O'Fallon
ILSt. Clair County, Illinois
Population 257K |Median income $68,915 |3 hospitals
Population
256,791
St. Clair County
Median Income
$68,915
+9% vs avg
Median Home Value
$158,500
-19% vs avg
Median Age
39.4
years
10-Year Trends 2013–2023
20132023
Population
255K-5%
Median Income
$70,178+39%
Median Home Value
$168,800+36%
Poverty Rate
13.6%-23%
Unemployment
5.5%-41%
Economics
Median Rent $1,002/mo
Poverty Rate
13.8% -4% vs avg
Unemployment 5.5%
Bachelor's Degree+ 30.4%
Work From Home 9.2%
Public Transit 1.9%
Demographics
White 61.9%
African American 28.3%
Hispanic or Latino 4.5%
Other / Multiethnic 3.7%
Asian 1.6%
Health Profile 15 measures
Health Indicators
High Blood Pressure
39%
Obesity
38.8%
Short Sleep Duration
37.8%
Physical Inactivity
25%
Binge Drinking
17.1%
Frequent Mental Distress
16.9%
Current Smoking
14.2%
Frequent Physical Distress
13.2%
Diabetes
13.1%
Current Asthma
11.1%
Preventive Care
Dental Visit 62.7%
Annual Checkup 80.2%
Other Measures
Lack of Health Insurance
7.8%
Coronary Heart Disease
6.5%
Stroke
3.8%
Public Safety 2022 data
Violent Crime Rate
294 per 100k
-17% vs avg Avg: 355
Property Crime Rate
1839 per 100k
-7% vs avg Avg: 1,985
Offenses by Type (per 100k residents)
Aggravated Assault
166.1
Homicide
9.5
Robbery
118.5
Burglary
220.2
Larceny-Theft
1289.2
Motor Vehicle Theft
329.5
Source: FBI Crime Data Explorer, UCR Summary (2022). State-level rates applied to county.
Hospitals 3 total
Rating Distribution
★★★★★ 0
★★★★ 2
★★★ 0
★★ 0
★ 0
Average Rating
4/5
Total Hospitals
3
With ER
2
MEMORIAL HOSPITAL
BELLEVILLE · Acute Care Hospitals · ER
★★★★☆
HSHS ST ELIZABETH'S HOSPITAL
O FALLON · Acute Care Hospitals · ER
★★★★☆
Alerts & News — O'Fallon Area 2
Nearby Cities 8
Data Sources
All data on this page comes from official U.S. government sources. Demographics and economic data from the Census Bureau American Community Survey (2022 5-year estimates). Health data from the CDC PLACES program (2023). Hospital ratings from CMS Hospital Compare (2024). Data is county-level (St. Clair County) as the smallest consistent geographic unit across all sources.