A typical St. Clair home is worth roughly $253,000
Home prices around St. Clair have risen about 57% over the past 5 years.
What kind of housing town is St. Clair?
Read from the numbers below. The page puts what stands out first.
Home prices up 57% in 5 years
The federal house price index for the ZIP codes around St. Clair rose 57% over the past 5 years, faster than across Illinois (47%). Last year prices rose 9.4%. Carrying the Census median home value forward with that index puts the typical St. Clair home at roughly $253,000 today.
Carrying the Census median forward with the index puts a typical home at about $253K.
How St. Clair ranks on rising home prices →
Federal Housing Finance Agency House Price Index (annual) for the ZIP codes around St. Clair, weighted by land area. It tracks repeat sales of the same homes, so it shows how prices changed, not what homes cost.
A typical home costs 3.2 years of income
Less than across Illinois (3.6 years). Try your own numbers below.
That covers a typical St. Clair home, with $16K to spare.
A two-bedroom rents for about $1,130 a month here, $630 less than owning.
How St. Clair ranks on affordability →
An estimate, not a loan offer: payments of up to 28% of income, a 30-year fixed loan, St. Clair’s typical property tax (2.03% of value a year, from the Census) and insurance of about 0.35%. Mortgage insurance, HOA fees and other debts aren’t included.
A two-bedroom rents for about $1,130
Renters already here pay a median of $1,120.
Fair Market Rent a month, utilities included
How St. Clair ranks on rent that’s easy to afford →
U.S. Department of Housing and Urban Development, Fair Market Rents by ZIP code (St. Louis, MO-IL HUD Metro FMR Area): the 40th-percentile rent plus utilities for a standard unit. Median rent and renters: U.S. Census Bureau, American Community Survey.
70% of St. Clair households own their home
Half of St. Clair’s homes were built before 1988.
Illinois: 67% own.
U.S. Census Bureau, American Community Survey 2020-2024.
St. Clair vs. its neighbors
St. Clair is the 4th least expensive of 8 neighboring towns. Tap one to see its housing page.
Compare more
| Town | Typical value | 1-yr change | 2-bed rent | New homes 2025 | Median income |
|---|---|---|---|---|---|
| St. Clair | $253K* | +9.4%† | $1,130 | — | $80,309 |
| Belleville | $160K | +1.4% | $1,130 | 3 | $63,535 |
| Swansea | $269K | +1.5% | $1,100 | 25 | $91,587 |
| Stookey | $174K* | +4.4%† | $1,220 | — | $81,894 |
| Caseyville | $114K | −3.1% | $1,310 | — | $87,204 |
| Smithton | $313K | +4% | $1,130 | — | $122,778 |
| Shiloh Valley | $271K* | +6%† | $1,360 | — | $104,772 |
| Shiloh | $319K | +2% | $1,310 | 30 | $99,573 |
Typical value: Zillow Home Value Index; * Census median home value where Zillow has none. † FHFA price index change where Zillow has none. Rent: HUD Fair Market Rent. New homes: Census building permits.
Neighbors talk housing
What St. Clair buyers, sellers and renters are saying.
Your answer becomes a post in Town Square.
Home values: Zillow Home Value Index (ZHVI), Zillow Research. Sales, days on market and supply: Redfin Data Center. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. Price trend: Federal Housing Finance Agency House Price Index. Fair Market Rents: U.S. Department of Housing and Urban Development. Listings link to their publishers. The calculator is an estimate, not a loan offer.