Demographics of Thompsonville CDP, Connecticut

Thompsonville CDP, Connecticut had 7,927 ±960 people in the American Community Survey, averaged over 2020–2024. The Census Bureau’s yearly estimates do not cover it: they count incorporated places and towns, not census-designated places. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Thompsonville CDP, in four figures

7,927 ±960
Population: ACS 2020–⁠2024. The Bureau publishes no yearly estimate for a census-designated place.; 129th
Among Connecticut's places and towns: Of 168 of 5,000 or more, by the survey's count.; 34.1 ±4.4
Median age: ACS 2020–⁠2024.; $71,805 ±$8,062
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Age, 2020–2024

The median age is 34.1 ±4.4: for men 32.4 ±9.4 and for women 36.3 ±6.1. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Thompsonville CDP by age, ACS 2020–2024
Age	People	Share	Connecticut	United States
Under 5	717 ±354	9.0% ±4.3	5.0% ±<0.1	5.6% ±<0.1
5 to 17	1,390 ±354	17.5% ±3.9	15.2% ±0.1	16.3% ±<0.1
18 to 24	893 ±284	11.3% ±3.3	9.3% ±0.1	9.1% ±<0.1
25 to 44	2,015 ±409	25.4% ±4.1	25.3% ±0.1	26.9% ±<0.1
45 to 64	1,661 ±340	21.0% ±3.5	26.7% ±0.1	24.8% ±<0.1
65 and over	1,251 ±242	15.8% ±2.4	18.5% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $71,805 ±$8,062, and income per person $33,008 ±$4,382, 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 Thompsonville CDP by income, ACS 2020–2024
Household income	Households	Share	Connecticut	United States
Under $25,000	629 ±221	20.1% ±6.8	12.9% ±0.3	14.6% ±<0.1
$25,000 to $49,999	553 ±199	17.7% ±6.1	13.7% ±0.3	16.7% ±<0.1
$50,000 to $74,999	450 ±184	14.4% ±5.7	13.3% ±0.3	15.5% ±<0.1
$75,000 to $99,999	663 ±262	21.2% ±8.1	11.9% ±0.3	12.6% ±<0.1
$100,000 to $149,999	532 ±176	17.0% ±5.4	17.7% ±0.3	17.5% ±<0.1
$150,000 to $199,999	81 to 255	2.6% to 8.1%	11.3% ±0.2	9.6% ±<0.1
$200,000 or more	69 to 205	4.4% ±2.1	19.2% ±0.3	13.4% ±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%.

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 Thompsonville CDP by age, ACS 2020–2024
Age	Below poverty	Rate	Connecticut	United States
All ages	1,447 ±641	18.7% ±7.9	10.0% ±0.2	12.5% ±0.1
Under 18	204 to 842	11.2% to 38.5%	13.0% ±0.5	16.1% ±0.1
18 to 59	686 ±262	16.8% ±5.9	9.4% ±0.3	11.6% ±0.1
60 and over	103 to 373	7.1% to 23.4%	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 Thompsonville CDP, ACS 2020–2024
Measure	Thompsonville CDP	Connecticut	United States
Housing units	3,423 ±265	1,541,822 ±276	143,775,355 ±10,234
Occupied	91.5% ±4.9	93.0% ±0.2	89.9% ±0.1
Vacant	3.5% to 13.5%	7.0% ±0.2	10.1% ±0.1
Owner occupied	40.3% ±4.6	66.5% ±0.4	65.2% ±0.3
Renter occupied	59.7% ±4.6	33.5% ±0.3	34.8% ±0.1
Median home value	$241,600 ±$16,727	$366,900 ±$1,621	$332,700 ±$236
Median gross rent	$1,404 ±$103	$1,488 ±$10	$1,413 ±$2
Median year built	1953 ±4	1967 ±1	1980 ±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%.

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 Thompsonville CDP by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Connecticut	United States
Hispanic or Latino	1,544 ±659	19.5% ±8.0	18.3% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	4,872 ±633	61.5% ±2.9	61.9% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	188 to 574	4.8% ±2.4	9.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	11 to 145	0.1% to 1.8%	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 57	0% to 0.7%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 52	0% to 0.7%	0.9% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	418 to 1,620	5.4% to 20.3%	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 Thompsonville CDP by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Connecticut	United States
Born in the state	3,798 ±755	47.9% ±7.6	53.3% ±0.3	57.3% ±<0.1
Born in another state	3,748 ±877	47.3% ±9.5	27.1% ±0.2	26.9% ±<0.1
Born a citizen outside the states	29 to 223	0.4% to 2.8%	3.9% ±0.1	1.7% ±<0.1
Born abroad	255 ±124	3.2% ±1.5	15.7% ±0.2	14.1% ±<0.1
Naturalized citizens	92 to 294	1.2% to 3.7%	8.7% ±0.1	7.4% ±<0.1
Not citizens	7 to 117	0.1% to 1.5%	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%.

Thompsonville CDP among the places and towns of Connecticut

129th 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 Thompsonville CDP in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Conning Towers-Nautilus Park CDP	8,460 ±724
Woodstock town	8,319 ±21
Litchfield town	8,260 ±48
New Milford CDP	8,188 ±1,057
Southwood Acres CDP	8,115 ±716
Thompsonville CDP	7,927 ±960
Middlebury town	7,807 ±43
Old Lyme town	7,679 ±18
Easton town	7,670 ±31
Cos Cob CDP	7,546 ±960
Thomaston town	7,492 ±27

Rankings this appears in

No. 2 Places in Connecticut by poverty rate
No. 13 Places in Connecticut by Hispanic or Latino share
No. 53 Places in Connecticut by median rent
No. 114 Places in Connecticut by median household income
No. 117 Places in Connecticut by foreign-born share
No. 119 Places in Connecticut by median age

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

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026