Cheapest and most expensive ZIP codes in Illinois
Typical home values for 1084 Illinois ZIP codes with Zillow data (2026-09). Click a ZIP for its price trend and market stats.
10 most affordable ZIP codes
| ZIP | City | County | Typical value | 6-mo change |
|---|---|---|---|---|
| 62205 | East Saint Louis | Saint Clair County | $32,264 | -0.1% |
| 62204 | East Saint Louis | Saint Clair County | $33,646 | -5.8% |
| 62203 | East Saint Louis | Saint Clair County | $38,863 | -3.5% |
| 62207 | Cahokia Heights | Saint Clair County | $39,087 | -5.6% |
| 61605 | Peoria | Peoria County | $40,376 | +3.5% |
| 62914 | Cairo | Alexander County | $44,596 | +11.0% |
| 62206 | Cahokia Heights | Saint Clair County | $48,870 | -3.9% |
| 62060 | Madison | Madison County | $49,075 | -4.4% |
| 62201 | East Saint Louis | Saint Clair County | $56,868 | -10.3% |
| 62999 | Zeigler | Franklin County | $58,522 | +7.9% |
10 most expensive ZIP codes
| ZIP | City | County | Typical value | 6-mo change |
|---|---|---|---|---|
| 60043 | Kenilworth | Cook County | $2,109,560 | +4.9% |
| 60022 | Glencoe | Cook County | $1,662,728 | +6.2% |
| 60093 | Winnetka | Cook County | $1,592,940 | +6.2% |
| 60029 | Golf | Cook County | $1,309,332 | +5.2% |
| 60521 | Hinsdale | DuPage County | $1,260,011 | +3.5% |
| 60045 | Lake Forest | Lake County | $1,231,162 | +5.0% |
| 60523 | Oak Brook | DuPage County | $1,008,663 | +2.6% |
| 60091 | Wilmette | Cook County | $1,007,052 | +5.4% |
| 60558 | Western Springs | Cook County | $907,256 | +4.5% |
| 60026 | Glenview | Cook County | $816,592 | +3.2% |
What these numbers mean for Illinois buyers
The most expensive Illinois ZIP code in this list has a typical home value 65.4 times the cheapest. The middle ZIP code is at $194,751. 794 of 1084 ZIP codes are below the statewide typical value of $295,943.
Over the last six months, typical values rose in 807 of 1084 ZIP codes and fell or held steady in 277.
Down payment at different price points
At the cheapest ZIP's typical value, a 3.5% down payment is $1,129 and 20% is $6,453. At the middle ZIP's value, the same down payments are $6,816 and $38,950. Add roughly 2% to 5% for closing costs.
Before you choose a ZIP code, compare Illinois property and transfer taxes and check Illinois first-time buyer programs, which can lower the cash you need.
Source: Zillow Home Value Index (ZHVI), mid-tier, by ZIP. ZIPs without their own Zillow series are excluded. 6-month change = last six monthly readings.
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