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The median home value in Frankfort, IL is $502,643 as of 2026-07-31, up 3.45% from a year earlier.
Median Home Value
$502,643
Year-over-Year
+3.45%
Population
21,108
Frankfort ranks #37 of 279 Illinois cities tracked here by median home value, and sits 57.6% above the state's city median of $319,026. It sits in Will County, where the county-wide median is $379,299.
Median household income in Frankfort is $154,375, so the typical home value is about 3.3× annual household income. This is a simple price-to-income benchmark rather than a monthly payment estimate; it does not account for mortgage rates, down payments, taxes or insurance.
Household income comes from the U.S. Census Bureau's ACS 5-Year Estimates, table B19013 (how the affordability measure works).
Frankfort police recorded a violent crime rate of 33 per 100,000 residents in 2024 — lower than most cities that report to the FBI. Property crime runs at 668 per 100,000.
Reported by the city's own police department to the FBI's Uniform Crime Reporting Program (what this covers).
People often call this an average home price, but the figure shown here is Zillow's typical home value (ZHVI), not a simple arithmetic average. In Frankfort, that value is $502,643. That's up 3.45% from a year earlier. It is about 57.6% above the typical Illinois city tracked here.
Homes in Frankfort are more expensive than Will County as a whole, where the median is $379,299 — a difference of about 32.5%.
Median household income here is $154,375, so the typical home value is about 3.3× annual household income. This ratio is a broad comparison measure, not a mortgage-payment estimate.
Frankfort police reported 33 violent crimes per 100,000 residents, covering a population of about 21,108. 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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