Nonprofits in South Dakota
Nonprofits in South Dakota. Browse 9,038 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Wagner Food Pantry
EIN 911753755 · Headquarters: Wagner, SD, US · Food, Agriculture & Nutrition · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Wagner Pink Ladies Dart League
EIN 472023340 · Headquarters: Wagner, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wagner Usbc
EIN 465169060 · Headquarters: Wagner, SD, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Wagons & Warriors Inc
EIN 921881487 · Headquarters: Leola, SD, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Waitt Foundation
EIN 460428166 · Headquarters: NORTH SIOUX CITY, SD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Waitt Institute
EIN 203274586 · Headquarters: NORTH SIOUX CITY, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Waitt Institute for Violence Prevention
EIN 330942443 · Headquarters: NORTH SIOUX CITY, SD, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Wakaneja Tokeyachi Collective
EIN 853701814 · Headquarters: Pine Ridge, SD, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Wakanyeja Gluwitayn Otipi
EIN 371740092 · Headquarters: Oglala, SD, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Wakanyeja Wokiciyaka
EIN 392679166 · Headquarters: Eagle Butte, SD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wakhanyeza Wounspe Oti Sacred Children Learning Center Inc
EIN 471443499 · Headquarters: MC LAUGHLIN, SD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wakonda Community Development Company
EIN 753222948 · Headquarters: Wakonda, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wakonda Heritage Manor
EIN 460347728 · Headquarters: WAKONDA, SD, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990
- Wakonda Senior Citizens Inc
EIN 237390988 · Headquarters: BERESFORD, SD, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Wakpa Ministries
EIN 883196925 · Headquarters: Martin, SD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wakpa Sica Historical Society
EIN 460411478 · Headquarters: FORT PIERRE, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- Wakpa Waste Animal Foundation
EIN 863309563 · Headquarters: Eagle Butte, SD, US · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Wakpamni District Community Development Corporation
EIN 841809593 · Headquarters: Pine Ridge, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Waldorf Hotel Preservation Inc
EIN 460444773 · Headquarters: Andover, SD, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Walk by the Way
EIN 811131753 · Headquarters: SIOUX FALLS, SD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Walking in Grace Inc
EIN 411920839 · Headquarters: Rapid City, SD, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Walks on the Day
EIN 843402789 · Headquarters: Lake Andes, SD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Wall 4-H Rodeo
EIN 372165232 · Headquarters: Box Elder, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wall Badlands Chamber of Commerce
EIN 830485604 · Headquarters: WALL, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wall Economic Development Corporation
EIN 812560895 · Headquarters: WALL, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wall Golf Association Inc
EIN 450457594 · Headquarters: WALL, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wall Health Services Inc
EIN 460332829 · Headquarters: Wall, SD, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Wall Rodeo Booster Club
EIN 460405063 · Headquarters: WALL, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Walleye Masters Inc
EIN 202506498 · Headquarters: Rosholt, SD, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Walter and Virginia Hager Foundation
EIN 931911941 · Headquarters: MOBRIDGE, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Walton-schuler Ditch Company
EIN 462791111 · Headquarters: Spearfish, SD, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Walworth County Care Center Inc
EIN 831978889 · Headquarters: SELBY, SD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wamakaskan Onsica Humane Society
EIN 311789547 · Headquarters: Mobridge, SD, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wambli Ska Society
EIN 472188252 · Headquarters: RAPID CITY, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wanagi Ska
EIN 364696850 · Headquarters: PIERRE, SD, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- War Cloud-lone Wolf Foundation Inc
EIN 341640429 · Headquarters: Dupree, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Warhorse Liberation
EIN 920271190 · Headquarters: RAPID CITY, SD, USA · Animal Related · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Warlander Foundation Inc
EIN 863953138 · Headquarters: Brookings, SD, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Warner Parent Teacher & Community Organization
EIN 201566738 · Headquarters: Warner, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Warner School District 6-5 Foundation
EIN 204606639 · Headquarters: Warner, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Warner Volunteer Fire Department
EIN 843518905 · Headquarters: WARNER, SD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990
- Warren Lindquist Tr Uw
EIN 266166852 · Headquarters: RAPID CITY, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Warrior Gym & Training
EIN 464832566 · Headquarters: SIOUX FALLS, SD, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Warrior Wrestling Club
EIN 842964207 · Headquarters: Sioux Falls, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Warriors Circle
EIN 462688207 · Headquarters: LOWER BRULE, SD, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Warriors Never Give Up
EIN 464618690 · Headquarters: SIOUX FALLS, SD, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wase Wakpa Winter Camp Retreat Inc
EIN 383763641 · Headquarters: sioux falls, SD, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Washed Clean Addiction & Recovery Ministries
EIN 832620535 · Headquarters: Sioux Falls, SD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2023 · Primary form: IRS Form 990
- Washington High School Senior Class Graduation Activities Committe
EIN 208893136 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Washington Pavilion Management Inc
