Derby demographics profile

Population density (sq mi)2,52364891
Median age39.040.637.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)49%54%55%
Speak English72%78%79%
Speak Spanish15%12%13%
Derby, CT has a population of 12,755 and is the 3,257th largest city in the United States. The population density is 2,523 per sq mi which is 290% higher than the Connecticut average and 2685% higher than the national average. The median age in Derby is 39 which is approximately 4% lower than the Connecticut average of 41. In Derby, 49% of the population over 15 years of age are married, 72% speak English and 15% speak Spanish. 65% of Derby residents were born in Connecticut, 15% were born out of state, 1% were born outside of the United States and 18% were foreign born.

Did you know?

  • The population density in Derby is 290% higher than Connecticut.
  • The median age in Derby is 4% lower than Connecticut.
  • In Derby 77.41% of the population is Caucasian.
  • In Derby 6.42% of the population is African American.
  • In Derby 3.76% of the population is Asian.

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Derby population breakdown by race

African American6.42%10.39%12.63%
American Indian0.09%0.26%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race4.12%2.98%3.06%
Other race8.19%4.95%4.75%
In Derby, 25.4% 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

Derby age breakdown

Marital status

Age of children in married couples

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