Living in O'Fallon, Illinois
Cost of living, income, home prices, rent and demographics of O'Fallon · Census data 2020–2024
O'Fallon has 32,262 residents with a median age of 37.8. The median household income is $105,982 (27% higher than the Illinois median), the median home value is $295,700, the median rent is $1,332/month.
O'Fallon at a glance
- Population
- 32,262
- Median age
- 37.8State: 39
- Median household income
- $105,982State: $83,390
- Median home value
- $295,700State: $263,300
- Median rent
- $1,332/moState: $1,274
- Homeowners
- 70.2%
- Bachelor's degree or higher
- 52.4%
- Average commute
- 25 min
Is O'Fallon a good place to live?
Pros: Median household income 27% higher than the Illinois median; an average commute of 25 minutes; unemployment of 3.7%; a poverty rate of 6.2%.
Cons: Home values 12% higher than the state median.
The weather is best in April–May and September–October.
Cost of living in O'Fallon
Housing is the biggest part of the cost of living. In O'Fallon the median home value is $295,700, 11% lower than the U.S. median. Renters pay a median of $1,332 per month, which is 28.4% of household income. Homeowners with a mortgage pay $2,105 a month in housing costs.
O'Fallon median household income
The median household income in O'Fallon is $105,982 and the income per person is $54,265. 6.2% of residents live below the poverty line (Illinois: 11.8%).
Housing in O'Fallon: homes for sale and rent
- Housing units
- 13,530
- Owner-occupied
- 70.2%
- Renter-occupied
- 29.8%
- Vacant
- 5.3%Includes seasonal homes
- Median year built
- 1997
- Average household size
- 2.52
O'Fallon demographics
- Population
- 32,262
- Median age
- 37.8
- Under 18
- 26.2%
- 65 and older
- 16.7%
- Households
- 12,816
- Foreign-born
- 3.8%
- Veterans
- 20.2%Adults 18+
Hispanic or Latino can be of any race. Population history of O'Fallon ›
Education in O'Fallon
52.4% of adults 25 and older in O'Fallon have a bachelor's degree or higher (Illinois: 37.8%), and 23.4% have a graduate or professional degree.
Jobs and commute in O'Fallon
- Unemployment rate
- 3.7%State: 5.8%
- Average commute
- 25 minState: 28 min
- Work from home
- 20.4%
- Drive alone
- 70.5%
- Public transit
- 0.5%
- Walk to work
- 2.2%
- Homes with broadband
- 94.5%
O'Fallon vs nearby towns
| Town | Population | Median income | Home value | Rent |
|---|---|---|---|---|
| O'Fallon | 32,262 | $105,982 | $295,700 | $1,332 |
| Shiloh | 14,572 | $99,573 | $274,000 | $1,187 |
| Fairview Heights | 16,745 | $80,930 | $177,700 | $1,174 |
| Swansea | 14,710 | $91,587 | $223,600 | $1,137 |
| Scott AFB | 3,957 | $103,390 | — | $1,610 |
| Lebanon | 4,474 | $88,750 | $170,700 | $1,091 |
| Caseyville | 4,130 | $60,669 | $96,800 | $1,122 |
| Belleville | 41,370 | $63,535 | $141,300 | $1,019 |
| Collinsville | 24,031 | $67,612 | $163,600 | $1,038 |
More for people moving to O'Fallon
O'Fallon ZIP code ›Weather and climate ›Living in O'Fallon: FAQ
What is the median household income in O'Fallon, IL?
The median household income in O'Fallon is $105,982, 27% higher than the Illinois median of $83,390 (U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024).
What is the average home price in O'Fallon?
The median home value in O'Fallon is $295,700, compared with $263,300 in Illinois.
How much is rent in O'Fallon?
The median gross rent in O'Fallon is $1,332 per month, about 28.4% of household income.
Is O'Fallon, IL a good place to live?
Pluses: median household income 27% higher than the Illinois median; an average commute of 25 minutes; unemployment of 3.7%; a poverty rate of 6.2%. Minuses: home values 12% higher than the state median.
What is the median age in O'Fallon?
The median age in O'Fallon is 37.8 years (Illinois: 39).
How long is the commute in O'Fallon?
The average commute to work in O'Fallon is 25 minutes; 20.4% of workers work from home.
What is the unemployment rate in O'Fallon?
The unemployment rate in O'Fallon is 3.7% (U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024).
How educated is O'Fallon?
52.4% of adults in O'Fallon have a bachelor's degree or higher.
Source: U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024 (margins of error apply, especially in small towns). Figures are in 2024 dollars.
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