Mercer County, NJ

Population: 383,286 · Median Income: $96,333 · 224 sq mi

Population

383,286

Median Income

$96,333

Median Home Value

$351,000

Unemployment

6.1%

Median Age

39.2 yrs

Poverty Rate

11.1%

Median Rent

$1,515/mo

Land Area

224 sq mi

Cities

18

2024 Lean

D+33.9%

Mercer County is a county in New Jersey with a population of 383,286. The median household income is $96,333. The median home value is $351,000. The unemployment rate is 6.1%. The median age is 39.2 years. There are 18 cities in Mercer County.

Explore Mercer County Data

2024 Election Results

Source: County Election Data

Winner

Democrat

Dem Votes

107,558

65.9%

GOP Votes

52,274

32.0%

Total Votes

163,270

Cities in Mercer County

Source: Census Bureau
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