Town guide

Thompson, Connecticut

Thompson is a town in Windham County, Connecticut, home to about 9,263 people across 47 square miles. Its ZIP codes are 06255, 06262 and 06277.

Homes sold for a median of $271 per square foot across 3 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.

Population9,263197 per sq mi
Price per sq ft$271Sold homes, 3 months to August 2026

ZIP codes in Thompson

3 ZIP codes

Each card is that ZIP code’s whole market, including any part outside Thompson. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology

The Thompson guide is on the way

We’re writing up Thompson’s story and what everyday life there is like, for people thinking about moving in.

  • History
  • What it’s like to live there
  • Getting around
  • Things to do

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Around Thompson

Distances

Nearest major airportRhode Island T. F. Green International Airport (PVD)29 miles away
Closer regional airportWorcester Regional Airport (ORH)20 miles away
Nearest city of 250,000+Boston, MA50 miles away
Nearest city of 1 million+New York, NY141 miles away

Straight-line distances from the center of Thompson; driving is longer.

Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.

Who represents Thompson

Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.

Population over time

Thompson had 9,189 residents in the 2020 census, up 4% since 2000.

It’s the 104th largest of 169 towns in Connecticut by population.

Windham County grew from 46,861 residents in 1900 to 116,418 in 2020.

Thompson population by census2000: 8,878, 2010: 9,458, 2020: 9,1898,87820009,45820109,1892020

Windham County, 1900–2020

Windham County population, 1900 to 20201900: 46,861, 1910: 48,361, 1920: 52,815, 1930: 54,086, 1940: 56,223, 1950: 61,759, 1960: 68,572, 1970: 84,515, 1980: 92,312, 1990: 102,525, 2000: 109,091, 2010: 118,428, 2020: 116,41847K’00’1053K’20’3056K’40’5069K’60’7092K’80’90109K’00’10116K’20

Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).

Weather by month

Average highs peak around 82°F in summer, and winter lows average 15°F. About 50.1 inches of rain and melted snow fall in a typical year, with about 39 inches of snow.

Average high and low temperature and precipitation by month near ThompsonJan: high 35°F, low 15°F, 3.8 in; Feb: high 38°F, low 17°F, 3.5 in; Mar: high 46°F, low 24°F, 4.5 in; Apr: high 58°F, low 34°F, 4.6 in; May: high 69°F, low 45°F, 3.4 in; Jun: high 76°F, low 54°F, 4.5 in; Jul: high 82°F, low 60°F, 4 in; Aug: high 80°F, low 58°F, 4.2 in; Sep: high 73°F, low 51°F, 3.9 in; Oct: high 61°F, low 38°F, 4.8 in; Nov: high 50°F, low 30°F, 4.2 in; Dec: high 40°F, low 22°F, 4.7 in35°15°Jan3.838°17°Feb3.546°24°Mar4.558°34°Apr4.669°45°May3.476°54°Jun4.582°60°Jul4.080°58°Aug4.273°51°Sep3.961°38°Oct4.850°30°Nov4.240°22°Dec4.7Rain and melted snow, inches

Source: NOAA 1991–2020 climate normals, W Thompson Lake, CT weather station (3 miles away).

Health care

19 doctors and other health care providers list an office in Thompson’s ZIP codes.

Nearest hospitals

  • Day Kimball HospitalGeneral hospital · emergency room · CMS rating 2 of 5 · Putnam5.5 miles
  • Umass Memorial Health - Harrington HospitalGeneral hospital · emergency room · CMS rating 3 of 5 · Southbridge11.1 miles
  • Landmark Medical CenterGeneral hospital · emergency room · CMS rating 2 of 5 · Woonsocket19.3 miles

Providers with an office here

Primary care doctors2
Specialist doctors1
Nurse practitioners and physician assistants4
Mental health providers6
Physical and occupational therapists6

Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.

Places in and around Thompson

Parks (16 nearby)

  • Bull Hill Recreation Area · 69 acres3.3 mi
  • Riverside Park · 19 acres1.5 mi
  • Heritage Way Park · 14 acres1.4 mi
  • Thompson Little League Complex · 14 acres1.8 mi
  • Thompson Green · 3 acres1.5 mi
  • Duhamel Park · 2 acres1.6 mi

Grocery stores (3 nearby)

  • Stop & Shop3.7 mi
  • Walmart Supercenter4.1 mi
  • Putnam Supermarket4.4 mi

Pharmacies (1 nearby)

  • CVS Pharmacy3.9 mi

Libraries (4 nearby)

  • Thompson Public Library1.5 mi
  • Immaculate Conception Center Library3.6 mi
  • Putnam Public Library4.5 mi
  • Pearle L. Crawford Memorial Library4.5 mi

Museums (2 nearby)

  • Thompson Historical Society1.4 mi
  • Aspinock Historical Society4.5 mi

Theaters and performance venues

  • The Complex Performing and Creative Arts Centre4.9 mi
  • Bradley Playhouse4.9 mi
  • Loos Center for the Arts5.8 mi

Counts are within about 4.5 miles of the center of town.

Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.

Schools in Thompson

Public schools here are run by Thompson School District. Check each district’s attendance zones for a specific address.

Public schools (3)
SchoolGradesStudentsTypeDistance
Mary R. Fisher Elementary SchoolNorth GrosvenordalePre-K–4359Public1.5 mi
Thompson Middle SchoolNorth Grosvenordale5–8262Public1.5 mi
Tourtellotte Memorial High SchoolNorth Grosvenordale9–12184Public1.4 mi
Private schools (2)
SchoolGradesStudentsAffiliationDistance
River Run Academy at the Susan Wayne Ctr of ExcelThompson6–1236Nonsectarian3.2 mi
Marianapolis Prep SchoolThompson9–12259Roman Catholic1.7 mi

Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.

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Towns near Thompson

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Shares ZIP codes with Putnam.

Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.