Mercer County

Mercer County has 385,864 residents across 22 ZIP codes with their own report. Median household income is $100,645, in line with the New Jersey figure. The typical owner-occupied home is valued at $377,700, and 45% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026

385,864residentsACS 2020–2024

$100,645median household incomeNew Jersey: $104K

$377,700median home valueowner-occupied homes

91%of households have broadbandhome internet subscription

Mercer County in New JerseyZIP codes in Mercer County highlighted; the rest of New Jersey in grey

Map of New Jersey with Mercer County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 22 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP code	Residents	Household income	Home value	Owners	Bachelor's+	Broadband	Commute
08520	29,504	$118K	$377K	70%	46%	95%	29 min
08525	4,522	$165K	$573K	88%	65%	97%	34 min
08534	13,272	$176K	$573K	88%	71%	98%	30 min
08540	50,388	$177K	$768K	64%	83%	95%	30 min
08542	2,533	$106K	$754K	32%	71%	98%	23 min
08544	4,392	$-666667K	$-666667K	0%	91%	100%	16 min
08550	21,067	$224K	$807K	76%	86%	99%	45 min
08560	3,245	$129K	$420K	94%	55%	84%	32 min
08561	325	$-666667K	$484K	36%	37%	50%	19 min
08608	1,250	$61K	$132K	15%	30%	65%	37 min
08609	15,938	$68K	$104K	30%	8%	82%	27 min
08610	33,465	$84K	$265K	66%	24%	93%	26 min
08611	31,995	$57K	$161K	39%	16%	83%	30 min
08618	35,634	$50K	$227K	46%	25%	85%	26 min
08619	24,089	$106K	$353K	70%	46%	94%	28 min
08620	11,621	$105K	$374K	81%	31%	93%	32 min
08628	9,831	$108K	$370K	60%	60%	97%	28 min
08629	13,013	$83K	$182K	63%	14%	85%	26 min
08638	22,816	$67K	$245K	58%	32%	88%	27 min
08648	31,323	$126K	$428K	66%	60%	94%	31 min
08690	18,841	$127K	$384K	82%	42%	94%	27 min
08691	16,607	$133K	$552K	75%	66%	94%	38 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

385,864 residents in 144,114 households, next to the New Jersey figure.

22%

under 18

23%

aged 18–34

16%

aged 65 and over

29%

of households are people living alone

46%

of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

151,138 housing units; the median owner-occupied home is valued at $377,700 (±$6,110).

62%

of households own their home

48%

of homes are detached single-family houses

23%

are in buildings with 5 or more units

are mobile homes

of housing units are vacant

$1,623

median gross rent a month

When homes were built

2020 or later1%

2010–20195%

2000–20099%

1990–19999%

1980–198913%

1970–197913%

1960–196913%

1950–195915%

1940–19496%

1939 or earlier18%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$2,565.

$100,645

median household income

10.3%

of people live below the poverty line

6.3%

unemployment rate

45%

of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

29 min

average commute to work

16%

of commuters travel 45 minutes or more

69%

of workers drive or carpool

take public transportation

walk or bike

20%

work from home

11%

of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

91%

of households have a broadband subscription

have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Around here.

Photographs taken near Mercer County, New Jersey, shared on Wikimedia Commons under free licences.