LocationLists: Connecticut Nonprofits, deductible = yes

19,288 organisations match (20,008 listings, 720 duplicates removed).

Price for 19,288 organisations: $99 by card. One spreadsheet.
That is every match. Add total=<rows> 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=connecticut-nonprofits&where=deductible:eq:yes&area_columns=county:population,median_household_income,median_age
- Census demographics: https://locationlists.com/find?dataset=connecticut-nonprofits&where=deductible:eq:yes&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=connecticut-nonprofits&where=deductible:eq:yes&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=connecticut-nonprofits&where=deductible:eq:yes&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=connecticut-nonprofits&where=deductible:eq:yes&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=connecticut-nonprofits&where=deductible:eq:yes&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=connecticut-nonprofits&where=deductible:eq:yes&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 — 23,649 rows · $99 (card, no account needed): https://locationlists.com/data/connecticut-nonprofits/buy?src=find
Email me this quote (free, pay later): https://locationlists.com/find/quote?dataset=connecticut-nonprofits&where=deductible:eq:yes

Preview (3 fixed sample row(s) from these lists, the same for every question — not a sample of your 19,288 matches):
- WESTERN CONNECTICUT CHAPTER NATIONAL RAILWAY HISTORICAL SOCIET · 77 WASHINGTON ST, Norwalk, CT 06854-3086 · 2032466958 [connecticut-nonprofits] — matches your question
- GREEN FUR KIDZ INC · 22 SECOND AVE, West Haven, CT 06516-5116 [connecticut-nonprofits] — matches your question
- INSTITUTE FOR LEARNING IN RETIREMENT OF GREATER NEW HAVEN IN · PO BOX 1156, Orange, CT 06477-7156 · 2037479675 [connecticut-nonprofits] — matches your question

Where the matches are, by ZIP code (counts only, no names or contact details; 305 ZIP codes):
- 06510: 493
- 06511: 365
- 06103: 361
- 06830: 284
- 06608: 239
- 06880: 234
- 06851: 233
- 06320: 231
- 06840: 217
- 06105: 205
- and 295 more ZIP codes (see https://locationlists.com/find?dataset=connecticut-nonprofits&where=deductible:eq:yes&format=json)
Free map of these counts: https://locationlists.com/find/map?dataset=connecticut-nonprofits&where=deductible:eq:yes

Other ways to ask this:
- Counts per county instead of rows: https://locationlists.com/find?dataset=connecticut-nonprofits&where=deductible:eq:yes&areas=county
- Counts per ZIP code instead of rows: https://locationlists.com/find?dataset=connecticut-nonprofits&where=deductible:eq:yes&areas=zip

Technical details (developers and AI agents): JSON: https://locationlists.com/find?dataset=connecticut-nonprofits&where=deductible:eq:yes&format=json · Nothing is charged until checkout is paid.