Home › Counties › Mercer County, NJ
The median home value in Mercer County, NJ is $450,985 as of 2026-07-31, up 0.05% from a year earlier.
Median Home Value
$450,985
Year-over-Year
+0.05%
National Rank
#303 of 3071
Mercer County ranks 14th out of 21 counties in NJ by median home price, and is +92.4% above the U.S. national median of $234,352. Within NJ, the typical county has a median home value of $591,891, making Mercer County -23.8% below the NJ state median.
Households here earn a median of $100,645 a year against a typical home value of $450,985 — a price-to-income ratio of 4.5×, above the 3× level usually considered comfortable, but below 5×. That is less affordable than roughly 75% of U.S. counties. (How this is calculated.)
Reporting agencies in Mercer County recorded a violent crime rate of 732 per 100,000 residents in 2024 — higher than most counties nationally. Property crime runs at 1,804 per 100,000.
Based on 4 reporting cities covering 130,961 residents (FBI UCR data — what this covers).
The median home value in Mercer County is $450,985. That's up 0.05% from a year earlier. That is about 92.4% above the U.S. national county median of $234,352, and makes Mercer County the 14th most expensive of 21 counties in New Jersey.
Median household income here is $100,645, so a typical home costs about 4.5× annual household earnings — moderately expensive compared with other U.S. counties.
Reporting police departments in Mercer County recorded 732 violent crimes per 100,000 residents. That figure covers 130,961 residents across 4 reporting cities, so it reflects the county's incorporated areas rather than every community within its borders.
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