EIN 460435791 · Headquarters: SIOUX FALLS, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Washington Senior High School Booster Club
EIN 237416991 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Watauga Coyote Hunt
EIN 472633950 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Waterfront Gallery for the Arts
EIN 922055679 · Headquarters: PIERRE, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Anglers Association
EIN 923085597 · Headquarters: Watertown, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Area Career Learning Center
EIN 460407199 · Headquarters: Watertown, SD, USA · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- Watertown Area Chamber of Commerce
EIN 460203350 · Headquarters: WATERTOWN, SD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Watertown Area Community Foundation
EIN 460350319 · Headquarters: WATERTOWN, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Area Community Foundation Inc
EIN 920449173 · Headquarters: WATERTOWN, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Area Diabetes Coalition
EIN 432070608 · Headquarters: Watertown, SD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Watertown Area Home Builders Associ
EIN 275006323 · Headquarters: WATERTOWN, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Watertown Area Homes of Hope
EIN 263324144 · Headquarters: Watertown, SD, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Watertown Area Memory Care & Aging
EIN 363428764 · Headquarters: WATERTOWN, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Area People Against Child Hunger
EIN 463296115 · Headquarters: WATERTOWN, SD, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Watertown Area Snow Queen
EIN 881716088 · Headquarters: WATERTOWN, SD, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Area Swim Club
EIN 460337969 · Headquarters: WATERTOWN, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Area Transit Inc
EIN 411908759 · Headquarters: WATERTOWN, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- Watertown Area United Way Inc
EIN 460359557 · Headquarters: WATERTOWN, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Arrows Softball
EIN 993085295 · Headquarters: WATERTOWN, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Artwalk Inc
EIN 471914083 · Headquarters: WATERTOWN, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Banquet
EIN 460441373 · Headquarters: WATERTOWN, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Baseball Association
EIN 460369994 · Headquarters: WATERTOWN, SD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Watertown Bicycle Club
EIN 273994531 · Headquarters: Watertown, SD, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Watertown Bowling Usbc Ba Association
EIN 204431369 · Headquarters: Watertown, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Watertown Breast Cancer Support Gro
EIN 462840191 · Headquarters: WATERTOWN, SD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Business and Professional Womens Club of Watertown South Dak
EIN 466012571 · Headquarters: WATERTOWN, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Business Association Inc
EIN 205073275 · Headquarters: Watertown, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Cares Inc
EIN 921696277 · Headquarters: WATERTOWN, SD, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990
- Watertown Christian School
EIN 363809047 · Headquarters: WATERTOWN, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Christian School Foundati
EIN 274348367 · Headquarters: WATERTOWN, SD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Concert Association
EIN 466012238 · Headquarters: Watertown, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Watertown Convention & Visitors Bur
EIN 611538825 · Headquarters: WATERTOWN, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990
- Watertown Curling Club
EIN 993378277 · Headquarters: Watertown, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Watertown Development Company
EIN 466012194 · Headquarters: WATERTOWN, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Elks 838 Charity Foundation
EIN 460373337 · Headquarters: Watertown, SD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Watertown Fastpitch Softball Association Inc
EIN 814574003 · Headquarters: Watertown, SD, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Watertown Figure Skate Club Inc
EIN 264541186 · Headquarters: WATERTOWN, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Hockey Association Inc
EIN 510138200 · Headquarters: WATERTOWN, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Watertown Humane Society Thrift Store
EIN 262205138 · Headquarters: Watertown, SD, USA · Animal Related · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ
- Watertown Jaycees Inc
EIN 460382059 · Headquarters: Watertown, SD, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Watertown Lacrosse Club
EIN 815083697 · Headquarters: WATERTOWN, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Laker Foundation
EIN 873189870 · Headquarters: Watertown, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Watertown Lions Club
EIN 466015462 · Headquarters: Watertown, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Watertown Love
EIN 842824613 · Headquarters: Watertown, SD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Watertown Mutual Plate Glass Insurance Co
EIN 466011958 · Headquarters: WATERTOWN, SD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Watertown Pickleball Association
EIN 871286377 · Headquarters: WATERTOWN, SD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Watertown Pink Ladies Dart League
EIN 811561748 · Headquarters: Watertown, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Watertown Second District Society
EIN 471284388 · Headquarters: SIOUX FALLS, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Watertown Senior Activities Center
EIN 911821078 · Headquarters: WATERTOWN, SD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Watertown Storm Softball
EIN 994190347 · Headquarters: Watertown, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Watertown Tennis Association
EIN 311744459 · Headquarters: Watertown, SD, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N