Average Rent in Warren County, IL↑ Rents rising 7.8% YoY🔻 5th cheapest in IL

Warren County, IL has rental prices ranging from $597/month to $1,445/month in 2025, depending on unit size. The typical 1-bedroom apartment rents for $663/month — 53% below the national average of $1,400/month. With a median household income of $64,650/year, spending $663/month on a 1-bedroom represents 12% of gross income — within the recommended 30% threshold.

How Warren County Compares

With an average 2-bedroom rent of $870/month, Warren County ranks #83 most expensive of the 87 cities tracked in Illinois — more affordable than 88% of all US cities in our data.

The Warren County Rental Market

The Warren County, IL area has a population of about 16,576 and 22% of households renting rather than owning. That renter share runs below the US average of ~34%, a more homeowner-heavy market where rental inventory can be limited.

Rent Trends

2-bedroom rents in Warren County, IL have risen by $63/month (7.8%) over the past year, from $807 to $870. This modest growth is consistent with broader inflationary trends seen across US rental markets.

Affordability

To afford a 1-bedroom apartment in Warren County, IL without exceeding the 30% housing cost guideline, a renter needs an annual income of approximately $26,520. The local median household income of $64,650 exceeds that threshold by $38,130, making Warren County relatively accessible compared to local wages.

Economy & Jobs

Warren County, IL has an unemployment rate of 3.7%, 0.2 percentage points below the national average of 3.9%. Strong employment conditions typically sustain rental demand, as workers relocate to the area and local residents maintain stable housing.

Is Warren County, IL Affordable?

Income needed to rent or buy, price history, and how this city compares to nearby metros.

Rent or Buy in Warren County?

Break-even analysis and mortgage estimates based on local market data.

Living in Warren County

Cost of living, job market, crime rates, and moving cost estimates.