Nonprofits in Ohio

Nonprofits in Ohio. Browse 89,326 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. Hardin Community School

    EIN 900766686 · Headquarters: KENTON, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Hardin County Amateur Radio Club

    EIN 334217733 · Headquarters: mount victory, OH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Hardin County Arc

    EIN 344491626 · Headquarters: Kenton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Hardin County Armory Restoration Foundation

    EIN 311554957 · Headquarters: Kenton, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Hardin County Astronomy Club

    EIN 842434482 · Headquarters: Kenton, OH, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Hardin County Chamber and Business Alliance Inc

    EIN 344276710 · Headquarters: KENTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Hardin County Community Foundation

    EIN 311335053 · Headquarters: Kenton, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Hardin County Coon Hunters Inc

    EIN 341624526 · Headquarters: Kento, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Hardin County Council on Aging Inc

    EIN 341266428 · Headquarters: Kenton, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Hardin County Farm Bureau

    EIN 346528964 · Headquarters: Tiffin, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Hardin County Genealogy Society A Chapter of Ohio

    EIN 341358686 · Headquarters: Kenton, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Hardin County Golf Foundation

    EIN 341641240 · Headquarters: Kenton, OH, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Hardin County Historical Museums

    EIN 311080460 · Headquarters: Kenton, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Hardin County Hospice

    EIN 341521536 · Headquarters: Kenton, OH, USA · Health Care · Latest available filing year: 2015 · Primary form: IRS Form 990

  15. Hardin County Housing Development Inc

    EIN 341726175 · Headquarters: Kenton, OH, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Hardin County Humane Society

    EIN 341856984 · Headquarters: Kenton, OH, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. Hardin County Matters

    EIN 331784023 · Headquarters: Kenton, OH, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Hardin County Players

    EIN 341842147 · Headquarters: Kenton, OH, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. Hardin County Schools Employees H And W Benefit Plan

    EIN 341766925 · Headquarters: Dola, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  20. Hardin County Trac Foundation

    EIN 882187622 · Headquarters: Kenton, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Hardin County Vips Inc

    EIN 461254886 · Headquarters: Kenton, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Hardin Family YMCA

    EIN 341262702 · Headquarters: Kenton, Ohio, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Hardin Leadership Inc

    EIN 311568943 · Headquarters: Kenton, OH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Hardin Memorial Hospital

    EIN 344440479 · Headquarters: Columbus, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  25. Hardin Northern Athletic Boosters

    EIN 311336058 · Headquarters: Kenton, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Hardin Northern Band Boosters Inc

    EIN 341331630 · Headquarters: Dola, OH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Hardin Northern Boosters

    EIN 464187438 · Headquarters: Dola, OH, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  28. Hardin Northern Education Association

    EIN 421765136 · Headquarters: FOREST, OH, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Hardin Northern Youth Sports

    EIN 880810705 · Headquarters: Dunkirk, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Hardin-houston Education Association

    EIN 311051971 · Headquarters: HOUSTON, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Hardin-houston Pee-wee Football Association Llc

    EIN 201056322 · Headquarters: houston, OH, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  32. Harding Band & Orchestra Parents

    EIN 316032867 · Headquarters: MARION, OH, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990

  33. Harding Band Parents Boosters Club Inc

    EIN 237383246 · Headquarters: WARREN, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Harding Concordia Lodge 345 Free & Accepted Masons of Ohio

    EIN 340067793 · Headquarters: MIDDLEBURG HTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Harding Way Properties Inc

    EIN 341485362 · Headquarters: Marion, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Harding Youth Athletics

    EIN 462653886 · Headquarters: Marion, OH, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  37. Hardwork University Inc

    EIN 510581691 · Headquarters: Jefferson, OH, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  38. Hardy Foundation

    EIN 621465677 · Headquarters: MONTGOMERY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  39. Hare Scholarship

    EIN 311046211 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  40. Hares & Stuff 4Hclub

    EIN 510616896 · Headquarters: tipp city, OH, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  41. Harin Charitable Foundation

    EIN 510452859 · Headquarters: COLUMBUS, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  42. Harkelrode Memorial Foundation

    EIN 261899373 · Headquarters: West Farmington, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  43. Harlan Memorial Cemetery Inc Trust Pnc Bank Na

    EIN 356315621 · Headquarters: CLEVELAND, OH, USA · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  44. Harlan Township Fire & Rescue Youth Boosters

    EIN 472078584 · Headquarters: Blanchester, OH, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Harlan-butlerville Pto

    EIN 205424531 · Headquarters: BLANCHESTER, OH, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  46. Harlem Community Playgound

    EIN 833661399 · Headquarters: JOHNSTOWN, OH, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  47. Harlem Township Civic Association Inc

    EIN 800592521 · Headquarters: Westerville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Harlem Township Garden Club

    EIN 264448039 · Headquarters: Westerville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Harlem Township Heritage

