Rental numbers for St. Clair County, IL
The typical home here runs -$402 a month at 7.78% with 25% down, breaking even at about 3.0%. 0 of 8 ZIP codes with full Zillow data in this county are cash-flow positive; the median gross yield is 7.9%.
- Gross yield
- 8.9%
- typical home, Zillow
- Median ZIP yield
- 7.9%
- 8 ZIPs with full data
- Cash flow
- -$402/mo
- at 7.78%, 25% down
- Typical price
- $179,000
- Zillow ZHVI, Aug 2026
- Typical rent
- $1,332/mo
- Zillow ZORI, Aug 2026
ZIP codes in St. Clair County
23 with published figures
| 62205East Saint Louis | $34,000 | $1,170* | 41.0% | 27.6% | +$602 | n/a |
| 62204East Saint Louis | $35,000 | $990* | 34.3% | 20.8% | +$413 | n/a |
| 62203East Saint Louis | $42,000 | $1,130* | 32.5% | 21.7% | +$529 | n/a |
| 62206Cahokia Heights | $53,000 | $1,288 | 29.4% | 18.7% | +$537 | n/a |
| 62207Cahokia Heights | $41,000 | $990* | 28.6% | 17.3% | +$374 | n/a |
| 62201East Saint Louis | $53,000 | $990* | 22.5% | 13.3% | +$302 | n/a |
| 62240Columbia | $81,000 | $1,180* | 17.5% | 9.8% | +$222 | n/a |
| 62257Marissa | $108,000 | $990* | 11.0% | 5.1% | -$120 | n/a |
| 62232Caseyville | $143,000 | $1,220* | 10.2% | 4.1% | -$278 | n/a |
| 62255Lenzburg | $119,000 | $1,000* | 10.1% | 4.9% | -$153 | n/a |
| 62239Dupo | $129,000 | $1,060* | 9.9% | 3.8% | -$282 | n/a |
| 62223Belleville | $182,000 | $1,393 | 9.2% | 3.8% | -$408 | n/a |
| 62264New Athens | $161,000 | $1,110* | 8.3% | 2.7% | -$503 | n/a |
| 62208Fairview Heights | $196,000 | $1,348 | 8.3% | 3.6% | -$470 | n/a |
| 62220Belleville | $153,000 | $1,032 | 8.1% | 3.0% | -$447 | +6.2% |
| 62226Belleville | $184,000 | $1,220 | 7.9% | 2.8% | -$562 | +2.5% |
| 62254Lebanon | $212,000 | $1,340* | 7.6% | 3.0% | -$615 | n/a |
| 62269O Fallon | $314,000 | $1,721 | 6.6% | 2.2% | -$1,107 | +7.6% |
| 62258Mascoutah | $263,000 | $1,369 | 6.3% | 1.8% | -$1,013 | n/a |
| 62221Belleville | $254,000 | $1,210 | 5.7% | 1.3% | -$1,091 | +5.3% |
| 62243Freeburg | $267,000 | $1,270* | 5.7% | 1.3% | -$1,160 | n/a |
| 62260Millstadt | $300,000 | $1,300* | 5.2% | 1.0% | -$1,357 | n/a |
| 62285Smithton | $313,000 | $990* | 3.8% | -0.5% | -$1,812 | n/a |
* HUD Fair Market Rent, 2 bedroom, where Zillow publishes no rent index. Conservative.
Trends
Five years to August 2026
- Price, 12 months
- +1.5%
- Rent, 12 months
- +4.1%
- Rent minus price growth
- +2.6 pts
- Property tax
- 2.03%
- effective rate, ACS 2024
Show the numbers
| Month | Typical value | Rent |
|---|---|---|
| Aug 2021 | $150,824 | $984 |
| Aug 2022 | $160,805 | $1,077 |
| Aug 2023 | $170,302 | $1,135 |
| Aug 2024 | $170,921 | $1,209 |
| Aug 2025 | $176,553 | $1,279 |
| Aug 2026 | $179,207 | $1,332 |
HUD Fair Market Rent
FY2027, St. Louis, MO-IL HUD Metro FMR Area
| Bedrooms | Studio | 1 bed | 2 bed | 3 bed | 4 bed |
|---|---|---|---|---|---|
| Fair Market Rent | $1,064 | $1,104 | $1,349 | $1,731 | $1,997 |
The 40th percentile gross rent for a standard unit, set by HUD each October and used for Section 8 payment standards. It runs below market rent; Zillow's index is shown above where it exists.
Supply
- Permits per 1,000 households
- 4.2
- 421 units, last 12 months
- National percentile
- 43th
- among US counties
Tools
Test a listing in St. Clair County against today's rate.
Open the calculatorPart of the St. Louis, MO metro.
Questions
- Is St. Clair County good for rental property?
- The typical home here runs -$402 a month at 7.78% with 25% down, breaking even at about 3.0%. 0 of 8 ZIP codes with full Zillow data in this county are cash-flow positive; the median gross yield is 7.9%. The figures use a typical home, 7.78% with 25% down and default costs shown on each ZIP page. They describe the market, not any one property.
- What is the property tax rate in St. Clair County?
- About 2.03% of value, from Census ACS median taxes paid over median home value. On a $179,000 home that is about $3,643 a year.
- What is Fair Market Rent in St. Clair County?
- HUD's FY2027 Fair Market Rent here is $1,104 for a 1-bedroom, $1,349 for a 2-bedroom and $1,731 for a 3-bedroom. Typical cash flow at today's rate is -$402 a month.
Sources and method
- Zillow Home Value Index (ZHVI), mid tier, smoothed and seasonally adjusted
Zillow Research. Read: 2026-08.
Typical home value by ZIP, county, metro and state, and the price trend.
- Zillow Observed Rent Index (ZORI), all homes plus multifamily, smoothed
Zillow Research. Read: 2026-08.
Typical market rent by ZIP, county and metro, and the rent trend (tier A pages).
- HUD Small Area Fair Market Rents, FY2026
US Department of Housing and Urban Development. Read: FY2026.
Rent by bedroom count for every ZIP. The rent used on tier B pages, and a reference on all pages. It is the 40th percentile gross rent, so it runs below market.
- HUD Fair Market Rents by county, FY2027
US Department of Housing and Urban Development. Read: FY2027.
County rent by bedroom count on county pages.
- American Community Survey 5-year estimates, 2020 to 2024 (B25103 median real estate taxes paid, B25077 median home value, B11001 households)
US Census Bureau. Read: 2020 to 2024.
Effective property tax rate (median taxes paid divided by median value) by ZIP code tabulation area, county and state; households for the permits ratio.
- Freddie Mac Primary Mortgage Market Survey, 30-year fixed (FRED series MORTGAGE30US)
Freddie Mac via the Federal Reserve Bank of St. Louis. Read: 2026-09-24.
The weekly 30-year rate. The site adds a disclosed investor premium to it for the loan payment.
- Building Permits Survey, county monthly files
US Census Bureau. Read: 2025-09 to 2026-08.
New housing units permitted in the last 12 months per 1,000 households, a supply-pressure signal.
Data: Zillow Research (ZHVI, ZORI), HUD, US Census Bureau, Freddie Mac. Every formula is on the methodology page.
Estimates from public data for a typical property. Not investment, tax or legal advice. Your property, financing and costs will differ.