The median home value in Chatham, IL is $308,707 as of 2026-06-30, up 6.85% from a year earlier.
Median Home Value
$308,707
Year-over-Year
+6.85%
Population
14,562
Chatham ranks #149 of 279 Illinois cities tracked here by median home value, and sits 3.1% below the state's city median of $318,423. It sits in Sangamon County, where the county-wide median is $199,552.
Chatham police recorded a violent crime rate of 103 per 100,000 residents in 2024 — around the middle of the range for reporting cities. Property crime runs at 494 per 100,000.
Reported by the city's own police department to the FBI's Uniform Crime Reporting Program (what this covers).
The median home value in Chatham is $308,707. That's up 6.85% from a year earlier. That is about 3.1% below the typical county in Illinois.
Homes in Chatham are more expensive than Sangamon County as a whole, where the median is $199,552 — a difference of about 54.7%.
Chatham police reported 103 violent crimes per 100,000 residents, covering a population of about 14,562. Crime rates are one input among many — they vary block to block within a city, and this figure is a citywide average.
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