Nonprofits in Maryland

Nonprofits in Maryland. Browse 47,413 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. Rosewood Assoc for Retardedinc

    EIN 526047672 · Headquarters: GLEN BURNIE, MD, USA · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  2. Rosewood Center Auxiliary Inc

    EIN 237003536 · Headquarters: GLEN BURNIE, MD, USA · Housing & Shelter · Latest available filing year: 2009 · Primary form: IRS Form 990-EZ

  3. Rosie's Farm Sanctuary

    EIN 862869784 · Headquarters: Potomac, MD, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Ross Caydens Journey

    EIN 931464512 · Headquarters: Hillsboro, MD, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Ross Cove Beach Association Inc

    EIN 237088085 · Headquarters: Pasadena, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Rossmoor Art Guild

    EIN 522185237 · Headquarters: Silver Spring, MD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Rossville Elementary Ptso

    EIN 883246946 · Headquarters: Rosedale, MD, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Rotacare Maryland Inc

    EIN 880680723 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Rotary

    EIN 270755252 · Headquarters: SNOW HILL, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Rotary Charitable Foundation of North Bethesda Inc

    EIN 521848375 · Headquarters: Chevy Chase, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Rotary Club Elkridge Charitable Foundation

    EIN 812190477 · Headquarters: ELKRIDGE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Rotary Club of Annapolis Foundation

    EIN 521759743 · Headquarters: ANNAPOLIS, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Rotary Club of Annapolis Inc

    EIN 526056583 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Rotary Club of Bonds Meadow at Westminster

    EIN 521881490 · Headquarters: WESTMINSTER, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. Rotary Club of Bonds Meadow Foundation Inc

    EIN 200623220 · Headquarters: WESTMINSTER, MD, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Rotary Club of Catonsville Sunrise Charitable Foundation Inc

    EIN 134225411 · Headquarters: Catonsville, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Rotary Club of Charles County (La Plata) Maryland Inc

    EIN 521236616 · Headquarters: LA PLATA, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Rotary Club of College Park % Treasurer

    EIN 526042950 · Headquarters: COLLEGE PARK, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  19. Rotary Club of College Park Trustee

    EIN 237064184 · Headquarters: COLLEGE PARK, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  20. Rotary Club of Columbia Foundation Inc

    EIN 134217486 · Headquarters: Columbia, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. Rotary Club of Columbia Patuxent Charitable Trust

    EIN 526385515 · Headquarters: Columbia, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. Rotary Club of Columbia Patuxent Inc

    EIN 521590128 · Headquarters: Columbia, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. Rotary Club of Cumberland Maryland

    EIN 520742204 · Headquarters: CUMBERLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Rotary Club of Damascus Foundation Inc

    EIN 522282932 · Headquarters: Mount Airy, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  25. Rotary Club of Denton Maryland Inc

    EIN 521835453 · Headquarters: Denton, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  26. Rotary Club of Fredericktowne Rotary International

    EIN 521445890 · Headquarters: Frederick, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Rotary Club of Friendship Heights Foundation Inc

    EIN 521743276 · Headquarters: CHEVY CHASE, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  28. Rotary Club of Glen Burnie Foundation Inc

    EIN 812409615 · Headquarters: Glen Burnie, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Rotary Club of Hagerstown Charitable Foundation Inc

    EIN 521192780 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Rotary Club of Hagerstown Maryland Rotary International

    EIN 526055457 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Rotary Club of Hagerstown Sunrise Foundation Inc

    EIN 820564330 · Headquarters: HAGERSTOWN, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Rotary Club of Howard West Foundation Inc

    EIN 464968554 · Headquarters: Ellicott City, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Rotary Club of Hunt Valley Friends of the Trail Inc

    EIN 470896062 · Headquarters: PHOENIX, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  34. Rotary Club of Hunt Valley James W Houck Foundation Inc

    EIN 522009090 · Headquarters: Cockeysville, MD, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  35. Rotary Club of Lake Shore

    EIN 526059790 · Headquarters: PASADENA, MD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Rotary Club of Long Meadows Foundation Inc

    EIN 521363845 · Headquarters: HAGERSTOWN, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. Rotary Club of Middle River Marylan D USA

    EIN 526056552 · Headquarters: MIDDLE RIVER, MD, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Rotary Club of Montgomery Village

    EIN 521755242 · Headquarters: MONTGOMERY VILLAGE, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Rotary Club of New Market

    EIN 842526502 · Headquarters: New Market, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Rotary Club of North Bethesda

    EIN 821311044 · Headquarters: rockville, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Rotary Club of Oakland Maryland Charities Inc

    EIN 521874562 · Headquarters: OAKLAND, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Rotary Club of Ocean City Berlin Foundation Inc

