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
- The High Rock Foundation Charitable Trust
EIN 526905278 · Headquarters: COCKEYSVILLE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Highland Thrift Shop Inc
EIN 464516136 · Headquarters: GRANTSVILLE, MD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Highlands at Tuscarora Knolls Homeowners Association Inc
EIN 521751455 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Highlands School Inc
EIN 521849251 · Headquarters: BEL AIR, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Hillendale Country Club Inc
EIN 520353280 · Headquarters: COCKEYSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Hillian Hope Foundation Inc
EIN 863470928 · Headquarters: FORT WASHINGTON, MD, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Hindman Foundation Inc
EIN 521358630 · Headquarters: Westminster, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-PF
- The Hirsch Family Foundation Inc
EIN 823595337 · Headquarters: Baltimore, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Histochemical Society Inc
EIN 136170705 · Headquarters: ROCKVILLE, MD, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Historic Charles Street Association Inc
EIN 202368316 · Headquarters: BALTIMORE, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- The Historic Columbia Air Center
EIN 820808062 · Headquarters: FT WASHINGTON, MD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Historic Elk Landing Foundation Inc
EIN 522199375 · Headquarters: Elkton, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Historic Shriver Graveyard Inc
EIN 521397504 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- The Historical Society of Carroll County Maryland Inc
EIN 520655971 · Headquarters: WESTMINSTER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Historical Society of Frederick County Inc
EIN 526050333 · Headquarters: FREDERICK, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Historical Society of Mount Airy Md Inc
EIN 522081258 · Headquarters: MOUNT AIRY, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Hive Md Inc
EIN 810948522 · Headquarters: Westminster, MD, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Hlm Foundation Inc
EIN 384314411 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Hockmeyer Foundation Inc C/o Douglas Walker
EIN 201665738 · Headquarters: EASTON, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Hoenes Family Foundation Inc
EIN 522207643 · Headquarters: WOODBINE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Hogs and Heroes Foundation
EIN 271665460 · Headquarters: Beltsville, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Home Builders Care Foundation Inc
EIN 521389604 · Headquarters: FULTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Homeless Outreach
EIN 521641513 · Headquarters: Temple Hills, MD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Honeyblue Corporation
EIN 800261264 · Headquarters: Baltimore, MD, US · Youth Development · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- The Hood Shepherd
EIN 412964121 · Headquarters: Davidsonville, MD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Hope and Peace Foundation Inc
EIN 464791094 · Headquarters: Abingdon, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Hope Center at Hagerstown Rescue Mission
EIN 520704473 · Headquarters: Hagerstown, MD, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Hope Center Church
EIN 352744062 · Headquarters: CLINTON, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Hope for the Needy and the Evangelical Foundation Inc
EIN 863724505 · Headquarters: Windsor Mill, MD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Hope Foundation for Education and Health Inc
EIN 883594807 · Headquarters: BOWIE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- The Hope Movement
EIN 316681494 · Headquarters: Baltimore, MD, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Hope4life Foundation Inc
EIN 453076210 · Headquarters: Baltimore, MD, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- The Hopkins Club for Innovationand Entrepreneurship Inc
EIN 352593157 · Headquarters: Lutherville Timonium, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- THE HOREINU FOUNDATION Co Mendel Vim
EIN 113380676 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Horizon Foundation of Howard County Inc
EIN 522119011 · Headquarters: COLUMBIA, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Hosanna Heritage Foundation
EIN 393891153 · Headquarters: Beltsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Hospice and Palliative Care Network of Maryland Inc
EIN 521364551 · Headquarters: SPARKS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The House DC
EIN 300117990 · Headquarters: Capitol Heights, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The House of Ruth Maryland Inc
EIN 521100236 · Headquarters: BALTIMORE, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- The House of the Lord of the Apostolic Faith
EIN 522129234 · Headquarters: ACCOKEEK, MD, USA · Religion Related · Latest available filing year: 2017 · Primary form: IRS Form 990
- The House of Truth Ministries USA I
EIN 842828201 · Headquarters: Bowie, MD, USA · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990-PF
- The Howard and Carol Safir Foundation Inc
EIN 334718277 · Headquarters: Annapolis, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-T
- The Howard County Conservancy Inc
EIN 521712913 · Headquarters: WOODSTOCK, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Howard County Police Retired Officers Association Inc
EIN 201679036 · Headquarters: Ellicott City, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Howard Cty Fndtn for Black Educ and Cultural Achievement
EIN 521166846 · Headquarters: COLUMBIA, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Hps Network Inc
EIN 394767321 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Hr Source Foundation
EIN 451582723 · Headquarters: HYATTSVILLE, MD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Hrld Foundation Inc
EIN 311531885 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Hubert V Simmons Museum of Negro Leagues Baseball Inc
EIN 262964454 · Headquarters: Owings Mills, MD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Huddle Foundation Inc
EIN 831589388 · Headquarters: BOWIE, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Huethermcclelland Foundation Inc
EIN 521435090 · Headquarters: PHOENIX, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Huffman Family Foundation Inc
