StatisticCoal CityIllinoisNational
Population density (sq mi)1,08322891
Median age34.837.437.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)61%55%55%
Families w/ Kids under 1851%44%43%
Speak English94%77%79%
Speak Spanish5%13%13%

Key findings

  • The population density in Coal City is 375% higher than Illinois
  • The median age in Coal City is 7% lower than Illinois
  • In Coal City 95.22% of the population is White
  • In Coal City 2.48% of the population is Black
  • In Coal City 0.25% of the population is Asian

Compare Coal City, IL Demographics


      Coal City population breakdown by race

      RaceCoal CityIllinoisNational
      American Indian0.25%0.23%0.82%
      Native Hawaiian0.00%0.03%0.18%
      Mixed race1.81%2.34%3.06%
      Other race0.00%5.86%4.75%
      In Coal City, 3.6% 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

      Coal City age breakdown

      Marital status

      Age of children in married couples

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