O'fallon, Illinois Rental Market Trends
Any shifts in rent prices brought forth by the COVID-19 pandemic are not yet reflected in the statistics on this page. Please bear this in mind when referencing the data below, as it may not accurately describe the current context of the O'fallon, Illinois rental market.
O'fallon, Illinois
Average Apartment Rent
$1,804
Y-o-Y Change in Average
Apartment Rent
5.6%
As of May 2026
Compared to a year ago, O'fallon, Illinois apartments have recorded a 5.6% rent increase.
O'fallon, Illinois Average apartment rent trend
O'fallon, Illinois Average Apartment Rent
O'fallon, Illinois Apartment rent ranges
At 37.01%, apartments priced $1,500 - $2,000 represent the bulk of O'fallon, Illinois rentals, while condos priced $2,500 - $3,000 hold the lowest share of the market – 2.71%.
O'fallon, Illinois Housing tenure**
Renters take up 27% of O'fallon, Illinois real estate, occupying a total of 3,272 units, while homeowners live in 8,821 properties.
Median number of rooms of renter-occupied housing units**
4.2
Renter median household income**
$52,438
Average household size of renter-occupied housing units**
2
Rental vacancy rate**
4.9%
O'fallon, Illinois Renter-occupied housing units by no. of bedrooms**
There are 1,372 rentals in O'fallon, Illinois with 2 beds making up the highest share of the market, at 42%. Units with 5 or more beds, on the other hand, hold the lowest percentage (1%), amounting to 44 units. Overall, the median number of rooms in O'fallon, Illinois homes for rent is 4.2.
O'fallon, Illinois Renter-occupied units by age of householder**
Most condos for rent in O'fallon, Illinois are occupied by residents in the 25 - 34 years age group (29%), followed by those in the 45 - 54 years age group (19%). At the same time, people in the 60 - 64 years age group make up the lowest share of the local rental market – 2%.
O'fallon, Illinois Renter-occupied housing units by family type**
O'fallon, Illinois Renter-occupied housing units by the presence of own children**
A total of 1,467 apartments for rent in O'fallon, Illinois, or 45% of all rentals are family households. Additionally, 31% of rental homes include children under the age of 18 – that’s 1,004 units. All in all, the median size of a renter-occupied household in O'fallon, Illinois is 2.
O'fallon, Illinois Renter-occupied housing units by educational attainment**
In terms of education, renters holding bachelor degrees or higher make up 40% of the rental market. In contrast, residents with less than a high school degree reside in 6% of the homes for rent in O'fallon, Illinois.
O'fallon, Illinois Renter-occupied units by year structure built**
The highest share of O'fallon, Illinois apartment rentals, namely 23% or 758 units, were Built 2010 - 2019, followed by those Built 1980 - 1989 (19%, 610 units), and the ones Built 2000 - 2009 (16%, 531 units).
O'fallon, Illinois Renter-occupied units by year householder moved in**
Median year renter moved into unit 2017
Most O'fallon, Illinois renters (47%) moved in 2010 to 2017, while only 1% of them moved in 1989 or earlier. Overall, the median year renters have occupied their O'fallon, Illinois condos for rent is 2017.
O'fallon, Illinois Renter-occupied housing units by vehicles available**
When it comes to transportation options, 57% of O'fallon, Illinois renters have 1 vehicle available per household, 24% of them have 2 vehicles available, and 15% have No vehicle available.
O'fallon, Illinois Means of transportation to work of householders living in renter-occupied housing units**
O'fallon, Illinois Geographical mobility in the past year for householders living in renter-occupied housing units**
The rental statistics on this page were compiled using data provided by our sister company, Yardi Matrix, an apartment market intelligence solution which offers comprehensive information on all O'fallon, Illinois apartment buildings 50 units or larger. Yardi Matrix covers ~80% of the U.S. metro area population, including over 80,000 properties and 15.2 million apartments across 124 U.S. markets.
*Average single-family rent calculated from point2homes.com data.
**Data sourced from U.S. Census Bureau; American Community Survey, 2022 American Community Survey 5-Year Estimates
