Derby demographics profile

Population density (sq mi)2,3273591
Median age35.436.237.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)65%59%55%
Families w/ Kids under 1846%45%43%
Speak English97%89%79%
Speak Spanish1%8%13%
Derby, KS has a population of 23,847 and is the 1,835th largest city in the United States. The population density is 2,327 per sq mi which is 6534% higher than the Kansas average and 2469% higher than the national average. The median age in Derby is 35 which is approximately 2% lower than the Kansas average of 36. In Derby, 65% of the population over 15 years of age are married, 97% speak English and 1% speak Spanish. 56% of Derby residents were born in Kansas, 40% were born out of state, 2% were born outside of the United States and 3% were foreign born.
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Did you know?

  • The population density in Derby is 6534% higher than Kansas.
  • The median age in Derby is 2% lower than Kansas.
  • In Derby 89.39% of the population is White.
  • In Derby 3.82% of the population is Black or African American.
  • In Derby 2.21% of the population is Asian.

Compare Derby, KS Demographics To Other Cities

Derby population breakdown by race

Black or African American3.82%5.79%12.63%
American Indian0.12%0.82%0.82%
Native Hawaiian0.00%0.06%0.18%
Mixed race3.78%3.31%3.06%
Other race0.68%2.15%4.75%
In Derby, 5.3% 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, KS demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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