Nonprofits in Connecticut

Nonprofits in Connecticut. Browse 26,993 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. Danbury High School Pto

    EIN 475356927 · Headquarters: Danbury, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Danbury Hospital & New Milford Hospital Foundation Inc

    EIN 237425557 · Headquarters: Danbury, CT, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Danbury Law Enforcement Cadets Inc

    EIN 881370018 · Headquarters: Danbury, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. Danbury Lodge #1373 Loyal Order of Moose Danbury Moose Family Center #1373

    EIN 060433650 · Headquarters: DANBURY, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Danbury Lodge No 120 of the Benevolent and Protective Order Of

    EIN 060258842 · Headquarters: Danbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Danbury Music Centre

    EIN 060732184 · Headquarters: DANBURY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Danbury Nurses Union Unit 47

    EIN 061068117 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Danbury Paid Fire Department Sickness & Surgical Fund

    EIN 066062568 · Headquarters: DANBURY, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Danbury Pal Softball Booster Club Inc

    EIN 472913582 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  10. Danbury Police Activities League Inc

    EIN 222596228 · Headquarters: Danbury, CT, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Danbury Police Benevolent Association In

    EIN 066037149 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Danbury Police Union Hat City Local

    EIN 066065303 · Headquarters: DANBURY, CT, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Danbury Railway Museum Inc

    EIN 061407189 · Headquarters: DANBURY, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Danbury Robotics

    EIN 854063461 · Headquarters: Danbury, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Danbury Rotary Sunrise Foundation Inc

    EIN 061617547 · Headquarters: Sherman, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  16. Danbury Rugby Football Club

    EIN 061402206 · Headquarters: Danbury, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Danbury San Gennaro Inc

    EIN 880668648 · Headquarters: Brookfield, CT, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  18. Danbury School & Business Collaborative

    EIN 061590417 · Headquarters: Danbury, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Danbury Schools Administrators Association

    EIN 262928288 · Headquarters: DANBURY, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Danbury Ski Club Inc

    EIN 061135061 · Headquarters: DANBURY, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Danbury Speedskating Club Inc

    EIN 260522790 · Headquarters: danbury, CT, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Danbury Sunday Softball League Inc

    EIN 061399968 · Headquarters: Danbury, CT, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  23. Danbury Volunteer Fire Battalion 19 Inc

    EIN 845049867 · Headquarters: Danbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Danbury Volunteer Fire Battalion Thirty-one Inc

    EIN 834680396 · Headquarters: DANBURY, CT, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Danbury Volunteer Firemens Association

    EIN 810846914 · Headquarters: Danbury, CT, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Danbury War Memorial Association Inc

    EIN 060672060 · Headquarters: DANBURY, CT, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Danbury Weekend Open Softball League Inc

    EIN 061399972 · Headquarters: Danbury, CT, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  28. Danbury Westerners Baseball Club Inc

    EIN 061416157 · Headquarters: Danbury, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. Danbury Yacht Club

    EIN 060686200 · Headquarters: Danbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. Danbury Youth Baseball Inc

    EIN 200680990 · Headquarters: DANBURY, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  31. Danbury Youth Services

    EIN 060878252 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Danbury Youth Soccer Inc

    EIN 542063396 · Headquarters: DANBURY, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Danbury Youth Wrestling Inc

    EIN 061263051 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Danbury-vita Inc

    EIN 272537328 · Headquarters: Danbury, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Dance 10 Touring Company

    EIN 542132409 · Headquarters: Wethersfield, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Dance Art Wheels Foundation Inc

    EIN 465056324 · Headquarters: Manchester, CT, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  37. Dance Teachers Club of Connecticut

    EIN 222598389 · Headquarters: SANDY HOOK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Dance to Empower Incorporated

    EIN 994669769 · Headquarters: New Canaan, CT, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Dancemakers Inc

    EIN 237425851 · Headquarters: KENT, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Dancenlight Inc

    EIN 272879792 · Headquarters: Windsor, CT, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  41. Dances with Wood Inc

    EIN 261182434 · Headquarters: Clinton, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Dandelion Productions Inc

    EIN 223075613 · Headquarters: BRIDGEPORT, CT, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  43. Dandelion Wresting Co

    EIN 392488519 · Headquarters: West Haven, CT, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Daniel a Boucher Memorial Scholarship Award

    EIN 223073497 · Headquarters: NORWICH, CT, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  45. Daniel Ditondo Inc

    EIN 522232998 · Headquarters: West Hartford, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  46. Daniel Hand High School Pto

    EIN 273615725 · Headquarters: Madison, CT, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. Daniel J Griffin Memorial Foundationinc

    EIN 010691315 · Headquarters: SOUTH WINDSOR, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Daniel O Potter Charitable Foundation

    EIN 066461281 · Headquarters: STONINGTON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

