Population density (sq mi)1,24422891
Median age36.737.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)54%55%55%
Families w/ Kids under 1846%44%43%
Speak English95%77%79%
Speak Spanish2%13%13%

Key findings

  • The population density in Effingham is 446% higher than Illinois
  • The median age in Effingham is 2% lower than Illinois
  • In Effingham 96.24% of the population is White
  • In Effingham 0.96% of the population is Black
  • In Effingham 0.94% of the population is Asian

Compare Effingham, IL Demographics


      Effingham population breakdown by race

      American Indian0.09%0.23%0.82%
      Native Hawaiian0.09%0.03%0.18%
      Mixed race1.01%2.34%3.06%
      Other race0.66%5.86%4.75%
      In Effingham, 3.1% 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

      Effingham age breakdown

      Marital status

      Age of children in married couples

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