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 1466 Trinity

    EIN 420569332 · Headquarters: LE MARS, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. Knights of Columbus 1972 Council

    EIN 237190604 · Headquarters: Templeton, IA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  3. Knights of Columbus 3994 Father Hunt

    EIN 237542017 · Headquarters: Bancroft, IA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  4. Knights of Columbus 4092 Father Guale Council

    EIN 237542019 · Headquarters: Fairfield, IA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Knights of Columbus 510 Dubuque

    EIN 420223734 · Headquarters: DUBUQUE, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Knights of Columbus 6977

    EIN 421108801 · Headquarters: GLENWOOD, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. Knights of Columbus 707 St Edwards Council

    EIN 237142598 · Headquarters: LaMotte, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  8. Knights of Columbus 7556

    EIN 421149313 · Headquarters: NORWALK, IA, USA · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  9. Knights of Columbus 780 Foundation

    EIN 851900610 · Headquarters: BREDA, IA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Knights of Columbus 7823 Epworth Placid Council

    EIN 421175986 · Headquarters: Epworth, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Knights of Columbus 8384 St Anthonys Council

    EIN 421203825 · Headquarters: Dubuque, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  12. Knights of Columbus Coral Club Isle #909

    EIN 421476982 · Headquarters: CEDAR RAPIDS, IA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Knights of Columbus Council

    EIN 421198078 · Headquarters: Traer, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  14. Knights of Columbus Council #909 C/o Dennis Martin

    EIN 420362200 · Headquarters: CEDAR RAPIDS, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Knights of Columbus Council 1006

    EIN 420992679 · Headquarters: Mason City, IA, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  16. Knights of Columbus Council 11880

    EIN 421463631 · Headquarters: STRAWBERRY POINT, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Knights of Columbus Council 1228

    EIN 030454445 · Headquarters: Shannon City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Knights of Columbus Council 12422

    EIN 421486898 · Headquarters: CLIVE, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Knights of Columbus Council 5677

    EIN 237542045 · Headquarters: CEDAR RAPIDS, IA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Knights of Columbus Council 888

    EIN 420291150 · Headquarters: OTTUMWA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Knights of Columbus Fourth Degree 739 Fort Madison

    EIN 237546709 · Headquarters: West Point, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  22. Knights of Columbus Fourth Degree Hennessy

    EIN 237546696 · Headquarters: Waterloo, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  23. Knights of Columbus Fr Michael J Mcgivney Assembly 3088

    EIN 452928434 · Headquarters: Le Mars, IA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Knights of Columbus Remsen Club

    EIN 420956862 · Headquarters: REMSEN, IA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Knights of Columbus St Josephs Council 12994

    EIN 800035373 · Headquarters: WEST LIBERTY, IA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Knights of Pythias Iowa

    EIN 237538587 · Headquarters: ELDRIDGE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  27. Knights of Pythias Iowa

    EIN 237538596 · Headquarters: Manchester, IA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  28. Knights of Pythias of Iowa Grand Lodge

    EIN 237113055 · Headquarters: Carson, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Knights of the York Cross of Honour Convent General

    EIN 237532681 · Headquarters: Davenport, IA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  30. Knights Templar of the United Grand Commandery of Iowa

    EIN 420362374 · Headquarters: VICTOR, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Knights Templar of the United State S of America

    EIN 237618513 · Headquarters: CEDAR FALLS, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Knights Templar of the United States of America

    EIN 237194503 · Headquarters: Cedar Rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Knights Templar of the United States of America

    EIN 237618505 · Headquarters: MUSCATINE, IA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  34. Knights Templar of the United States of America

    EIN 237618506 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Knights Templar of the United States of America

    EIN 237618507 · Headquarters: Dubuque, IA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  36. Knights Templar of the United States of America

    EIN 237618509 · Headquarters: OSKALOOSA, IA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  37. Knights Templar of the United States of America

    EIN 237618511 · Headquarters: Davenport, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Knights Templar of the United States of America

    EIN 237618516 · Headquarters: Burlington, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  39. Knights Templar of the United States of America

    EIN 237618521 · Headquarters: Sperry, IA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  40. Knights Templar of the United States of America

    EIN 237618522 · Headquarters: Waterloo, IA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  41. Knights Templar of the United States of America

    EIN 237618526 · Headquarters: Ottumwa, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  42. Knights Templar of the United States of America

    EIN 237618529 · Headquarters: Jefferson, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  43. Knights Templar of the United States of America

    EIN 237618530 · Headquarters: Cedar Rapids, IA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  44. Knights Templar of the United States of America

    EIN 237618532 · Headquarters: Cherokee, IA, US · Mutual & Membership Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  45. Knights Templar of the United States of America

    EIN 237618533 · Headquarters: Atlantic, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  46. Knights Templar of the United States of America

    EIN 237618534 · Headquarters: Mason City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Knights Templar of the United States of America

    EIN 237618538 · Headquarters: Chariton, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  48. Knights Templar of the United States of America

    EIN 237618540 · Headquarters: Estherville, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  49. Knights Templar of the United States of America