  49. Daniel P & Grace I Tully Charitable Trust

    EIN 222804896 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  50. Danielas Little Wish Inc

    EIN 844341282 · Headquarters: Newtown, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Daniels Company Youth Leadership

    EIN 922568909 · Headquarters: Hamden, CT, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Danielson Lions Charities Inc

    EIN 061496473 · Headquarters: DANIELSON, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  53. Danielson Veterans Coffeehouse Inc

    EIN 831956902 · Headquarters: Danielson, CT, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Danish American Club Inc

    EIN 060604283 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Danish Sisterhood of America

    EIN 237534154 · Headquarters: Moodus, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Danish Sisterhood of America

    EIN 237534224 · Headquarters: Windsor Locks, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Danish Sisterhood of America 49 Ludington

    EIN 237534173 · Headquarters: Milford, CT, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  58. Danny Boys Legacy Inc

    EIN 842129646 · Headquarters: KILLINGWORTH, CT, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  59. Danny Wallace Foundation Inc

    EIN 843019594 · Headquarters: TRUMBULL, CT, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Dante Hayden Memorial Fund

    EIN 870971506 · Headquarters: MILFORD, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Darfur Archives Inc

    EIN 271623979 · Headquarters: New Milford, CT, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  62. Darien Advocates for Education of the Gifted

    EIN 061048343 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  63. Darien Arts Center Inc

    EIN 510180482 · Headquarters: DARIEN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Darien Athletic Foundation Inc

    EIN 461788767 · Headquarters: Darien, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Darien Babe Ruth League

    EIN 061611224 · Headquarters: DARIEN, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Darien Board of Realtors Inc

    EIN 060759444 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Darien Boat Club

    EIN 060768024 · Headquarters: Darien, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Darien Book Aid Plan Inc

    EIN 066041210 · Headquarters: Darien, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Darien Chamber Charitable Foundation

    EIN 462998835 · Headquarters: DARIEN, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Darien Chamber of Commerce Inc

    EIN 060761584 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Darien Community Association Inc

    EIN 060763897 · Headquarters: Darien, CT, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Darien Domestic Abuse Council Inc

    EIN 811589417 · Headquarters: DARIEN, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Darien Ems Post 53 Inc

    EIN 061625224 · Headquarters: DARIEN, CT, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Darien Environmental Group Inc

    EIN 061306981 · Headquarters: Darien, CT, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Darien Field Hockey Association Inc

    EIN 452622678 · Headquarters: Darien, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Darien Fire Department Inc

    EIN 066037894 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Darien Historical Society

    EIN 066068553 · Headquarters: DARIEN, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Darien Junior Field Hockey Inc

    EIN 844647962 · Headquarters: DARIEN, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Darien Junior Football League Inc

    EIN 061629278 · Headquarters: Darien, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Darien Junior Sailing Program Llc

    EIN 061538652 · Headquarters: Darien, CT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Darien Library Inc

    EIN 060647010 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Darien Little League #2070102

    EIN 061055536 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Darien Music for Youth Inc

    EIN 820973637 · Headquarters: DARIEN, CT, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  84. Darien Nature Center Inc

    EIN 061051768 · Headquarters: DARIEN, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Darien Police Association Inc

    EIN 060947017 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Darien Police Association Incorporated Voluntary Employees' Beneficiary Assoc

    EIN 462401826 · Headquarters: DARIEN, CT, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Darien Pride Inc

    EIN 333727350 · Headquarters: Darien, CT, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Darien Quiz Bowl Boosters

    EIN 992824484 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Darien Rotary Foundation Inc

    EIN 237073365 · Headquarters: Darien, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Darien Sober Sunrise

    EIN 475610184 · Headquarters: Norwalk, CT, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  91. Darien YMCA

    EIN 060859795 · Headquarters: Darien, CT, United States · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Darien Youth Baseball Inc

    EIN 562361868 · Headquarters: Darien, CT, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  93. Darien Youth Hockey Association Inc

    EIN 237320427 · Headquarters: Darien, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Darien Youth Lacrosse Inc

    EIN 651207097 · Headquarters: DARIEN, CT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Darien Youth Soccer Association Inc C/o Treasurer

    EIN 061419689 · Headquarters: DARIEN, CT, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Darius Chappell Holiday Giving Foundation Inc

    EIN 921183426 · Headquarters: Hamden, CT, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Darrell Leigh Johnson Foundation In

    EIN 833190337 · Headquarters: AVON, CT, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  98. Dart Gardens Mutual Housing Association Inc

    EIN 061399516 · Headquarters: HARTFORD, CT, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Dartmouth Club of Hartford Inc

    EIN 510171776 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Dartmouth Club of South East Connecticut Inc

    EIN 061267760 · Headquarters: Old Lyme, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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