Population density (sq mi)1,2945691
Median age30.936.437.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)51%56%55%
Families w/ Kids under 1851%45%43%
Speak English57%83%79%
Speak Spanish42%12%13%

Key findings

  • The population density in Olathe is 2211% higher than Colorado
  • The median age in Olathe is 15% lower than Colorado
  • In Olathe 98.56% of the population is White
  • In Olathe 0.37% of the population is Black
  • In Olathe 0.00% of the population is Asian

Compare Olathe, CO Demographics


      Olathe population breakdown by race

      American Indian0.91%0.94%0.82%
      Native Hawaiian0.00%0.14%0.18%
      Mixed race0.16%3.43%3.06%
      Other race0.00%4.18%4.75%
      In Olathe, 57.9% 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.

      Household income distribution

      Place of birth by citizenship

      Olathe age breakdown

      Marital status

      Age of children in married couples

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