Protective Order of Elks of the USA | 501(c)(8) | 1951 | $14,258 | $88,353 | 2026-03 | |
| Project Joy | Human services | 501(c)(3) | 2022 | $13,118 | $7,951 | 2025-12 |
| Kappa Psi Pharmaceutical Fraternity | 501(c)(7) | 1964 | $13,063 | $237,364 | 2024-12 | |
| Shepherds Gift- GM1 for HD | Medical research | 501(c)(3) | 2015 | $5,257 | $92,722 | 2025-12 |
| Vision Brooking Foundation | Community improvement and capacity building | 501(c)(3) | 2007 | $1,304 | $343,761 | 2024-12 |
| Abundant Life | Religion-related | 501(c)(3) | 2021 | |||
| Allegro Academy | Education | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| American Association of Veterinary Immunologists | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| American Legion | 501(c)(19) | 1946 | $0 | $0 | 2026-04 | |
| American Legion Auxiliary | 501(c)(19) | 1946 | $0 | $0 | 2025-12 | |
| American Pharmacists Association Academy of Student Pharmacists | 501(c)(6) | $0 | $0 | 2025-12 | ||
| American Society for Clinical Laboratory Science-South Dakota | Community improvement and capacity building | 501(c)(6) | 2014 | $0 | $0 | 2025-09 |
| Arnold Air Society-Silver Wings | 501(c)(4) | $0 | $0 | 2025-08 | ||
| Ascension Lutheran Church | 501(c)(3) | 1988 | 2013-12 | |||
| Bethel Baptist Church Inc | 501(c)(3) | 1972 | ||||
| Bible Faith Fellowship Church Inc | 501(c)(3) | 1983 | ||||
| Bienvenidos A Brookings | Civil rights, social action and advocacy | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Brookings Area Coalition On Aging | Education | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Brookings Area Crime Stoppers Inc | Crime and legal-related | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Brookings Area Genealogical Society | Public and societal benefit | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Brookings Area Roller Derby | Recreation and sports | 501(c)(3) | 2024 | |||
| Brookings Community Music School | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Brookings Community Theatre Inc | Arts, culture and humanities | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Brookings Conservation League | Recreation and sports | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Brookings County Veterans Memorial Corporation | 501(c)(19) | 1992 | $0 | $0 | 2025-12 | |
| Brookings Curling Club | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Brookings Fire Department Auxiliary | Public safety, disaster preparedness and relief | 501(c)(3) | 2014 | $0 | $0 | 2025-08 |
| Brookings Harvest Table | Food, agriculture and nutrition | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Brookings Interagency Council | 501(c)(3) | 1989 | $0 | $0 | 2024-12 | |
| Brookings Lift Learning in Faith To Gether | Education | 501(c)(3) | 2026 | $0 | $0 | 2025-05 |
| Brookings Marathon | Recreation and sports | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| Brookings Multicultural Center | Human services | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Brookings Outdoor Learning Center | Recreation and sports | 501(c)(3) | 2014 | |||
| Brookings Pink Ladies Inc | Public and societal benefit | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Brookings Police Department Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2011 | $0 | $0 | 2025-06 |
| Brookings Reconciliation Council | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Brookings Schools Music Education Foundation | Arts, culture and humanities | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Brookings Senior Citizen Center | Human services | 501(c)(4) | 2014 | $0 | $0 | 2025-12 |
| Brookings Steam Club | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Brookings Wrestling Association | Recreation and sports | 501(c)(3) | 2005 | $0 | $0 | 2026-03 |
| Brookings Youth Volleyball Club | Youth development | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Brooks Figure Skating Club | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2025-09 |
| Camelot Intermediate School Pta | Education | 501(c)(3) | 2014 | $0 | $0 | 2026-06 |
| Catholic Daughters of the Americas | 501(c)(3) | 1946 | ||||
| Childrens Museum of South Dakota | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2010 | $6.5 million | 2025-12 | |
| Conserve With Crayons | Environment | 501(c)(3) | 2026 | |||
