Demographics of Greenwich town, Connecticut

Greenwich town, Connecticut had 64,801 people on July 1, 2025, by the Census Bureau’s estimate: +1,465 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Greenwich town, in four figures

64,801
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 63,856 ±58.; +2.3%
Change since July 2020: +1,465 people.; 43.0 ±1.0
Median age: ACS 2020–⁠2024.; $206,130 ±$13,918
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.

Greenwich town, Connecticut's population grew 2.3% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Greenwich 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

Greenwich town, Connecticut's population grew 2.3% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Greenwich 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	63,336	100.0	100.0
2021	63,587	100.4	100.2
2022	63,809	100.7	100.7
2023	63,995	101.0	101.6
2024	64,642	102.1	102.5
2025	64,801	102.3	103.1

Population of Greenwich town, Connecticut on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	63,336	—
2021	63,587	+251
2022	63,809	+222
2023	63,995	+186
2024	64,642	+647
2025	64,801	+159

Age, 2020–2024

The median age is 43.0 ±1.0: for men 41.9 ±1.5 and for women 43.8 ±1.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Greenwich town by age, ACS 2020–2024
Age	People	Share	Connecticut	United States
Under 5	4,200 ±506	6.6% ±0.8	5.0% ±<0.1	5.6% ±<0.1
5 to 17	12,199 ±843	19.1% ±1.3	15.2% ±0.1	16.3% ±<0.1
18 to 24	4,121 ±601	6.5% ±0.9	9.3% ±0.1	9.1% ±<0.1
25 to 44	13,189 ±829	20.7% ±1.3	25.3% ±0.1	26.9% ±<0.1
45 to 64	18,175 ±905	28.5% ±1.4	26.7% ±0.1	24.8% ±<0.1
65 and over	11,972 ±711	18.7% ±1.1	18.5% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $206,130 ±$13,918, and income per person $137,685 ±$8,071, 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 Greenwich town by income, ACS 2020–2024
Household income	Households	Share	Connecticut	United States
Under $25,000	1,850 ±329	8.0% ±1.4	12.9% ±0.3	14.6% ±<0.1
$25,000 to $49,999	1,908 ±445	8.3% ±1.9	13.7% ±0.3	16.7% ±<0.1
$50,000 to $74,999	1,669 ±291	7.2% ±1.2	13.3% ±0.3	15.5% ±<0.1
$75,000 to $99,999	1,277 ±266	5.5% ±1.1	11.9% ±0.3	12.6% ±<0.1
$100,000 to $149,999	2,667 ±387	11.5% ±1.7	17.7% ±0.3	17.5% ±<0.1
$150,000 to $199,999	1,919 ±294	8.3% ±1.3	11.3% ±0.2	9.6% ±<0.1
$200,000 or more	11,804 ±506	51.1% ±1.8	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 Greenwich town by age, ACS 2020–2024
Age	Below poverty	Rate	Connecticut	United States
All ages	3,836 ±764	6.1% ±1.2	10.0% ±0.2	12.5% ±0.1
Under 18	1,157 ±394	7.1% ±2.4	13.0% ±0.5	16.1% ±0.1
18 to 59	1,810 ±474	5.9% ±1.5	9.4% ±0.3	11.6% ±0.1
60 and over	869 ±244	5.3% ±1.5	8.9% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in Greenwich town, ACS 2020–2024
Measure	Greenwich town	Connecticut	United States
Housing units	25,613 ±573	1,541,822 ±276	143,775,355 ±10,234
Occupied	90.2% ±0.9	93.0% ±0.2	89.9% ±0.1
Vacant	9.8% ±1.6	7.0% ±0.2	10.1% ±0.1
Owner occupied	70.0% ±1.7	66.5% ±0.4	65.2% ±0.3
Renter occupied	30.0% ±2.1	33.5% ±0.3	34.8% ±0.1
Median home value	$1,695,700 ±$76,335	$366,900 ±$1,621	$332,700 ±$236
Median gross rent	$2,674 ±$284	$1,488 ±$10	$1,413 ±$2
Median year built	1963 ±3	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 Greenwich town by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Connecticut	United States
Hispanic or Latino	9,184 ±1,193	14.4% ±1.9	18.3% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	43,771 ±1,290	68.5% ±2.0	61.9% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	1,626 ±799	2.5% ±1.3	9.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	4,465 ±668	7.0% ±1.0	4.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	3 to 97	< 0.1% to 0.2%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 32	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	453 to 2,089	0.7% to 3.3%	0.9% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	3,489 ±829	5.5% ±1.3	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 Greenwich town by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Connecticut	United States
Born in the state	18,793 ±977	29.4% ±1.5	53.3% ±0.3	57.3% ±<0.1
Born in another state	29,312 ±979	45.9% ±1.5	27.1% ±0.2	26.9% ±<0.1
Born a citizen outside the states	1,382 ±299	2.2% ±0.5	3.9% ±0.1	1.7% ±<0.1
Born abroad	14,369 ±1,092	22.5% ±1.7	15.7% ±0.2	14.1% ±<0.1
Naturalized citizens	7,714 ±750	12.1% ±1.2	8.7% ±0.1	7.4% ±<0.1
Not citizens	6,655 ±902	10.4% ±1.4	7.1% ±0.2	6.8% ±<0.1

Greenwich town among the places and towns of Connecticut

9th 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 Greenwich town in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Hartford city	121,127 ±49
Waterbury city	114,869 ±48
Norwalk city	92,187 ±70
Danbury city	87,263 ±40
New Britain city	74,223 ±58
Greenwich town	63,856 ±58
West Hartford CDP	63,620 ±37
Fairfield town	63,416 ±52
Bristol city	61,462 ±29
Hamden town	61,045 ±50
Meriden city	60,545 ±45

Elsewhere on the site

Reported crime in Greenwich town, Connecticut

Rankings this appears in

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