Demographics of Griswold town, Connecticut

Griswold town, Connecticut had 11,690 people on July 1, 2025, by the Census Bureau’s estimate: +269 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Griswold town, in four figures

11,690
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 11,530 ±23.; +2.4%
Change since July 2020: +269 people.; 48.1 ±3.9
Median age: ACS 2020–⁠2024.; $78,719 ±$11,234
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.

Griswold town, Connecticut's population grew 2.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Griswold 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).

Source: The Census Bureau

About this chart

The figures

Griswold town, Connecticut's population grew 2.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Griswold 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	11,421	100.0	100.0
2021	11,437	100.1	100.2
2022	11,466	100.4	100.7
2023	11,639	101.9	101.6
2024	11,690	102.4	102.5
2025	11,690	102.4	103.1

Population of Griswold town, Connecticut on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	11,421	—
2021	11,437	+16
2022	11,466	+29
2023	11,639	+173
2024	11,690	+51
2025	11,690	0

Age, 2020–2024

The median age is 48.1 ±3.9: for men 46.9 ±4.9 and for women 48.8 ±4.2. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Griswold town by age, ACS 2020–2024
Age	People	Share	Connecticut	United States
Under 5	363 ±151	3.1% ±1.3	5.0% ±<0.1	5.6% ±<0.1
5 to 17	1,768 ±395	15.3% ±3.4	15.2% ±0.1	16.3% ±<0.1
18 to 24	944 ±316	8.2% ±2.7	9.3% ±0.1	9.1% ±<0.1
25 to 44	2,290 ±366	19.9% ±3.2	25.3% ±0.1	26.9% ±<0.1
45 to 64	4,117 ±582	35.7% ±5.0	26.7% ±0.1	24.8% ±<0.1
65 and over	2,048 ±399	17.8% ±3.5	18.5% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $78,719 ±$11,234, and income per person $40,179 ±$3,525, 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 Griswold town by income, ACS 2020–2024
Household income	Households	Share	Connecticut	United States
Under $25,000	304 ±130	6.2% ±2.6	12.9% ±0.3	14.6% ±<0.1
$25,000 to $49,999	830 ±273	17.0% ±5.5	13.7% ±0.3	16.7% ±<0.1
$50,000 to $74,999	1,164 ±382	23.8% ±7.7	13.3% ±0.3	15.5% ±<0.1
$75,000 to $99,999	801 ±234	16.4% ±4.7	11.9% ±0.3	12.6% ±<0.1
$100,000 to $149,999	860 ±267	17.6% ±5.3	17.7% ±0.3	17.5% ±<0.1
$150,000 to $199,999	631 ±239	12.9% ±4.8	11.3% ±0.2	9.6% ±<0.1
$200,000 or more	300 ±143	6.1% ±2.9	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 Griswold town by age, ACS 2020–2024
Age	Below poverty	Rate	Connecticut	United States
All ages	881 ±367	7.6% ±3.2	10.0% ±0.2	12.5% ±0.1
Under 18	23 to 199	1.2% to 9.2%	13.0% ±0.5	16.1% ±0.1
18 to 59	269 to 811	4.3% to 12.8%	9.4% ±0.3	11.6% ±0.1
60 and over	81 to 379	2.8% to 12.1%	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 Griswold town, ACS 2020–2024
Measure	Griswold town	Connecticut	United States
Housing units	5,173 ±360	1,541,822 ±276	143,775,355 ±10,234
Occupied	94.5% ±8.8	93.0% ±0.2	89.9% ±0.1
Vacant	2.3% to 8.6%	7.0% ±0.2	10.1% ±0.1
Owner occupied	73.3% ±4.7	66.5% ±0.4	65.2% ±0.3
Renter occupied	26.7% ±5.0	33.5% ±0.3	34.8% ±0.1
Median home value	$275,900 ±$42,202	$366,900 ±$1,621	$332,700 ±$236
Median gross rent	$1,177 ±$65	$1,488 ±$10	$1,413 ±$2
Median year built	1977 ±3	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 Griswold town by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Connecticut	United States
Hispanic or Latino	553 ±253	4.8% ±2.2	18.3% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	9,964 ±478	86.4% ±4.1	61.9% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	0 to 55	0% to 0.5%	9.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	0 to 510	0% to 4.4%	4.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	45 to 231	0.4% to 2.0%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 21	0% to 0.2%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 21	0% to 0.2%	0.9% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	600 ±268	5.2% ±2.3	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 Griswold town by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Connecticut	United States
Born in the state	7,891 ±599	68.4% ±5.2	53.3% ±0.3	57.3% ±<0.1
Born in another state	3,035 ±562	26.3% ±4.9	27.1% ±0.2	26.9% ±<0.1
Born a citizen outside the states	48 to 246	0.4% to 2.1%	3.9% ±0.1	1.7% ±<0.1
Born abroad	179 to 735	1.6% to 6.4%	15.7% ±0.2	14.1% ±<0.1
Naturalized citizens	63 to 431	0.5% to 3.7%	8.7% ±0.1	7.4% ±<0.1
Not citizens	15 to 405	0.1% to 3.5%	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%.

Griswold town among the places and towns of Connecticut

95th 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 Griswold town in population, ACS 2020–2024
Place	ACS 2020–⁠2024
East Hampton town	12,925 ±21
Windsor Locks CDP	12,579 ±46
Derby city	12,487 ±33
Coventry town	12,326 ±25
Plymouth town	11,746 ±40
Griswold town	11,530 ±23
Stafford town	11,511 ±49
Bethel CDP	11,404 ±666
East Windsor town	11,213 ±41
Granby town	11,184 ±36
Old Saybrook town	10,575 ±20

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