Nonprofits in Iowa

Nonprofits in Iowa. Browse 36,116 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. Knights of Columbus

    EIN 421237075 · Headquarters: Humboldt, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Knights of Columbus

    EIN 421257392 · Headquarters: CARROLL, IA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Knights of Columbus

    EIN 421298062 · Headquarters: Adel, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Knights of Columbus

    EIN 421300054 · Headquarters: Epworth, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  5. Knights of Columbus

    EIN 421304221 · Headquarters: WDM, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Knights of Columbus

    EIN 421310927 · Headquarters: Greenfield, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  7. Knights of Columbus

    EIN 421319274 · Headquarters: Adel, IA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  8. Knights of Columbus

    EIN 421349598 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Knights of Columbus

    EIN 421361308 · Headquarters: SAC CITY, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Knights of Columbus

    EIN 421377478 · Headquarters: Council Bluffs, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Knights of Columbus

    EIN 421381791 · Headquarters: Hampton, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Knights of Columbus

    EIN 421401256 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Knights of Columbus

    EIN 421406896 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Knights of Columbus

    EIN 421418374 · Headquarters: Panora, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  15. Knights of Columbus

    EIN 421420063 · Headquarters: Preston, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Knights of Columbus

    EIN 421423819 · Headquarters: Greene, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Knights of Columbus

    EIN 421432400 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Knights of Columbus

    EIN 421442770 · Headquarters: COLFAX, IA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  19. Knights of Columbus

    EIN 421443026 · Headquarters: Riceville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Knights of Columbus

    EIN 421470474 · Headquarters: Central City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Knights of Columbus

    EIN 421471204 · Headquarters: FAIRFAX, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Knights of Columbus

    EIN 421472695 · Headquarters: Granger, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Knights of Columbus

    EIN 421472772 · Headquarters: LANSING, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  24. Knights of Columbus

    EIN 421474691 · Headquarters: Portsmouth, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Knights of Columbus

    EIN 421475490 · Headquarters: Washington, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Knights of Columbus

    EIN 421498478 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Knights of Columbus

    EIN 421512806 · Headquarters: Algona, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Knights of Columbus

    EIN 421523059 · Headquarters: Oxford, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Knights of Columbus

    EIN 421523923 · Headquarters: CENTER POINT, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Knights of Columbus

    EIN 426059116 · Headquarters: Cedar Rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Knights of Columbus

    EIN 426061041 · Headquarters: Council Bluffs, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Knights of Columbus

    EIN 426063575 · Headquarters: Anamosa, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Knights of Columbus

    EIN 426064998 · Headquarters: Storm Lake, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  34. Knights of Columbus

    EIN 426074935 · Headquarters: Newton, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Knights of Columbus

    EIN 426089034 · Headquarters: Bellevue, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Knights of Columbus

    EIN 426089035 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Knights of Columbus

    EIN 426094275 · Headquarters: Sergeant Bluff, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Knights of Columbus

    EIN 426172095 · Headquarters: Clinton, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Knights of Columbus

    EIN 451763919 · Headquarters: DAVENPORT, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Knights of Columbus

    EIN 451854010 · Headquarters: Fairbank, IA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  41. Knights of Columbus

    EIN 452927010 · Headquarters: Des Moines, IA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  42. Knights of Columbus

    EIN 454395141 · Headquarters: Bettendorf, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Knights of Columbus

    EIN 454992179 · Headquarters: Elkhart, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Knights of Columbus

    EIN 461485071 · Headquarters: Ankeny, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Knights of Columbus

    EIN 461703401 · Headquarters: PERRY, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Knights of Columbus

    EIN 461727132 · Headquarters: Altoona, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Knights of Columbus

    EIN 461791319 · Headquarters: Des Moines, IA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Knights of Columbus

    EIN 463081813 · Headquarters: Davenport, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Knights of Columbus

    EIN 464428385 · Headquarters: DUBUQUE, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Knights of Columbus

    EIN 465435593 · Headquarters: Palo, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Knights of Columbus

    EIN 472523960 · Headquarters: Rockwell City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Knights of Columbus

    EIN 473487682 · Headquarters: Cedar Falls, IA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  53. Knights of Columbus

