Vandalia demographics profile

Population density (sq mi)82922291
Median age36.537.437.7
Male/Female ratio1.4:11.0:11.0:1
Married (15yrs & older)39%55%55%
Families w/ Kids under 1842%44%43%
Speak English95%77%79%
Speak Spanish3%13%13%
Vandalia, IL has a population of 6,758 and is the 5,307th largest city in the United States. The population density is 829 per sq mi which is 273% higher than the Illinois average and 815% higher than the national average. The median age in Vandalia is 37 which is approximately 2% lower than the Illinois average of 37. In Vandalia, 39% of the population over 15 years of age are married, 95% speak English and 3% speak Spanish. 82% of Vandalia residents were born in Illinois, 17% were born out of state, 0% were born outside of the United States and 1% were foreign born.

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Did you know?

  • The population density in Vandalia is 273% higher than Illinois.
  • The median age in Vandalia is 2% lower than Illinois.
  • In Vandalia 82.98% of the population is White.
  • In Vandalia 14.00% of the population is Black or African American.
  • In Vandalia 0.15% of the population is Asian.

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Vandalia population breakdown by race

Black or African American14.00%14.30%12.63%
American Indian0.00%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race1.85%2.34%3.06%
Other race1.02%5.86%4.75%
In Vandalia, 5.6% 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.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Vandalia age breakdown

Marital status

Age of children in married couples

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