| Dakota Baptist Association | 501(c)(3) | 1976 | ||||
| Dakota Debate Inc | Education | 501(c)(3) | 2022 | $0 | $0 | 2023-12 |
| Delta Chi Fraternity | 501(c)(7) | 1972 | $0 | $0 | 2024-06 | |
| Disabled American Veterans | 501(c)(4) | 1942 | $0 | $0 | 2026-06 | |
| Disabled American Veterans Auxiliary Inc | 501(c)(4) | 1973 | $0 | $0 | 2025-06 | |
| East Brookings Business and Industry Association | Community improvement and capacity building | 501(c)(6) | 2021 | $0 | $0 | 2025-12 |
| Ecosun Prairie Farms Inc | Food, agriculture and nutrition | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Engelmann Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2018 | $1.7 million | 2025-12 | |
| Equality South Dakota Institute | Civil rights, social action and advocacy | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Faith Reformed Church Brookings | 501(c)(3) | 1986 | ||||
| Family Back 2 School Project | Education | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| First Assembly of God | 501(c)(3) | 1964 | ||||
| First Lutheran Church | 501(c)(3) | 1987 | ||||
| First Lutheran Church of Brookings Foundation | Religion-related | 501(c)(3) | 2005 | |||
| First United Methodist Church Foundation of Brookings | Religion-related | 501(c)(3) | 1995 | |||
| Five Percent Pledge | Environment | 501(c)(3) | 2026 | |||
| Fraternal Order of Police | Mutual and membership benefit | 501(c)(8) | 1952 | $0 | $0 | 2024-12 |
| Friends of the Brookings Public Library Inc | 501(c)(3) | 1992 | $0 | $0 | 2025-09 | |
| Gracepoint Wesleyan Church | 501(c)(3) | 1970 | 2018-04 | |||
| Guahata Turahu | Community improvement and capacity building | 501(c)(3) | 2024 | $0 | $0 | 2025-01 |
| Holy Life Tabernacle Incorporated | 501(c)(3) | 1981 | 2013-12 | |||
| Huron Board of Realtors | Community improvement and capacity building | 501(c)(6) | 2019 | $0 | $0 | 2025-12 |
| International Association of Lions Clubs | 501(c)(4) | 1969 | $0 | $0 | 2025-06 | |
| International Association of Lions Clubs | 501(c)(4) | 1940 | $0 | $0 | 2026-06 | |
| Islamic Society of Brookings | 501(c)(3) | 1983 | ||||
| Jackrabbit Former Players Association | Recreation and sports | 501(c)(7) | 2019 | $0 | $0 | 2025-12 |
| Kiss My Als Foundation | Medical research | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Kiwanis International Inc | 501(c)(4) | 1955 | $0 | $0 | 2025-09 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Lake Campbell Improvement Assosciat Ion | Environment | 501(c)(3) | 2026 | $0 | $0 | 2025-05 |
| Lambda Chi Alpha Fraternity Inc | 501(c)(7) | 1941 | $0 | $0 | 2025-12 | |
| Lambda Chi Alpha Fraternity Inc | 501(c)(7) | 1941 | $0 | $0 | 2025-12 | |
| Lift As You Climb With Sam and Hannah Obura | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-05 |
| Madison Avenue Dance Studio Booster Club | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2026-06 |
| Medqopportunity Corporation | Human services | 501(c)(3) | 2024 | $7,633 | 2025-12 | |
| Midway Lutheran Church | 501(c)(3) | 1988 | ||||
| Miss Rodeo South Dakota Inc | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Missionary Church International | 501(c)(3) | 1991 | $0 | $0 | 2025-12 | |
| Modern Woodmen of America | 501(c)(8) | 1961 | $0 | $0 | 2025-12 | |
| Modern Woodmen of America | 501(c)(8) | 1961 | $0 | $0 | 2025-12 | |
| Modern Woodmen of America | 501(c)(8) | 1961 | $0 | $0 | 2025-12 | |
| Mount Calvary Lutheran Church | 501(c)(3) | 1941 | ||||
| Music Teachers National Association Inc | 501(c)(3) | 1999 | $0 | $0 | 2025-12 | |
| Music Teachers National Association Inc | Education | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| My Special Life | Human services | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| National Federation of the Blind of South Dakota Inc | 501(c)(3) | 1980 | $0 | $0 | 2025-12 | |
| National Society of the Daughters of the American Revolution | 501(c)(3) | 1949 | $0 | $0 | 2025-12 | |
| Omega Chapter of Alpha Omega Epsilon | Recreation and sports | 501(c)(7) | 2023 | $0 | $0 | 2024-08 |
| Our Savior Lutheran Church | 501(c)(3) | 1966 | ||||
| Paul Eibner Moriarty Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $5,568 | 2024-12 | |
| Peace Lutheran Church | 501(c)(3) | 1941 | 2014-06 | |||
