Thompson
Town in Northeastern Connecticut Planning Region, Connecticut

Thompson is a town in Northeastern Connecticut Planning Region, Connecticut, with 9,189 residents (2020 Census). It sits at 594 ft (181 m) above sea level. The nearest town is North Grosvenor Dale, 1.9 miles W.
- 9,189residents (2020 Census)
- 594 ftelevation · 181 m
- 46.9 sq miland area · 121.5 km²
- 196 / sq mipopulation density
- 06255main ZIP code (4 in total)
About Thompson
Thompson is a town in Windham County, Connecticut, United States. The town is part of the Northeastern Connecticut Planning Region. The town was named after Sir Robert Thompson, an English landholder. The population was 9,189 at the 2020 census. Thompson is located in the northeastern corner of the state and is bordered on the north by Webster, Massachusetts and Dudley, Massachusetts, on the east by Douglas, Massachusetts and Burrillville, Rhode Island, on the west by Woodstock, Connecticut, and on the south by Putnam, Connecticut.
Thompson has the highest-banked race track (Thompson Speedway Motorsports Park, a 5/8 mile oval and a restored 1.7 mile road course) in New England. This speedway holds one of the biggest race programs in New England, The World Series of Auto Racing, where 16 divisions and about 400 cars show up each fall. Another claim to fame is that the Tri-State Marker is located just on the border of Thompson. The term "Swamp Yankee" is thought to have originated in Thompson during the American Revolution in 1776. In colonial times, the town was the site of an Indian village, known as Maanexit.
Thompson was the site of the Great East Thompson Train Wreck in 1891, one of the worst train wrecks in American history and the only one to involve four trains.
Text: Wikipedia · CC BY-SA 4.0
Thompson weather: 7-day forecast
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Source: National Weather Service (NOAA).
Live webcams in Thompson
Webcams: Windy.com
Living in Thompson
- Median household income
- $93,629
- Median home value
- $291,900
- Median rent
- $1,012/mo
- Median age
- 54.1
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Map of Thompson
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Thompson Street View
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Open in Google Maps ›Thompson, CT population
Thompson had 9,189 residents in the 2020 Census.
| 2020 Census | 9,189 |
|---|---|
| Density | 196 per sq mi (76 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Thompson at a glance
| State | Connecticut (CT) |
|---|---|
| County | Northeastern Connecticut Planning Region |
| Type | Town |
| Population | 9,189 (2020) |
| Land area | 46.92 sq mi (121.5 km²) |
| Water area | 1.74 sq mi (4.52 km²) |
| Elevation | 594 ft (181 m) |
| Coordinates | 41.9903° N, 71.8670° W |
| ZIP codes | 06255, 01570, 06262, 06277 |
| Official website | thompsonct.org |
| Census code (GEOID) | 0915075870 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Thompson
- North Grosvenor Dale1.9 mi W
- Mechanicsville2.9 mi S
- Quinebaug3.8 mi NW
- Webster, MA4.2 mi N
- Dudley, MA5.6 mi NW
- Putnam5.7 mi S
- South Woodstock6.2 mi SW
- Douglas, MA7.3 mi NE
- Quasset Lake7.5 mi SW
- Woodstock8.2 mi W
- Pascoag, RI8.7 mi E
- Burrillville, RI8.8 mi E
Straight-line distance between town centers.
Frequently asked questions about Thompson
What county is Thompson in?
Thompson is in Northeastern Connecticut Planning Region, Connecticut.
What is the population of Thompson, CT?
9,189 people lived in Thompson at the 2020 Census.
What is the ZIP code of Thompson, CT?
The main ZIP code is 06255. Other ZIP codes: 01570, 06262, 06277.
What is the elevation of Thompson?
594 feet (181 m) above sea level.
What towns are near Thompson?
North Grosvenor Dale (1.9 mi), Mechanicsville (2.9 mi), Quinebaug (3.8 mi), Webster (4.2 mi), Dudley (5.6 mi).
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