    EIN 237618544 · Headquarters: Clarion, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  50. Knights Templar of the United States of America

    EIN 237618546 · Headquarters: Carroll, IA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  51. Knights Templar of the United States of America

    EIN 237618547 · Headquarters: HUBBARD, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  52. Knights Templar of the United States of America

    EIN 237618548 · Headquarters: SPENCER, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Knights Templar of the United States of America

    EIN 237618552 · Headquarters: Madrid, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. Knights Templar of the United States of America

    EIN 237618554 · Headquarters: OELWEIN, IA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  55. Knights Templar of the United States of America

    EIN 261420961 · Headquarters: Creston, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  56. Knights Templar of the United States of America

    EIN 262572858 · Headquarters: Manchester, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  57. Knights Templar of the United States of America

    EIN 352326536 · Headquarters: Harlan, IA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  58. Knights Templar of the United States of America

    EIN 352328786 · Headquarters: NEWTON, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Knights Templar of the United States of America

    EIN 371563710 · Headquarters: Albia, IA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  60. Knights Templar of the United States of America

    EIN 420362376 · Headquarters: Council Bluffs, IA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  61. Knights Templar of the United States of America

    EIN 420730688 · Headquarters: SIOUX CITY, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Knights Templar of the United States of America

    EIN 421447940 · Headquarters: Camanche, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  63. Knights Templar of the United States of America

    EIN 426063134 · Headquarters: Marshalltown, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Knights Templar of the United States of America

    EIN 611559102 · Headquarters: Newton, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  65. Knock and Drop Iowa

    EIN 850633938 · Headquarters: DES MOINES, IA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Know More

    EIN 920639712 · Headquarters: Iowa City, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Knox Blocks Foundation

    EIN 821077370 · Headquarters: LA PORTE CITY, IA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Knoxville Alumni Association

    EIN 371524850 · Headquarters: Knoxville, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Knoxville Area Community Theatre Inc

    EIN 421217619 · Headquarters: Knoxville, IA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Knoxville Bb Association

    EIN 823315764 · Headquarters: Knoxville, IA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Knoxville Booster Club

    EIN 814989006 · Headquarters: KNOXVILLE, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Knoxville Bravo Concert Series

    EIN 813500549 · Headquarters: Knoxville, IA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Knoxville Chamber of Commerce Inc

    EIN 420631674 · Headquarters: KNOXVILLE, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. Knoxville Community Chorus

    EIN 901022690 · Headquarters: Knoxville, IA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Knoxville Draggins Inc

    EIN 462289592 · Headquarters: Knoxville, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Knoxville Economic Development Corporation

    EIN 472170508 · Headquarters: KNOXVILLE, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. Knoxville Education Association

    EIN 421109309 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Knoxville Education Foundation Inc

    EIN 421449298 · Headquarters: Knoxville, IA, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  79. Knoxville Elementary Schools Pto

    EIN 834269324 · Headquarters: Knoxville, IA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  80. Knoxville Food Youth Initiative

    EIN 824568315 · Headquarters: KNOXVILLE, IA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. Knoxville Heritage Foundation

    EIN 421246587 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Knoxville Hospital & Clinics Foundation

    EIN 421087612 · Headquarters: Knoxville, Iowa, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Knoxville Hospital and Clinics

    EIN 900126510 · Headquarters: KNOXVILLE, IA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Knoxville Iowa Fireworks Foundation

    EIN 470988414 · Headquarters: Knoxville, IA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  85. Knoxville Lions Club

    EIN 465421149 · Headquarters: Knoxville, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. Knoxville Music Boosters Inc

    EIN 421423232 · Headquarters: KNOXVILLE, IA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Knoxville Noon Kiwanis Club

    EIN 421410314 · Headquarters: Knoxville, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Knoxville Panther Scholarship Found

    EIN 900520215 · Headquarters: KNOXVILLE, IA, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990

  89. Knoxville Panthers Xc Club

    EIN 934004471 · Headquarters: Knoxville, IA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Knoxville Preservation Foundation

    EIN 333491263 · Headquarters: KNOXVILLE, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Knoxville Racing Charitable Org Inc

    EIN 391902483 · Headquarters: KNOXVILLE, IA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Knoxville Senior Center

    EIN 811051076 · Headquarters: KNOXVILLE, IA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. Knoxville Shooting Team Inc

    EIN 821369703 · Headquarters: Knoxville, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Knoxville Soccer Club

    EIN 460857697 · Headquarters: Knoxville, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Knoxville Township Fire Rescue Association

    EIN 421425855 · Headquarters: Knoxville, IA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Knoxville Volunteer Reserve Police Department

    EIN 870748242 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Knoxville Wrestling Club

    EIN 475498106 · Headquarters: Knoxville, IA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Knoxville Youth Activities

    EIN 882287963 · Headquarters: Knoxville, IA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Knoxville Youth Football Inc

    EIN 202415481 · Headquarters: Knoxville, IA, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  100. Knudson Foundation

    EIN 208346371 · Headquarters: Council Bluffs, IA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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