Population density (sq mi)1,1405791
Median age47.038.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)65%60%55%
Families w/ Kids under 1839%44%43%
Speak English95%92%79%
Speak Spanish4%4%13%

Key findings

  • The population density in Harlan is 1900% higher than Iowa
  • The median age in Harlan is 24% higher than Iowa
  • In Harlan 91.65% of the population is White
  • In Harlan 0.94% of the population is Black
  • In Harlan 0.62% of the population is Asian

Compare Harlan, IA Demographics


      Harlan population breakdown by race

      American Indian0.12%0.32%0.82%
      Native Hawaiian0.00%0.08%0.18%
      Mixed race2.66%1.97%3.06%
      Other race4.01%1.27%4.75%
      In Harlan, 5.0% 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

      Harlan age breakdown

      Marital status

      Age of children in married couples

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