Nonprofits in Eureka, South Dakota

Nonprofits in Eureka, South Dakota. Browse 28 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

  1. American Legion

    EIN 460224698 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Legion Auxiliary

    EIN 466014609 · Headquarters: Eureka, SD, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  3. American Legion Auxiliary

    EIN 466015345 · Headquarters: Eureka, SD, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  4. Dakota Territory Sheriffs Association

    EIN 811817892 · Headquarters: Eureka, SD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Eureka Ambassadors

    EIN 471342561 · Headquarters: EUREKA, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Eureka Community Benevolent Hospital Association

    EIN 460246437 · Headquarters: EUREKA, SD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Eureka Community Development Compan

    EIN 460388457 · Headquarters: EUREKA, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Eureka Fitness Center

    EIN 320302264 · Headquarters: EUREKA, SD, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  9. Eureka German-russian Schmeckfest Llc

    EIN 821847686 · Headquarters: EUREKA, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Eureka Pioneer Museum Inc

    EIN 510136907 · Headquarters: Eureka, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Eureka School Booster Club

    EIN 812559814 · Headquarters: EUREKA, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Eureka Senior Center Inc

    EIN 460324979 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Eureka Thrift Store Inc

    EIN 461359569 · Headquarters: EUREKA, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Eureka Veterans Memorial

    EIN 921186472 · Headquarters: EUREKA, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Family Career and Community Leaders of America Inc

    EIN 237571649 · Headquarters: Eureka, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. International Association of Lions Club

    EIN 460366201 · Headquarters: Eureka, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Modern Woodmen of America

    EIN 201832128 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Modern Woodmen of America

    EIN 273358845 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Modern Woodmen of America

    EIN 363746525 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Modern Woodmen of America

    EIN 460394964 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Modern Woodmen of America

    EIN 460441033 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Next Step Inc

    EIN 393192925 · Headquarters: EUREKA, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. South Dakota Sheriffs Association

    EIN 411883269 · Headquarters: EUREKA, SD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. South Dakota Veteran Service Officers Association

    EIN 933363068 · Headquarters: Eureka, SD, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. United States Bowling Congress Inc

    EIN 020758025 · Headquarters: Eureka, SD, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  26. Veterans of Foreign Wars Department of South Dakota Ladies Auxiliary

    EIN 466019374 · Headquarters: Eureka, SD, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  27. Veterans of Foreign Wars of United States Dept of South Dakota

    EIN 466015532 · Headquarters: Eureka, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. West Mcpherson Ems Inc

    EIN 462265732 · Headquarters: EUREKA, SD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