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New Jersey · PUMA · 2024 ACS PUMS

Mercer County (Southwest)

A Census profile of the Mercer County (Southwest) Public Use Microdata Area in New Jersey, from the 2024 American Community Survey. It is home to 143,195 people, with a median household income of $99,494 and a median age of 42.2.

Cities & areas covered: Mercer County.

143,195
Population
$99,494
Median HH income
44.4%
Bachelor's+
$380,000
Median home value

How Mercer County (Southwest) compares to New Jersey

  • Median household income here is $99,494, $4,772 below the New Jersey figure of $104,266.
  • The bachelor's-degree rate here is 44.4%, 0.1% below the New Jersey figure of 44.5%.
  • Homeownership here is 71.0%, 7.0% above the New Jersey figure of 64.0%.
  • The poverty rate here is 5.9%, 3.4% below the New Jersey figure of 9.3%.

Mercer County (Southwest) vs. New Jersey vs. the U.S.

Every figure is a weighted estimate from the 2024 ACS PUMS. The NJ and U.S. columns are the state and population-weighted national averages, for comparison.

StatisticThis PUMANJ
Median household income$99,494$104,266
Median family income$126,906$127,718
Mean wage (workers)$68,998$79,530
Median personal income (15+)$45,686$40,610
Poverty rate5.9%9.3%
Unemployment rate5.3%5.4%
Labor force participation (16+)69.8%66.8%
Mean hours worked / week38.537.5
Mean Interest, dividends, and net rental income$3,011$3,004
Mean Selected monthly owner costs as a percentage of household income27.0%27.0%
Mean All other income$779$560
Mean Public assistance income$29$34
Mean Total person's earnings$50,018$54,343
Mean Income-to-poverty ratio372.5356.6
Mean Retirement income$5,045$3,863
Mean Self-employment income$1,525$2,591
Mean Supplementary Security Income$233$228
Mean Social Security income$4,196$3,963

Mercer County (Southwest) — FAQ

What is the population of the Mercer County (Southwest) PUMA?+

The Mercer County (Southwest) PUMA in New Jersey has a population of 143,195, per the 2024 American Community Survey (ACS) PUMS.

What is the median household income in Mercer County (Southwest), NJ?+

Median household income in the Mercer County (Southwest) PUMA is $99,494, compared with $104,266 across New Jersey and $83,310 nationally.

What cities and counties are in the Mercer County (Southwest) PUMA?+

The Mercer County (Southwest) PUMA covers Mercer County. PUMAs are built from whole counties or, in denser areas, groups of census tracts, so one PUMA can span several places.

What is a PUMA?+

A PUMA (Public Use Microdata Area) is a U.S. Census geography of roughly 100,000 or more people — the most detailed level at which ACS PUMS microdata is released. New Jersey contains 74 PUMAs.

Where does this Mercer County (Southwest) data come from?+

These figures come from the U.S. Census Bureau's 2024 ACS Public Use Microdata Sample — a de-identified, weighted sample of individual records. PUMSdata is an independent product and is not affiliated with the Census Bureau.