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Cheapest Counties to Buy a House in Illinois (2026)

Alexander has the lowest home prices of any county in Illinois, at $64,587, followed by Pulaski and Gallatin (data vintage Zillow 2026-04). The full ranking of the top 25 counties is below.

Data updated April 2026 - Source: Zillow Research

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Cheapest counties for home prices in Illinois

Top 25 of 102 counties with data.

Ranked by typical home value (Zillow Research, Zillow 2026-04), lowest first.

Cheapest counties for home prices in Illinois
RankCountyValue
1Alexander$64,587
2Pulaski$78,640
3Gallatin$86,232
4Saline$89,521
5Scott$92,426
6Lawrence$95,806
7Franklin$95,866
8Mason$96,859
9McDonough$97,439
10Cass$97,563
11Vermilion$98,922
12Fulton$103,597
13Hardin$105,076
14Edgar$106,707
15Greene$109,074
16White$109,948
17Clay$111,728
18Perry$113,165
19Massac$114,220
20Warren$114,260
21Pike$116,378
22Hamilton$118,686
23Hancock$118,686
24Knox$119,794
25Marion$123,855

How this ranking works

This page ranks Illinois counties by typical home value, sorted so the cheapest places appear first. Click any county to see its housing, schools, crime, and demographics in detail.

For home prices, a lower value is generally more favorable, so the top of the list is the lowest. Want to weigh home prices against schools, taxes, commute, and more at once? Use the live map to build a custom match.

Data comes from public sources. Source attribution and the exact data vintage are shown above and on the full map of typical home value.

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