    EIN 460754171 · Headquarters: Galena, OH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Harlequin Haven Great Dane Rescue

    EIN 311587756 · Headquarters: BETHEL, OH, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Harlequins Inc

    EIN 340961017 · Headquarters: Sandusky, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Harley C & Mary Hoover Price Fdn

    EIN 346510993 · Headquarters: BROOKLYN, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  53. Harley Ernest Foundation

    EIN 341864155 · Headquarters: PENINSULA, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. Harley Owners Group

    EIN 341812532 · Headquarters: CORTLAND, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Harley Owners Group Gallipolis Chapter Inc

    EIN 311429929 · Headquarters: BIDWELL, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Harleys Against Heroin

    EIN 465030754 · Headquarters: CINCINNATI, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  57. Harleys Project 236

    EIN 844449907 · Headquarters: Clyde, OH, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  58. Harleys Star Rangers

    EIN 880824099 · Headquarters: Waynesville, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  59. Harlow Kreke Foundation

    EIN 472919313 · Headquarters: HAMILTON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Harlow Perse E Test Trust

    EIN 316668816 · Headquarters: WASHINGTON CH, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  61. Harm

    EIN 874347685 · Headquarters: Westerville, OH, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  62. Harm Reduction Ohio

    EIN 825110907 · Headquarters: GRANDVIEW, OH, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Harman Elementary School Parent Teacher Organization Inc

    EIN 562308093 · Headquarters: DAYTON, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Harmar Rowing Club Inc

    EIN 461972922 · Headquarters: MARIETTA, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Harmon Family Foundation

    EIN 352765328 · Headquarters: COLUMBUS, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Harmon Field Renovation Inc

    EIN 200712608 · Headquarters: CLYDE, OH, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Harmon High Pto

    EIN 460762617 · Headquarters: Aurora, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Harmonic Roots Foundation

    EIN 394587580 · Headquarters: Cincinnati, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Harmonious Journey Foundation Inc

    EIN 820657561 · Headquarters: Canton, OH, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Harmony Association Inc

    EIN 341933043 · Headquarters: COLUMBUS, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Harmony Bridge-reclaiming Happiness

    EIN 993244863 · Headquarters: Columbus, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Harmony Center Inc

    EIN 264715432 · Headquarters: CANTON, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Harmony Centre of Integrative Medicine

    EIN 260115052 · Headquarters: Springfield, OH, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  74. Harmony Church 43-89

    EIN 920816644 · Headquarters: CINCINNATI, OH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Harmony for Ohio Foundation

    EIN 331007127 · Headquarters: Minster, OH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Harmony Garden

    EIN 205461244 · Headquarters: CINCINNATI, OH, USA · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990

  77. Harmony Grows Inc

    EIN 880534393 · Headquarters: North Canton, OH, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Harmony Helpers Co

    EIN 510481082 · Headquarters: MEDINA, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Harmony Hill Cemetery Assocoation Rusk

    EIN 756082891 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Harmony House Inc

    EIN 900719742 · Headquarters: AKRON, OH, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Harmony Inc

    EIN 341992197 · Headquarters: Germantown, OH, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  82. Harmony Inc

    EIN 510198661 · Headquarters: Elyria, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Harmony Mediation Inc

    EIN 821335550 · Headquarters: Columbus, OH, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Harmony Project

    EIN 311811562 · Headquarters: CINCINNATI, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  85. Harmony Project Productions Inc

    EIN 271819074 · Headquarters: COLUMBUS, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Harmony Reins Inc

    EIN 341886698 · Headquarters: SIDNEY, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Harmony Retreats

    EIN 332020102 · Headquarters: Heath, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Harmony Square Inc

    EIN 271571690 · Headquarters: Solon, OH, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Harmony Township Fire & Ems Membership

    EIN 474891358 · Headquarters: South Vienna, OH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Harmony Vasa 465

    EIN 237631576 · Headquarters: Struthers, OH, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  91. Harmony Village Inc

    EIN 341296522 · Headquarters: Columbiana, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Harness Horsemens Health & Retirement Inc

    EIN 311092891 · Headquarters: GROVE CITY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Harold & Catherine Folk Charitable Foundation

    EIN 341373593 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  94. Harold & Helen Mcmaster Foundation Inc

    EIN 341576110 · Headquarters: SYLVANIA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. Harold & Katrina Clark Ss Pfdn

    EIN 222623144 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. Harold & Marjorie Rosenberry Foundation C/o Huntington National Bank Trustee

    EIN 341772635 · Headquarters: CANTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  97. Harold C Schilling Foundation

    EIN 311486667 · Headquarters: CINCINNATI, OH, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  98. Harold L Klarreich Scholarship Foundation

    EIN 341753196 · Headquarters: BROADVIEW HEIGHTS, OH, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. Harold S Miller Trust Tuw Item Iii

    EIN 346819830 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  100. Harold Waller Charitable Foundation

    EIN 474665388 · Headquarters: CINCINNATI, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

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