EIN 921772272 · Headquarters: NOTTINGHAM, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Human Dirofilariasis Research Institute Inc
EIN 844752314 · Headquarters: Westminster, MD, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Human Fortress Inc
EIN 422585519 · Headquarters: Perry Hall, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Humane League
EIN 043817491 · Headquarters: ROCKVILLE, MD, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Humane Society of Baltimore County Inc
EIN 520623165 · Headquarters: REISTERSTOWN, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Humane Society of Dorchester County Inc
EIN 520901622 · Headquarters: CAMBRIDGE, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Humane Society of Harford County Inc
EIN 520567970 · Headquarters: FALLSTON, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Humane Society of Kent County Inc
EIN 520796950 · Headquarters: CHESTERTOWN, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Humane Society of Somerset County Inc
EIN 522332574 · Headquarters: Princess Anne, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Humanitarian Project Inc
EIN 521872569 · Headquarters: CHEVY CHASE, MD, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Hundt Family Foundation Inc
EIN 522236016 · Headquarters: CHEVY CHASE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Hyattsville Preservation Association Inc
EIN 521250844 · Headquarters: Hyattsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The I Am Project Inc
EIN 815292630 · Headquarters: SILVER SPRING, MD, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- The Iafn Foundation Inc
EIN 264517366 · Headquarters: BALTIMORE, MD, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Ice Cream Association
EIN 621030368 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Idlewood Community Association Inc
EIN 522065471 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Impact Society Inc
EIN 453602145 · Headquarters: SYKESVILLE, MD, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Ina Kay Foundation Inc
EIN 364540423 · Headquarters: GERMANTOWN, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Ind Vol Firemens Assn of Ritchiemd
EIN 521417993 · Headquarters: CAPITAL HEIGHTS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Independent Junior Fire Engine Company No 3 of Hagerstown Maryland
EIN 521837078 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Indian Association of Frederick
EIN 203102834 · Headquarters: Frederick, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Ingenuity Project Inc
EIN 521942495 · Headquarters: Baltimore, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Initiative Baltimore Incorporated
EIN 823720299 · Headquarters: Gwynn Oak, MD, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- The Innovation Majority Inc
EIN 413016013 · Headquarters: Oakland, MD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Innovative Housing Institute Inc
EIN 521977542 · Headquarters: BALTIMORE, MD, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Inspired Woman Fatherless Girls Foundation Inc
EIN 853385845 · Headquarters: Baltimore, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Institute for Advanced Journalism Studies
EIN 352200800 · Headquarters: OWINGS MILLS, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- The Institute for Enhanced Classroom Hearing Inc
EIN 870776348 · Headquarters: Towson, MD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- The Institute for Research in Socioeconomic & Public Policy Inc
EIN 300392965 · Headquarters: Rockville, MD, US · International, Foreign Affairs & National Security · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- The Institute of Chronic Illness Inc
EIN 203444055 · Headquarters: SILVER SPRING, MD, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Institute of Pediatric Nursing Inc
EIN 272948476 · Headquarters: GAITHERSBURG, MD, USA · Medical Research · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- The Institute of Vocal Jazz Featuring Saisas Virtual Local Jaz
EIN 521987559 · Headquarters: CATONSVILLE, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Interdisciplinary Council on Developmental and Learning Disorders
EIN 521724162 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Interfaith Coalition for Compassion
EIN 208031399 · Headquarters: columbia, MD, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- The International Academy of Memory Science Inc
EIN 820866627 · Headquarters: COLUMBIA, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The International Association of Black Triathletes Inc
EIN 475104595 · Headquarters: MIDDLE RIVER, MD, USA · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- The International Association of Lions Clubs the Crisfield Lions
EIN 521250387 · Headquarters: Crisfield, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The International Aviation Womens Association Charitable Foundation
EIN 464111034 · Headquarters: Forest Hill, MD, US · Science & Technology · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- The International Dyslexia Association Maryland Branch Inc
EIN 521148900 · Headquarters: Finksburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The International League of Muslim Women Inc-baltimore
EIN 020741761 · Headquarters: Baltimore, MD, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- The International Society of Endocrinolo Gy Inc C/o the Corporation Trust Inc
EIN 521095057 · Headquarters: LUTHERVILLE TIMONIUM, MD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- The International Tennis Club of the USA
EIN 237391856 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Interpreters' Forum
EIN 030533556 · Headquarters: BALTIMORE, MD, USA · International, Foreign Affairs & National Security · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- The Invisible Hand Foundation Inc
EIN 475512248 · Headquarters: BETHESDA, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- The Ir Without Borders Foundation
EIN 923273652 · Headquarters: GREENBELT, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Isa Marie Weissert Memorial Scholarship Fund
EIN 521752746 · Headquarters: Denton, MD, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- The Isaac & Leah Mpotts Foundation Inc
EIN 520794606 · Headquarters: EDGEWATER, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Islamic School System Inc Montgomery County Maryland
EIN 521143764 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Island Bingo Foundation Inc
EIN 834678357 · Headquarters: LUSBY, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N