Demographics of Thompson town, Connecticut

Thompson town, Connecticut had 9,566 people on July 1, 2025, by the Census Bureau’s estimate: +382 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Thompson town, in four figures

9,566
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 9,337 ±19.; +4.2%
Change since July 2020: +382 people.; 54.1 ±2.2
Median age: ACS 2020–⁠2024.; $93,629 ±$17,531
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a town, so the change is the difference between one July estimate and the next.

Thompson town, Connecticut's population grew 4.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Thompson town, Connecticut's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — incorporated places and New England towns

About this chart

The figures

Thompson town, Connecticut's population grew 4.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Thompson town, Connecticut's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	9,184	100.0	100.0
2021	9,259	100.8	100.2
2022	9,300	101.3	100.7
2023	9,378	102.1	101.6
2024	9,485	103.3	102.5
2025	9,566	104.2	103.1

Population of Thompson town, Connecticut on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	9,184	—
2021	9,259	+75
2022	9,300	+41
2023	9,378	+78
2024	9,485	+107
2025	9,566	+81

Age, 2020–2024

The median age is 54.1 ±2.2: for men 54.0 ±8.7 and for women 54.2 ±1.5. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Thompson town by age, ACS 2020–2024
Age	People	Share	Connecticut	United States
Under 5	114 to 360	1.2% to 3.9%	5.0% ±<0.1	5.6% ±<0.1
5 to 17	824 ±233	8.8% ±2.5	15.2% ±0.1	16.3% ±<0.1
18 to 24	600 ±189	6.4% ±2.0	9.3% ±0.1	9.1% ±<0.1
25 to 44	2,063 ±371	22.1% ±4.0	25.3% ±0.1	26.9% ±<0.1
45 to 64	3,331 ±526	35.7% ±5.6	26.7% ±0.1	24.8% ±<0.1
65 and over	2,282 ±404	24.4% ±4.3	18.5% ±0.1	17.2% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Income and poverty, 2020–2024

Median household income is $93,629 ±$17,531, and income per person $53,331 ±$4,882, in 2024 dollars. The median is $95,781 ±$732 in Connecticut and $80,734 ±$166 in the United States.

Households by income

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Households in Thompson town by income, ACS 2020–2024
Household income	Households	Share	Connecticut	United States
Under $25,000	433 ±207	10.5% ±5.0	12.9% ±0.3	14.6% ±<0.1
$25,000 to $49,999	541 ±218	13.1% ±5.2	13.7% ±0.3	16.7% ±<0.1
$50,000 to $74,999	648 ±253	15.7% ±6.0	13.3% ±0.3	15.5% ±<0.1
$75,000 to $99,999	539 ±220	13.1% ±5.3	11.9% ±0.3	12.6% ±<0.1
$100,000 to $149,999	1,101 ±326	26.7% ±7.7	17.7% ±0.3	17.5% ±<0.1
$150,000 to $199,999	441 ±182	10.7% ±4.4	11.3% ±0.2	9.6% ±<0.1
$200,000 or more	427 ±152	10.3% ±3.6	19.2% ±0.3	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Thompson town by age, ACS 2020–2024
Age	Below poverty	Rate	Connecticut	United States
All ages	552 ±232	5.9% ±2.5	10.0% ±0.2	12.5% ±0.1
Under 18	0 to 186	0% to 17.6%	13.0% ±0.5	16.1% ±0.1
18 to 59	45 to 311	0.9% to 6.1%	9.4% ±0.3	11.6% ±0.1
60 and over	115 to 459	3.8% to 14.3%	8.9% ±0.3	11.0% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Housing, 2020–2024

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Housing in Thompson town, ACS 2020–2024
Measure	Thompson town	Connecticut	United States
Housing units	4,417 ±286	1,541,822 ±276	143,775,355 ±10,234
Occupied	93.5% ±8.3	93.0% ±0.2	89.9% ±0.1
Vacant	6.5% ±2.8	7.0% ±0.2	10.1% ±0.1
Owner occupied	84.3% ±3.5	66.5% ±0.4	65.2% ±0.3
Renter occupied	15.7% ±5.1	33.5% ±0.3	34.8% ±0.1
Median home value	$291,900 ±$23,612	$366,900 ±$1,621	$332,700 ±$236
Median gross rent	$1,012 ±$344	$1,488 ±$10	$1,413 ±$2
Median year built	1963 ±7	1967 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Thompson town by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Connecticut	United States
Hispanic or Latino	151 to 489	1.6% to 5.2%	18.3% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	8,414 ±366	90.1% ±3.9	61.9% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	0 to 4	0% to < 0.1%	9.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	1 to 51	< 0.1% to 0.5%	4.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 19	0% to 0.2%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 19	0% to 0.2%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 64	0% to 0.7%	0.9% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	259 to 847	2.8% to 9.1%	4.3% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Thompson town by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Connecticut	United States
Born in the state	2,850 ±589	30.5% ±6.3	53.3% ±0.3	57.3% ±<0.1
Born in another state	6,000 ±613	64.3% ±6.6	27.1% ±0.2	26.9% ±<0.1
Born a citizen outside the states	9 to 147	0.1% to 1.6%	3.9% ±0.1	1.7% ±<0.1
Born abroad	409 ±193	4.4% ±2.1	15.7% ±0.2	14.1% ±<0.1
Naturalized citizens	89 to 293	1.0% to 3.1%	8.7% ±0.1	7.4% ±<0.1
Not citizens	72 to 364	0.8% to 3.9%	7.1% ±0.2	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Thompson town among the places and towns of Connecticut

113th of 168 places and towns of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Connecticut page.

Places of Connecticut near Thompson town in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Woodbury town	9,833 ±20
Burlington town	9,680 ±28
Groton city	9,490 ±34
Prospect town	9,458 ±36
Portland town	9,434 ±18
Thompson town	9,337 ±19
Putnam town	9,292 ±36
Oakville CDP	9,276 ±1,015
Hebron town	9,157 ±34
Woodbridge town	9,073 ±21
East Haddam town	8,969 ±19

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026