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Median Home Price in DeKalb County, IL

The median home value in DeKalb County, IL is $303,352 as of 2026-07-31, up 5.37% from a year earlier.

Median Home Value

$303,352

Year-over-Year

+5.37%

National Rank

#927 of 3071

DeKalb County ranks 10th out of 102 counties in IL by median home price, and is +29.4% above the U.S. national median of $234,352. Within IL, the typical county has a median home value of $160,090, making DeKalb County +89.5% above the IL state median.

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Can you afford a home in DeKalb County?

Households here earn a median of $70,724 a year against a typical home value of $303,352 — a price-to-income ratio of 4.3×, above the 3× level usually considered comfortable, but below 5×. That is less affordable than roughly 71% of U.S. counties. (How this is calculated.)

Crime in DeKalb County

Reporting agencies in DeKalb County recorded a violent crime rate of 229 per 100,000 residents in 2024 — around the middle of the national range. Property crime runs at 1,650 per 100,000.

Based on 8 reporting cities covering 76,871 residents (FBI UCR data — what this covers).

Common questions about DeKalb County

How much does a house cost in DeKalb County, IL?

The median home value in DeKalb County is $303,352. That's up 5.37% from a year earlier. That is about 29.4% above the U.S. national county median of $234,352, and makes DeKalb County the 10th most expensive of 102 counties in Illinois.

Is DeKalb County affordable?

Median household income here is $70,724, so a typical home costs about 4.3× annual household earnings — moderately expensive compared with other U.S. counties.

Is DeKalb County a safe place to live?

Reporting police departments in DeKalb County recorded 229 violent crimes per 100,000 residents. That figure covers 76,871 residents across 8 reporting cities, so it reflects the county's incorporated areas rather than every community within its borders.