Connecticut · Census place 0973000

Stamford, Connecticut

Stamford is a city in Western Connecticut Planning Region, Connecticut with an estimated 139,134 residents on July 1, 2024. It is the 2nd largest of 27 incorporated places of 1,000+ people in the state.

Population 2024
139,134
#2 of 27 in Connecticut
Change since 2020
+2.7%
+3,660 people
Land area
37.6 sq mi
+ 14.40 sq mi water
Density
3,697 / sq mi
State median 3,189
Orange pin: Stamford. Shaded: its county. Dark pin: Hartford.

Stamford population, 2020 to 2024

Stamford added 3,660 residents from July 2020 to July 2024, a change of +2.7%. In the latest year it moved by +1,556. Among 21 Connecticut places of 5,000 or more, that growth ranks 10th; the median place changed by +2.6%. The median place of 5,000+ in Connecticut has 55,379 people, so Stamford is 2.5 times that size.

135.5k2020136.8k2021136.7k2022137.6k2023139.1k2024
July 1 estimates. The April 2020 estimates base was 135,453. The axis starts above zero so yearly changes are visible.

Stamford covers 37.63 square miles of land and 14.40 of water, for 3,697 people per square mile of land. The median Connecticut place of 5,000+ has 3,189, so Stamford is denser than the typical town.

What county Stamford is in

All of Stamford's residents live in Western Connecticut Planning Region, which had 637,013 residents in 2024. Stamford holds 21.8% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Stamford

6 ZIP Code Tabulation Areas (ZCTAs) overlap Stamford by at least 10% of the ZCTA's or the city's land: 06901, 06902, 06903, 06905, 06906, 06907. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Stamford is

The Census internal point of Stamford is at 41.079600, -73.546100. Hartford, the capital, is 65.1 miles NE in a straight line. The nearest larger place is Yonkers, NY (211,040 people), 19.1 miles away. The ground at the internal point is about 55 m (180 ft) above sea level.

Internal point

Decimal
41.079600, -73.546100
DMS
41°04'46.56"N 73°32'45.96"W
UTM
18N 622129.8E 4548611.8N
Geohash
dr79wqm65
Plus code
87H83FH3+RH
Time zone
America/New_York

Daylight in Stamford

At 41.08° N, Stamford gets about 15 h 08 min of daylight around the June solstice and 9 h 13 min around the December solstice, a swing of 5 h 55 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026. Month-by-month sunrise and sunset times are on the Stamford daylight page.

Places near Stamford

The eight nearest incorporated places of 1,000+ in Connecticut, measured between internal points. The closest is Norwalk, 6.6 miles away, with 93,661 people.

Questions people ask

What is the population of Stamford, CT?

139,134 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 3,660 (2.7%) from 135,474 in July 2020.

What county is Stamford in?

Western Connecticut Planning Region. All of its residents live in that county.

What ZIP codes cover Stamford?

6 ZIP Code Tabulation Areas overlap it by at least 10% of either area: 06901, 06902, 06903, 06905, 06906, 06907.

How far is Stamford from Hartford?

65.1 miles (104.8 km) in a straight line, heading NE from Stamford.

What is the nearest larger city to Stamford?

Yonkers, NY, with 211,040 residents, 19.1 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)
  5. 05Open-Meteo forecast API (time zone and Copernicus GLO-90 elevation) (last verified 2026-09-30)

How every number is computed: methodology. Spotted a wrong figure? Report an error.