Stamford demographics profile

Population density (sq mi)3,38764891
Median age36.440.637.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)53%54%55%
Families w/ Kids under 1847%43%43%
Speak English58%78%79%
Speak Spanish23%12%13%
Stamford, CT has a population of 127,410 and is the 219th largest city in the United States. The population density is 3,387 per sq mi which is 423% higher than the Connecticut average and 3638% higher than the national average. The median age in Stamford is 36 which is approximately 10% lower than the Connecticut average of 41. In Stamford, 53% of the population over 15 years of age are married, 58% speak English and 23% speak Spanish. 36% of Stamford residents were born in Connecticut, 28% were born out of state, 2% were born outside of the United States and 33% were foreign born.

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Did you know?

  • The population density in Stamford is 423% higher than Connecticut.
  • The median age in Stamford is 10% lower than Connecticut.
  • In Stamford 62.34% of the population is White.
  • In Stamford 15.00% of the population is Black or African American.
  • In Stamford 8.16% of the population is Asian.

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Stamford population breakdown by race

Black or African American15.00%10.39%12.63%
American Indian0.16%0.26%0.82%
Native Hawaiian0.02%0.03%0.18%
Mixed race2.89%2.98%3.06%
Other race11.43%4.95%4.75%
In Stamford, 26.5% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Stamford age breakdown

Marital status

Age of children in married couples

Source: The Stamford, CT demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).