| Personalized Learning Adventures for Youth | Human services | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Phi Upsilon Omicron Inc | 501(c)(3) | 1947 | $0 | $0 | 2025-07 | |
| Phi Upsilon Omicron Inc | 501(c)(3) | 1947 | $0 | $0 | 2025-07 | |
| Pi Kappa Alpha Fraternity | 501(c)(7) | 1941 | $0 | $0 | 2024-12 | |
| Pi Mu Epsilon Inc | 501(c)(3) | 1953 | $0 | $0 | 2025-06 | |
| Pi Tau Sigma | 501(c)(3) | 1965 | $0 | $0 | 2025-12 | |
| Prairie Light Refuge | Mental health and crisis intervention | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Prairie States Rugby Union | Recreation and sports | 501(c)(3) | 2025 | |||
| Prarie Striders Running Club | 501(c)(3) | 2014 | $0 | $0 | 2025-12 | |
| Psi Chi the International Honor Society in Psychology | 501(c)(3) | 1957 | $0 | $0 | 2025-06 | |
| Quality Deer Management Association | Animal-related | 501(c)(3) | 2002 | |||
| Robert E & Patricia S Fishback Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2018 | $493,908 | 2025-12 | |
| Roy Hope Ministries | 501(c)(3) | 1972 | $0 | $0 | 2025-12 | |
| Science Visions Inc | Science and technology | 501(c)(3) | 2017 | $0 | $0 | 2024-06 |
| Sdsu Investment Club | Mutual and membership benefit | 501(c)(7) | 2015 | $0 | $0 | 2025-06 |
| Seed Testing Research Foundation | Environment | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Shelter Community Housing Corporation | Community improvement and capacity building | 501(c)(3) | 2020 | $0 | $140,176 | 2024-12 |
| Sigma Phi Epsilon South Dakota Educational Foundation | Education | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Sigma Theta Tau Inc | 501(c)(3) | 1966 | $0 | $0 | 2025-06 | |
| Slaves 2 Freedom Inc | Human services | 501(c)(3) | 2024 | |||
| Sons of Norway | 501(c)(8) | 1972 | $0 | $0 | 2025-12 | |
| South Dakota Association of Agricul Tural Educators | Education | 501(c)(3) | 2026 | |||
| South Dakota Association of Student Financial Aid Administrators | Education | 501(c)(3) | 1984 | $0 | $0 | 2025-12 |
| South Dakota Congress of Parents and Teachers | 501(c)(3) | 1996 | $0 | $0 | 2026-08 | |
| South Dakota Congress of Parents and Teachers | Education | 501(c)(3) | 2025 | $0 | $0 | 2026-08 |
| South Dakota Congress of Parents and Teachers | 501(c)(3) | 1996 | $0 | $0 | 2024-08 | |
| South Dakota Congress of Parents and Teachers | 501(c)(3) | 1996 | $0 | $0 | 2025-12 | |
| South Dakota Congress of Parents and Teachers | Education | 501(c)(3) | 1996 | $0 | $0 | 2026-08 |
| South Dakota High School Basketball Coaches Association | Recreation and sports | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| South Dakota Newsmedia Foundation I NC | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| South Dakota Society of Health-System Pharmacists | 501(c)(3) | 1977 | $0 | $0 | 2025-12 | |
| South Dakota State Poetry Society | 501(c)(3) | 1984 | $0 | $0 | 2026-04 | |
| South Dakota World Affairs Council | International, foreign affairs and national security | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Tend | Human services | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Three Barn Acres | Arts, culture and humanities | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| United Campus Ministries | 501(c)(3) | 1976 | ||||
| University Baptist Church | 501(c)(3) | 1978 | ||||
| University Lutheran Center | 501(c)(3) | 1988 | ||||
| Veterans of Foreign Wars of the United States Auxiliary Department | 501(c)(4) | 1967 | $0 | $0 | 2025-04 | |
| Vision Brookings | Community improvement and capacity building | 501(c)(6) | 2026 | |||
| Volunteer Service Bank | 501(c)(3) | 1994 | $0 | $0 | 2025-12 | |
| Warlander Foundation Inc | Science and technology | 501(c)(3) | 2026 | $0 | $0 | 2025-05 |
| Wels Lutheran Student Center | 501(c)(3) | 1966 | ||||
| White Care Center Inc | Health care | 501(c)(3) | 1985 | $0 | $0 | 2025-12 |
| Wisdom Prospers Incorporated | Education | 501(c)(3) | 2021 | $0 | $0 | 2023-10 |
By cause in Brookings, SD
- Education 26
- Recreation and sports 18
- Human services 15
- Arts, culture and humanities 13
- Community improvement and capacity building 9
- Philanthropy, voluntarism and grantmaking foundations 8
- Youth development 7
- Religion-related 4
- Food, agriculture and nutrition 4
- Mutual and membership benefit 4
- Environment 4
- Health care 3
- Public and societal benefit 3
Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.