Home › Counties › McHenry County, IL
The median home value in McHenry County, IL is $369,420 as of 2026-08-31, up 4.61% from a year earlier.
Median Home Value
$369,420
Year-over-Year
+4.61%
National Rank
#560 of 3071
McHenry County ranks 6th out of 102 counties in IL by median home price, and is +57.2% above the U.S. national median of $235,072. Within IL, the typical county has a median home value of $158,585, making McHenry County +132.9% above the IL state median.
The typical home value increased by 0.1%, from $368,900 in May 2026 to $369,420 in Aug 2026.
Monthly Zillow Home Value Index snapshots retained by HomePriceMap. A short history is shown now and grows automatically as each new monthly release arrives.
| Month | Typical home value | Year-over-year change |
|---|---|---|
| May 2026 | $368,900 | +4.5% |
| Jun 2026 | $371,681 | +4.4% |
| Jul 2026 | $372,372 | +4.4% |
| Aug 2026 | $369,420 | +4.6% |
Households here earn a median of $104,802 a year against a typical home value of $369,420 — a price-to-income ratio of 3.5×, above the 3× level usually considered comfortable, but below 5×. That is less affordable than roughly 45% of U.S. counties. (How this is calculated.)
Reporting agencies in McHenry County recorded a violent crime rate of 74 per 100,000 residents in 2024 — lower than most counties nationally. Property crime runs at 701 per 100,000.
Based on 18 reporting cities covering 252,624 residents (FBI UCR data — what this covers).
The median home value in McHenry County is $369,420. That's up 4.61% from a year earlier. That is about 57.2% above the U.S. national county median of $235,072, and makes McHenry County the 6th most expensive of 102 counties in Illinois.
Median household income here is $104,802, so a typical home costs about 3.5× annual household earnings — moderately expensive compared with other U.S. counties.
Reporting police departments in McHenry County recorded 74 violent crimes per 100,000 residents. That figure covers 252,624 residents across 18 reporting cities, so it reflects the county's incorporated areas rather than every community within its borders.
Huntley · Spring Grove · Algonquin · Crystal Lake · Cary · Lake in the Hills · Marengo · Woodstock · McHenry · Island Lake · Lakemoor · Wonder Lake
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