LocationLists: District of Columbia Nonprofits, within 25 miles of Washington, DC 11,446 organisations match (14,153 listings, 2,707 duplicates removed). Price for 11,446 organisations: $99 by card. One spreadsheet. That is every match. Add total= to buy fewer. The file is the list as published. Add the essentials (county population, median household income and median age) or a group of area data to every row below. Add more area data to every row (each link reloads this answer with those columns added, and the buy link then delivers them): - Add the essentials: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&area_columns=county:population,median_household_income,median_age - Census demographics: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&area_columns=county:population,households,median_household_income,median_age,pct_65_plus,pct_bachelors_plus,housing_units,owner_occupied_share,median_home_value,population_estimate,population_growth_since_2020,pct_under_18,pct_5_to_14,pct_households_with_people_under_18 - Business activity by industry: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&area_columns=county:establishments,employees,agriculture_establishments,mining_establishments,utilities_establishments,construction_establishments,manufacturing_establishments,wholesale_trade_establishments,retail_trade_establishments,transportation_establishments,information_establishments,finance_establishments,real_estate_establishments,professional_establishments,management_establishments,administrative_establishments,educational_services_establishments,health_care_establishments,arts_establishments,accommodation_establishments,other_services_establishments - Weather normals: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&area_columns=county:january_high,july_high,annual_high,january_low,july_low,annual_low,annual_precipitation,annual_cooling_degree_days,annual_heating_degree_days,hottest_month_high,coldest_month_low,annual_snowfall,annual_days_of_highs_reaching_90_f,annual_days_of_highs_reaching_100_f,growing_season_length_20f_50pct - Storms: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&area_columns=county:flash_flood_events,flood_events,hail_events,high_wind_events,hurricane_events,lightning_events,thunderstorm_wind_events,tornado_events,wildfire_events,winter_storm_events,strong_tornadoes,storm_injuries,storm_deaths,storm_property_damage,storm_crop_damage - Drought: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&area_columns=county:palmer_drought_severity_index,palmer_hydrological_drought_index,modified_palmer_drought_index,palmer_z_index,palmer_drought_severity_index_2025,palmer_hydrological_drought_index_2025,modified_palmer_drought_index_2025,palmer_z_index_2025 - Building stock: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&area_columns=county:buildings,multi_story_buildings,mid_rise_buildings,high_rise_buildings,buildings_4_floors_plus,buildings_8_floors_plus,share_with_floors_published,share_with_height_published,building_footprint_area,estimated_floor_area,average_building_height,tallest_building_height Buy the whole list — 14,155 rows · $99 (card, no account needed): https://locationlists.com/data/district-of-columbia-nonprofits/buy?src=find Email me this quote (free, pay later): https://locationlists.com/find/quote?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25 Preview (3 fixed sample row(s) from these lists, the same for every question — not a sample of your 11,446 matches): - LABOR FOR SINGLE-PAYER HEALTHCARE · PO BOX 34262, Washington, DC 20043-4262 · 2013142653 [district-of-columbia-nonprofits] — matches your question - CITIZENS TRADE CAMPAIGN · PO BOX 77077, Washington, DC 20013-8077 · 2024948826 [district-of-columbia-nonprofits] — matches your question - EVERYLIFE FOUNDATION FOR RARE DISEASES · 1012 14TH ST NW STE 500, Washington, DC 20005-3406 · 2026977273 [district-of-columbia-nonprofits] — matches your question Where the matches are, by ZIP code (counts only, no names or contact details; 60 ZIP codes): - 20036: 1,906 - 20005: 1,208 - 20535: 905 - 20001: 790 - 20510: 691 - 20006: 631 - 20009: 623 - 20045: 520 - 20427: 489 - 20002: 441 - and 50 more ZIP codes (see https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&format=json) Free map of these counts: https://locationlists.com/find/map?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25 Other ways to ask this: - Wider: within 50 miles of Washington DC: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=50 - Narrower: within 13 miles of Washington DC: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=13 - By drive time instead: within about a 38-minute drive of Washington DC: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&drive=38 - Counts per county instead of rows: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&areas=county - Counts per ZIP code instead of rows: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&areas=zip Technical details (developers and AI agents): JSON: https://locationlists.com/find?dataset=district-of-columbia-nonprofits&near=Washington+DC&radius=25&format=json · Nothing is charged until checkout is paid.