US Census Data

ZIP Code 07840

ZIP Code Tabulation Area in Warren County, New Jersey.

Population
31,995
+4.9%’19–’23
Median household income
$107,956
+26.9%’19–’23
Median home value
$373,000
+25.3%’19–’23

ZIP Code 07840 is a ZIP Code Tabulation Area in Warren County, New Jersey, home to about 31,995 residents. The median household income of $107,956 is above the Warren County median ($99,596).

From 2019 to 2023, ZIP Code 07840's population grew 4.9% from 30,514 to 31,995, while its median gross rent rose 18.9% from $1,235 to $1,469.

The largest age group is 45 to 54, 16.7% of residents. White (non-Hispanic) residents are the largest group, 69.9% of the population.

Demographics

ACS 2019–2023
Population
31,995
Median age
42.9 yrs
Median household income
$107,956
Median home value
$373,000
Median gross rent
$1,469
Housing units
12,974
Homeownership rate
70.8%
Bachelor's degree or higher
49.3%
Unemployment rate
7.1%

Trends

ACS 5-year · 2019–2023
Population
30,51431,995
Median household income
$85,094$107,956
Median home value
$297,700$373,000
Median gross rent
$1,235$1,469
YearPopulationMedian household incomeMedian home valueMedian gross rent
201930,514$85,094$297,700$1,235
202030,347$93,527$308,800$1,267
202131,581$97,544$315,100$1,318
202232,952$104,664$353,500$1,417
202331,995$107,956$373,000$1,469

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

Age distribution

CountShare
Under 51,4244.5%
5 to 175,20016.3%
18 to 242,9149.1%
25 to 343,22410.1%
35 to 443,84712.0%
45 to 545,34916.7%
55 to 644,23913.2%
65 to 743,1209.8%
75 and over2,6788.4%

Race & ethnicity

CountShare
White (non-Hispanic)22,37269.9%
Black or African American1,6835.3%
American Indian & Alaska Native10.0%
Asian2,1166.6%
Native Hawaiian & Pacific Islander00.0%
Some other race860.3%
Two or more races4351.4%
Hispanic or Latino (any race)5,30216.6%

Educational attainment (age 25+)

CountShare
No high school diploma9354.2%
High school graduate5,14822.9%
Some college or associate's5,29623.6%
Bachelor's degree7,23432.2%
Graduate or professional degree3,84417.1%

Commute to work

Mean travel time to work
33 min

How workers get to work

CountShare
Drove alone11,97774.2%
Carpooled1,2397.7%
Public transit1380.9%
Walked2851.8%
Bicycle670.4%
Worked from home2,21813.7%
Other means2241.4%

Travel time

CountShare
Under 15 min3,40724.5%
15 to 29 min3,58025.7%
30 to 44 min2,33516.8%
45 to 59 min2,16415.5%
60+ min2,44417.5%

Households

Average household size
2.44
Poverty rate
5.7% (1,765 of 31,083)
CountShare
Family households8,24664.6%
Nonfamily households4,51135.4%

Housing

Median year structure built
1982

Occupancy

CountShare
Occupied12,75798.3%
Vacant2171.7%

Tenure (of occupied units)

CountShare
Owner-occupied9,03370.8%
Renter-occupied3,72429.2%

Units in structure

CountShare
1-unit, detached6,94753.5%
1-unit, attached2,47519.1%
2 to 4 units8196.3%
5 to 19 units1,85614.3%
20 or more units8246.4%
Mobile home & other530.4%

Geography

ZCTA
07840
Land area
37 sq mi
Water area
0.42 sq mi
Center point
40.8600, -74.8318

Counties this ZIP covers

2

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

15