    EIN 843381330 · Headquarters: Berlin, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Rotary Club Of Parole AnnaMaryland Inc

    EIN 521433102 · Headquarters: Annapolis, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Rotary Club of Pikesville-owings Mills

    EIN 526056550 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Rotary Club of Salisbury Foundation Inc

    EIN 522238099 · Headquarters: SALISBURY, MD, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Rotary Club of Salisbury Maryland USA Inc

    EIN 522238562 · Headquarters: Salisbury, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Rotary Club of Severna Park Foundation Inc

    EIN 521984031 · Headquarters: Pasadena, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Rotary Club of South Anne Arundel County

    EIN 202424567 · Headquarters: EDGEWATER, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Rotary Club of Southern Frederick County

    EIN 270646470 · Headquarters: New Market, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Rotary Club of Southern Frederick County Charitable Foundation Inc

    EIN 853291481 · Headquarters: New Market, MD, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. Rotary Club of St Marys County (Lexingto N Park) Maryland Inc

    EIN 526055289 · Headquarters: LEXINGTON PARK, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Rotary Club of West Anne Arundel Country Inc

    EIN 522352936 · Headquarters: Odenton, MD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  53. Rotary Club of Wicomico County

    EIN 521600875 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Rotary E-Club of Maryland D7620 Maryland USA

    EIN 853246890 · Headquarters: Odenton, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  55. Rotary Foundation of West Anne Arundel County

    EIN 474371348 · Headquarters: ODENTON, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  56. Rotary International

    EIN 141984006 · Headquarters: Owings Mills, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  57. Rotary International

    EIN 237009977 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  58. Rotary International

    EIN 237057337 · Headquarters: Crofton, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  59. Rotary International

    EIN 260066950 · Headquarters: Timonium, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  60. Rotary International

    EIN 262290303 · Headquarters: ANNAPOLIS, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Rotary International

    EIN 364012432 · Headquarters: HUNTINGTOWN, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  62. Rotary International

    EIN 431974179 · Headquarters: Lanham, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  63. Rotary International

    EIN 474197957 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  64. Rotary International

    EIN 520466100 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Rotary International

    EIN 521101939 · Headquarters: CHEVY CHASE, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  66. Rotary International

    EIN 521266203 · Headquarters: Columbia, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  67. Rotary International

    EIN 521315779 · Headquarters: Grantsville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Rotary International

    EIN 521537560 · Headquarters: WALDORF, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  69. Rotary International

    EIN 521639167 · Headquarters: Hunt Valley, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  70. Rotary International

    EIN 521678366 · Headquarters: HUNT VALLEY, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  71. Rotary International

    EIN 521695493 · Headquarters: North East, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Rotary International

    EIN 521703064 · Headquarters: Potomac, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Rotary International

    EIN 521724300 · Headquarters: Ellicott City, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  74. Rotary International

    EIN 521825247 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Rotary International

    EIN 521849685 · Headquarters: Chevy Chase, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Rotary International

    EIN 521946210 · Headquarters: Leonardtown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Rotary International

    EIN 522202585 · Headquarters: Cambridge, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Rotary International

    EIN 522321043 · Headquarters: Catonsville, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  79. Rotary International

    EIN 524066110 · Headquarters: Frederick, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Rotary International

    EIN 526045818 · Headquarters: Havre de Grace, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Rotary International

    EIN 526047462 · Headquarters: BETHESDA, MD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Rotary International

    EIN 526049637 · Headquarters: Abingdon, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Rotary International

    EIN 526054813 · Headquarters: HANCOCK, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Rotary International

    EIN 526054814 · Headquarters: Frostburg, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  85. Rotary International

    EIN 526055586 · Headquarters: Laurel, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  86. Rotary International

    EIN 526056397 · Headquarters: Ellicott City, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Rotary International

    EIN 526056554 · Headquarters: Aberdeen, MD, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  88. Rotary International

    EIN 526056584 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Rotary International

    EIN 526057260 · Headquarters: BERLIN, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  90. Rotary International

    EIN 526061049 · Headquarters: Catonsville, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  91. Rotary International

    EIN 526078050 · Headquarters: CHESTERTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. Rotary International

    EIN 526078055 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  93. Rotary International

    EIN 526078056 · Headquarters: GAITHERSBURG, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Rotary International

    EIN 526078061 · Headquarters: Berlin, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Rotary International

    EIN 526078063 · Headquarters: Lusby, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Rotary International

    EIN 526078066 · Headquarters: St Michaels, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Rotary International

    EIN 526078067 · Headquarters: KENSINGTON, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  98. Rotary International

    EIN 526078069 · Headquarters: KENSINGTON, MD, USA · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  99. Rotary International

    EIN 843660696 · Headquarters: BETHESDA, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Rotary International

    EIN 850523210 · Headquarters: Hunt Valley, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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