Homes & Apartments for Rent in Saint Clair County, IL

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What to Know About

Life in Saint Clair County & Beyond

Saint Clair County shares many of the great qualities that make Illinois a desirable place to live.

Illinois is known for its rich cultural heritage, lively urban centers, and beautiful countryside landscapes. Explore the state's cultural heritage by visiting renowned museums such as the Lincoln Presidential Library and Museum, the Field Museum of Natural History, the Museum of Science and Industry, and the Art Institute of Chicago. The state also has a thriving theater and art scene, including the renowned Steppenwolf Theatre Company in Chicago. Illinois is also home to respected universities like the University of Illinois at Urbana-Champaign and Northwestern University.

Outdoor enthusiasts will love the scenic beauty of the Shawnee National Forest and the adventure-filled trails of the Starved Rock State Park. Sports fans will be in their element in Illinois, cheering on the Chicago Bears (NFL), Chicago Blackhawks (NHL), Chicago Cubs (MLB), Chicago White Sox (MLB), and Chicago Bulls (NBA). Experience famous attractions like the Willis Tower, Navy Pier, and the Lincoln Park Zoo. Also, enjoy the musicals and plays at Broadway-in-Chicago, festivals throughout the summer months, and culinary tours of the local restaurants.

With its vibrant cultural scene, exciting entertainment options, and top-notch educational opportunities, Illinois offers a high quality of life, making it a great place to live.

Rental Market Trends

Saint Clair County, IL

As of April 2026, Saint Clair County's rental market is competitive, with strong renter demand causing quick leasing times for well-priced units. Saint Clair County's average rent is 37.7% ($654) lower than the Illinois average of $1,736 and 39.5% ($706) lower than the U.S. average of $1,788.

Average Rent
$1,082
Monthly ChangeMonth Over Month Change
Decreased2% ($22)
Yearly ChangeYear Over Year Change
Decreased5.7% ($66)
Avg. Days on MarketAverage Days on Market
35
Unit Type Average Rent Monthly ChangeMonth Over Month Change Yearly ChangeYear Over Year Change
1 Bed $902 Decreased1.7% ($16) Decreased0.8% ($7)
2 Beds $1,101 Decreased0.8% ($9) Decreased9.6% ($117)
3 Beds $1,383 Decreased4.5% ($65) Decreased7.2% ($108)
Cities within Saint Clair County Average Rent Avg. Rent vs. Saint ClairAverage Rent vs. Saint Clair County Avg. Days on MarketAverage Days on Market
East Saint Louis $1,200 Increased10.9% ($118) 33 days
Belleville $1,017 Decreased6% ($65) 37 days
O Fallon $1,264 Increased16.8% ($182) 35 days
Mascoutah $1,461 Increased35% ($379) 37 days
Fairview Heights $1,265 Increased16.9% ($183) 33 days
Rental market trends are calculated using listing data from RentalSource.
Frequently Asked Questions
Saint Clair County Rental Market FAQs

Explore rental prices, market trends, and availability in Saint Clair County, IL.

The average rent in Saint Clair County, IL is $1,082 per month.
Homes in Saint Clair County typically rent for between $631 and $1,798 per month, with an average of $1,082 per month.
In Saint Clair County, the average rent for a 1-bedroom home is $902 per month, for a 2-bedroom home, $1,101 per month, and a 3-bedroom home is $1,383 per month.
The average rent in Saint Clair County is 39.5% ($706) lower than the national average of $1,788 per month.
The average rent in Saint Clair County has decreased by 2.0% ($22) in the last month and decreased by 5.7% ($66) over the past year.
The rental market in Saint Clair County, IL, is currently competitive, with strong renter demand causing quick leasing times for well-priced units.
In Saint Clair County, IL, the average rental stays on the market for approximately 35 days. While most properties are rented within this timeframe, factors like seasonality, demand, and property type can affect how quickly a rental leases.
There are currently 116 rental properties available in Saint Clair County, IL.
Based on the current averages, a household would need an annual income of $44,040 to comfortably afford a 2-bedroom home in Saint Clair County.
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