    EIN 474033679 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Knights of Columbus

    EIN 510245539 · Headquarters: Fort Madison, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Knights of Columbus

    EIN 510672530 · Headquarters: Red Oak, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Knights of Columbus

    EIN 521476927 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Knights of Columbus

    EIN 593775860 · Headquarters: Sheffield, IA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Knights of Columbus

    EIN 611561326 · Headquarters: MANNING, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Knights of Columbus

    EIN 680506916 · Headquarters: LeClaire, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  60. Knights of Columbus

    EIN 742478528 · Headquarters: Hartwick, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Knights of Columbus

    EIN 770593453 · Headquarters: Blue Grass, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Knights of Columbus

    EIN 770662466 · Headquarters: Davenort, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  63. Knights of Columbus

    EIN 800027647 · Headquarters: Sioux Center, IA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Knights of Columbus

    EIN 800246393 · Headquarters: Osceola, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Knights of Columbus

    EIN 800717476 · Headquarters: Iowa City, IA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  66. Knights of Columbus

    EIN 812460067 · Headquarters: Waukee, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Knights of Columbus

    EIN 820563912 · Headquarters: DES MOINES, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Knights of Columbus

    EIN 821483489 · Headquarters: Lost Nation, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Knights of Columbus

    EIN 824040090 · Headquarters: Waterloo, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  70. Knights of Columbus

    EIN 824091259 · Headquarters: Waterloo, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Knights of Columbus

    EIN 830940269 · Headquarters: Corning, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Knights of Columbus

    EIN 833800482 · Headquarters: Cherokee, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Knights of Columbus

    EIN 842186544 · Headquarters: Charles City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Knights of Columbus

    EIN 843031156 · Headquarters: ORIENT, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Knights of Columbus

    EIN 844805648 · Headquarters: Fairbank, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Knights of Columbus

    EIN 861809354 · Headquarters: Nevada, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Knights of Columbus

    EIN 900170827 · Headquarters: Sioux CIty, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Knights of Columbus

    EIN 900454516 · Headquarters: LONG GROVE, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. Knights of Columbus

    EIN 900669421 · Headquarters: Story City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Knights of Columbus

    EIN 900740227 · Headquarters: FORTATKINSON, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Knights of Columbus

    EIN 900985779 · Headquarters: Bettendorf, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Knights of Columbus

    EIN 911944121 · Headquarters: Pella, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Knights of Columbus

    EIN 911958798 · Headquarters: Sioux City, IA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  84. Knights of Columbus

    EIN 911987192 · Headquarters: Clermont, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Knights of Columbus

    EIN 911987582 · Headquarters: Westfield, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Knights of Columbus

    EIN 911996004 · Headquarters: Ames, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  87. Knights of Columbus

    EIN 912032897 · Headquarters: Denison, IA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  88. Knights of Columbus

    EIN 912057938 · Headquarters: Earlville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Knights of Columbus

    EIN 912144573 · Headquarters: Sioux city, IA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  90. Knights of Columbus

    EIN 943433600 · Headquarters: Eagle Grove, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Knights of Columbus

    EIN 943447319 · Headquarters: Avoca, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Knights of Columbus #568

    EIN 420362195 · Headquarters: BURLINGTON, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  93. Knights of Columbus - Council 10805 CO Queen of Apostles Church

    EIN 200389348 · Headquarters: Council Bluffs, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. Knights of Columbus - Loras Council

    EIN 420349980 · Headquarters: DAVENPORT, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Knights of Columbus - St Benedicts Council 4208

    EIN 237542027 · Headquarters: Decorah, IA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Knights of Columbus 0613 Fort Dodge 820 1St Ave S

    EIN 420257868 · Headquarters: Fort Dodge, IA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  97. Knights of Columbus 1115 Neola Ia

    EIN 930816436 · Headquarters: Missouri Valley, IA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Knights of Columbus 1228 General Sheridan

    EIN 237541964 · Headquarters: Creston, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  99. KNIGHTS OF COLUMBUS 13109 Father Dan Clarke Council

    EIN 392046324 · Headquarters: Altoona, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Knights of Columbus 14385 St Wenceslaus Council

    EIN 331183153 · Headquarters: Iowa City, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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