Gillespie demographics profile

Population density (sq mi)2,23822291
Median age42.737.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)58%55%55%
Speak English98%77%79%
Speak Spanish0%13%13%
Gillespie, IL has a population of 3,323 and is the 8,302nd largest city in the United States. The population density is 2,238 per sq mi which is 907% higher than the Illinois average and 2371% higher than the national average. The median age in Gillespie is 43 which is approximately 14% higher than the Illinois average of 37. In Gillespie, 58% of the population over 15 years of age are married, 98% speak English and 0% speak Spanish. 82% of Gillespie residents were born in Illinois, 17% were born out of state, 0% were born outside of the United States and 1% were foreign born.

Did you know?

  • The population density in Gillespie is 907% higher than Illinois.
  • The median age in Gillespie is 14% higher than Illinois.
  • In Gillespie 96.00% of the population is Caucasian.
  • In Gillespie 0.00% of the population is African American.
  • In Gillespie 2.68% of the population is Asian.

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Gillespie population breakdown by race

African American0.00%14.30%12.63%
American Indian0.00%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race0.99%2.34%3.06%
Other race0.33%5.86%4.75%
In Gillespie, 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.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Gillespie age breakdown

Marital status

Age of children in married couples

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