Olney demographics profile

StatisticOlneyIllinoisNational
Population8,93112,851,684318,558,162
Population density (sq mi)1,24622291
Median age41.737.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)58%55%55%
Families w/ Kids under 1841%44%43%
Speak English97%77%79%
Speak Spanish1%13%13%
Olney, IL has a population of 8,931 and is the 4,296th largest city in the United States. The population density is 1,246 per sq mi which is 461% higher than the Illinois average and 1276% higher than the national average. The median age in Olney is 42 which is approximately 11% higher than the Illinois average of 37. In Olney, 58% of the population over 15 years of age are married, 97% speak English and 1% speak Spanish. 76% of Olney residents were born in Illinois, 22% were born out of state, 0% were born outside of the United States and 2% were foreign born.

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Did you know?

  • The population density in Olney is 461% higher than Illinois.
  • The median age in Olney is 11% higher than Illinois.
  • In Olney 96.56% of the population is White.
  • In Olney 0.87% of the population is Black or African American.
  • In Olney 0.90% of the population is Asian.

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Compare Olney, IL Demographics To Other Cities

Olney population breakdown by race

RaceOlneyIllinoisNational
White96.56%72.14%73.35%
Black or African American0.87%14.30%12.63%
Asian0.90%5.10%5.22%
American Indian0.44%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race1.23%2.34%3.06%
Other race0.00%5.86%4.75%
In Olney, 1.5% 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

Olney age breakdown

Marital status

Age of children in married couples

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