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Population Review

Stamford, Connecticut Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates

The population of Stamford, Connecticut is 135,806 as of the 2023 American Community Survey, making it the 2nd-largest city in Connecticut. The median household income is $107,474, the median home value is $614,300, and the median age is 38.2.

The population has grown 13.3% since 2010 (122,781 → 139,134).

135,806

Population

3609

People / sq mi

$107,474

Median Income

$614,300

Median Home Value

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Stamford covers 37.6 sq mi of land at 3609 people per square mile.

About Stamford, CT

Homeownership is the standout figure in Stamford: 47.6% of homes are owner-occupied, lower than the national rate. With 135,806 residents, Stamford is a city in Connecticut. It is the #2-largest of all cities in Connecticut nationally.

Households take in a median $107,474, comfortably above the US median of $78,538. Poverty runs at 6.4%, below the national 12.4%. Home values run above average at $614,300, with typical rent around $2,207.

Educational attainment is on the higher side for US cities — 51.7% of adults hold a four-year degree, above the national 35.0%. Remote work is on the higher side at 16.8%, above the national 14.0%, and the average commute runs about 28 minutes each way.

Stamford city Population History (2010-2024)

The city of Stamford city had a population of 122,781 in 2010 and 139,134 in 2024, a 13.3% growth over 14 years. The peak was 139,134 in 2024. Average annual growth rate: 0.90%.

2024 · 139K20102024
Stamford city population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

139,134

Population (2024)

122,781

Population (2010)

139,134

Peak (2024)

0.90%

Avg Annual Growth

YearPopulation
2010122,781
2011123,988
2012125,046
2013126,306
2014127,951
2015128,352
2016128,974
2017129,880
2018129,806
2019129,638
2020135,474
2021136,837
2022136,721
2023137,578
2024139,134

Race & Ethnicity

White49.1%
Black or African American19.9%
Asian0.0%
Hispanic or Latino (any race)1.3%
Two or More Races0.0%

Economy & Income

$107,474

Median Household Income

$64,382

Per Capita Income

6.4%

Poverty Rate

3.5%

Unemployment Rate

Housing

$614,300

Median Home Value

$2,207

Median Rent

47.6%

Owner-Occupied

Education

88.4%

High School+

51.7%

Bachelor's+

Commute

9.6%

Drive Alone

59.1%

Public Transit

16.8%

Work From Home

27.9 min

Avg Commute

Community Profile

30.0%

Foreign Born

58.7%

Non-English at Home

2.2%

Veterans

10.2%

With Disability

90.8%

Health Insurance

95.7%

Internet Access

Employment by Industry

Professional, Scientific & Management21.9%
Finance, Insurance & Real Estate18.4%
Information11.8%
Manufacturing7.3%
Education, Health Care & Social Services7.1%
Construction6.1%
Arts, Entertainment & Food Services5.7%
Retail Trade4.0%
Transportation & Warehousing3.5%
Public Administration1.9%
Agriculture & Mining0.2%

Largest cities in Connecticut

Largest counties in Connecticut

Part of Connecticut

Metro areas in Connecticut

City rankings

Frequently Asked Questions

Stamford, Connecticut has a population of 135,806 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 2nd-largest city in Connecticut.

The median household income in Stamford, Connecticut is $107,474, with 6.4% of residents living below the federal poverty level.

The median home value in Stamford, Connecticut is $614,300, with median monthly rent at $2,207 and a homeownership rate of 47.6%.

The median age in Stamford, Connecticut is 38.2 years. The population is 48.7% male and 51.3% female.

The population has grown 13.3% since 2010 (122,781 → 139,134).


Stamford city, CT Climate

Stamford city, CT has an average annual temperature of 11.1°C (52°F) and receives about 1215 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.

11.1°C

Avg Temp

1215

Precip (mm/yr)

Jul

Hottest Month

Jan

Coldest Month

-10°0°10°20°30°113mmJFMAMJJASOND
Avg temp (°C) Precipitation (mm)
Stamford city, CT — monthly temperature & precipitation (1970–2000 normals) · Source: WorldClim 2.1
MonthAvg (°C/°F)Precip
January-2° / 29°96 mm
February0° / 31°80 mm
March4° / 40°109 mm
April10° / 49°109 mm
May15° / 60°113 mm
June20° / 69°95 mm
July24° / 74°97 mm
August23° / 73°105 mm
September19° / 65°105 mm
October12° / 54°99 mm
November7° / 45°107 mm
December2° / 35°100 mm

1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.

Best time to visit Stamford city, CT

The most comfortable months to visit Stamford city, CT are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -6°C low). May is usually the wettest month.

JuneAugustJuly

Where to stay near Stamford

Visiting or relocating to Stamford, CT? Compare hotels and short-term rentals across the metro — live availability and prices.

Top-rated places to stay near Stamford

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Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.