Population density (sq mi)1,21622891
Median age33.737.437.7
Male/Female ratio1.1:11.0:11.0:1
Married (15yrs & older)75%55%55%
Families w/ Kids under 1858%44%43%
Speak English98%77%79%
Speak Spanish2%13%13%

Key findings

  • The population density in Grantfork is 433% higher than Illinois
  • The median age in Grantfork is 10% lower than Illinois
  • In Grantfork 98.06% of the population is White
  • In Grantfork 0.00% of the population is Black
  • In Grantfork 0.56% of the population is Asian

Compare Grantfork, IL Demographics


      Grantfork population breakdown by race

      American Indian0.00%0.23%0.82%
      Native Hawaiian0.00%0.03%0.18%
      Mixed race1.39%2.34%3.06%
      Other race0.00%5.86%4.75%
      In Grantfork, 1.1% 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

      Grantfork age breakdown

      Marital status

      Age of children in married couples

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