US Census Data

ZIP Code 08540

ZIP Code Tabulation Area in Mercer County, New Jersey.

Population
49,499
+1.7%’19–’23
Median household income
$169,898
+17.8%’19–’23
Median home value
$723,400
+11.1%’19–’23

ZIP Code 08540 (Mercer County, New Jersey) is home to about 49,499 residents. At $169,898, its median household income sits above Mercer County's $96,333.

From 2019 to 2023, ZIP Code 08540's population grew 1.7% from 48,672 to 49,499, while its median gross rent rose 18.3% from $1,761 to $2,083.

The typical home was built around 1985. 8.1% of residents live below the poverty line.

Demographics

ACS 2019–2023
Population
49,499
Median age
40.1 yrs
Median household income
$169,898
Median home value
$723,400
Median gross rent
$2,083
Housing units
19,255
Homeownership rate
63.4%
Bachelor's degree or higher
82.4%
Unemployment rate
4.0%

Trends

ACS 5-year · 2019–2023
Population
48,67249,499
Median household income
$144,204$169,898
Median home value
$651,000$723,400
Median gross rent
$1,761$2,083
YearPopulationMedian household incomeMedian home valueMedian gross rent
201948,672$144,204$651,000$1,761
202051,813$154,859$650,300$1,967
202148,700$163,074$661,500$1,931
202248,513$161,018$708,700$2,060
202349,499$169,898$723,400$2,083

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 52,3534.8%
5 to 179,10018.4%
18 to 245,62811.4%
25 to 344,6989.5%
35 to 446,26312.7%
45 to 547,61415.4%
55 to 646,46013.1%
65 to 743,8907.9%
75 and over3,4937.1%

Race & ethnicity

CountShare
White (non-Hispanic)25,98152.5%
Black or African American2,6875.4%
American Indian & Alaska Native960.2%
Asian15,38531.1%
Native Hawaiian & Pacific Islander120.0%
Some other race4520.9%
Two or more races1,5563.1%
Hispanic or Latino (any race)3,3306.7%

Educational attainment (age 25+)

CountShare
No high school diploma7522.3%
High school graduate1,8255.6%
Some college or associate's3,1279.6%
Bachelor's degree10,83833.4%
Graduate or professional degree15,87649.0%

Commute to work

Mean travel time to work
30 min

How workers get to work

CountShare
Drove alone10,58343.4%
Carpooled9603.9%
Public transit1,8577.6%
Walked1,6836.9%
Bicycle4701.9%
Worked from home8,57235.1%
Other means2821.2%

Travel time

CountShare
Under 15 min4,43228.0%
15 to 29 min5,78636.5%
30 to 44 min2,09313.2%
45 to 59 min1,1997.6%
60+ min2,32514.7%

Households

Average household size
2.58
Poverty rate
8.1% (3,787 of 46,614)
CountShare
Family households12,32268.3%
Nonfamily households5,71531.7%

Housing

Median year structure built
1985

Occupancy

CountShare
Occupied18,03793.7%
Vacant1,2186.3%

Tenure (of occupied units)

CountShare
Owner-occupied11,43863.4%
Renter-occupied6,59936.6%

Units in structure

CountShare
1-unit, detached9,54349.6%
1-unit, attached3,73919.4%
2 to 4 units8234.3%
5 to 19 units2,62713.6%
20 or more units2,52013.1%
Mobile home & other30.0%

Geography

ZCTA
08540
Land area
52 sq mi
Water area
1.03 sq mi
Center point
40.3647, -74.6563

Counties this ZIP covers

3

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

8