O Fallon, IL Population

Population: 21,910. Estimated population in July 2020: 25,155 (+14.8% change)
Males: 10,568 (48.2%), Females: 11,342 (51.8%)

St. Clair County

Zip code: 62269

Median resident age: 35.3 years
Median household income: $55,927
Median house value: $121,400

Races in O’Fallon:

  • White Non-Hispanic (81.4%)
  • Black (12.0%)
  • Hispanic (2.2%)
  • Two or more races (1.8%)
  • Other race (0.8%)
  • American Indian (0.7%)
  • Korean (0.7%)
  • Filipino (0.5%)

Ancestries: German (30.7%), Irish (12.6%), English (11.1%), United States (6.1%), French (5.2%), Italian (3.6%).

Elevation: 550 feet

Land area: 10.9 square miles

Population

For population 25 years and over in O’Fallon

  • High school or higher: 92.3%
  • Bachelor’s degree or higher: 38.7%
  • Graduate or professional degree: 17.0%
  • Unemployed: 4.0%
  • Mean travel time to work: 22.8 minutes

For population 15 years and over in O’Fallon city

  • Never married: 23.3%
  • Now married: 61.8%
  • Separated: 1.7%
  • Widowed: 4.0%
  • Divorced: 9.2%

3.7% Foreign born (2.1% Asia, 1.0% Europe, 0.5% Latin America).

Population change in the 1990s: +5,366 (+32.4%).

Hospitals

Hospitals/medical centers near O’Fallon:

  • ANDERSON HOSPITAL (about 10 miles; MARYVILLE, IL)
  • MEMORIAL HOSPITAL (about 10 miles; BELLEVILLE, IL)
  • ST ELIZABETH HOSPITAL (about 12 miles; BELLEVILLE, IL)

Airports

Airports certified for carrier operations nearest to O’Fallon:

  • SCOTT AFB/MIDAMERICA (about 7 miles; BELLEVILLE, IL; Abbreviation: BLV)
  • ST LOUIS REGIONAL (about 22 miles; ALTON/ST LOUIS, IL; Abbreviation: ALN)
  • LAMBERT-ST LOUIS INTL (about 32 miles; ST LOUIS, MO; Abbreviation: STL)
Other public-use airports nearest to O’Fallon:

  • ST LOUIS METRO-EAST/SHAFER FIELD (about 12 miles; ST JACOB, IL; Abbreviation: 3K6)
  • ST LOUIS DOWNTOWN (about 17 miles; CAHOKIA/ST LOUIS, IL; Abbreviation: CPS)
  • HIGHLAND-WINET (about 23 miles; HIGHLAND, IL; Abbreviation: H07)

Colleges and Universities

Colleges/universities with over 2000 students nearest to O’Fallon:

  • SOUTHWESTERN ILLINOIS COLLEGE (about 5 miles; BELLEVILLE, IL; Full-time enrollment: 7,333)
  • SOUTHERN ILLINOIS UNIVERSITY-EDWARDSVILLE (about 11 miles; EDWARDSVILLE, IL; Full-time enrollment: 10,038)
  • SAINT LOUIS UNIVERSITY-MAIN CAMPUS (about 22 miles; ST LOUIS, MO; Full-time enrollment: 10,286)
  • SAINT LOUIS COMMUNITY COLLEGE-FOREST PARK (about 25 miles; ST LOUIS, MO; Full-time enrollment: 3,441)
  • UNIVERSITY OF MISSOURI-ST LOUIS (about 28 miles; ST LOUIS, MO; Full-time enrollment: 9,715)
  • WASHINGTON UNIVERSITY (about 29 miles; ST LOUIS, MO; Full-time enrollment: 10,939)
  • SAINT LOUIS COMMUNITY COLLEGE-FLORISSANT VALLEY (about 30 miles; ST LOUIS, MO; Full-time enrollment: 3,749)
Private primary/middle schools in O’Fallon:

  • ST CLARE ELEMENTARY SCHOOL (Students: 406; Location: 214 WEST THIRD STREET; Grades: KG – 8)
  • DISCOVERY SCHOOL (Students: 172; Location: 810 OBERNUEFEMANN RD; Grades: PK – KG)

Libraries

Library in O’Fallon:

  • O’FALLON P.L. (Operating income: $521,785; Location: 120 CIVIC PLAZA; 52,435 books; 3,004 audio materials; 2,277 video materials; 1 serial subscriptions)

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