Belleville Township, NJ demographics:
population, income, and more

Total population
37,309
0.5% year-over-year change
Median household income
$90,438/yr
0.3% year-over-year change
Housing units
14,730
-0.3% year-over-year change

Belleville population

How many people live in Belleville

Belleville is home to 37,309 residents, according to the most recent Census data. Gender-wise, 46.7% of Belleville locals are male, and 53.3% are female.

Total population
37,309
0.5% year-over-year change
Gender ratio
Male
46.7%
17,420
Female
53.3%
19,889
Value Percent YoY change
Male 17,420 46.7% 0.3%
Female 19,889 53.3% 0.7%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Belleville is 42, with the population distributed as follows: about 15.8% are children under 15, then 11.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.5% of the population, while another 30.2% fall into the 45 to 64 bracket. Finally, around 16% are 65 or older.

Median age
42.3
Age breakdown
Under 15
15.8%
15 to 24
11.6%
25 to 44
26.5%
45 to 64
30.2%
Over 65
16%
Value Percent YoY change
Under 15 5,877 15.8% 0.6%
15 to 24 4,312 11.6% -10.8%
25 to 44 9,885 26.5% 1.7%
45 to 64 11,270 30.2% -0.7%
Over 65 5,965 16% 10.9%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Belleville, 57.5% of the population are US-born citizens, while 29.6% have gained naturalized citizenship. At the same time, 12.9% of residents are non-citizens. As for race, 33.4% of locals are Caucasian, 6.9% are African American and 8.7% have Asian roots. There’s also a share of 24.2% that includes residents with two or more races.

Citizenship
U.S.-born citizens
57.5%
Non-U.S.-born citizens
29.6%
Non-citizens
12.9%
Value Percent YoY change
U.S.-born citizens 21,447 57.5% -2.7%
Non-U.S.-born citizens 11,052 29.6% 5.6%
Non-citizens 4,810 12.9% 4.3%
Racial breakdown
White
33.4%
Black or African American
6.9%
American Indian and Alaska Native
0.5%
Asian
8.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
24.2%
Other
26.3%
Value Percent
White 12,475 33.4%
Black or African American 2,561 6.9%
American Indian and Alaska Native 184 0.5%
Asian 3,241 8.7%
Two or more races 9,029 24.2%
Other 9,819 26.3%

Households in Belleville

A peek inside Belleville households

Belleville has 13,996 households, with an average of 3 members in each. Of these, 64.6% are families, while the remaining 35.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
13,996
0.7% year-over-year change
Average people per household
3
Non-family households
4,950
Family households
9,045
Value Percent YoY change
Non-family households 4,950 35.4% 2.6%
Family households 9,045 64.6% -0.3%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Belleville

The housing landscape of Belleville

Belleville's housing consists of 14,730 units, with 42.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 6.6% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.4% of the housing landscape.

Housing units
14,730
-0.3% year-over-year change
Housing types
Value Percent
1 unit, detached 6,262 42.5%
1 unit, attached 965 6.6%
2 units 2,999 20.4%
3 or 4 units 1,177 8%
5 to 9 units 873 5.9%
10 to 19 units 1,041 7.1%
20 to 49 units 707 4.8%
50 or more units 646 4.4%
Mobile home 61 0.4%
Homes built since 2020
63
34.0% year-over-year change

The age of buildings in Belleville

In Belleville, the median construction year is 1951. About 32.7% of homes were built before the 1940s, with another 15.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 4.3% of homes were added from 2000 to 2009, 3.1% between 2010 and 2019, and 0.4% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 4,813 32.7% -7.1%
Built between 1940 and 1949 2,340 15.9% 0.9%
Built between 1950 and 1959 1,845 12.5% 7.6%
Built between 1960 and 1969 1,472 10% -11.6%
Built between 1970 and 1979 1,762 12% -7.9%
Built between 1980 and 1989 829 5.6% -2.8%
Built between 1990 and 1999 515 3.5% 44.7%
Built between 2000 and 2009 634 4.3% 36.6%
Built between 2010 and 2019 459 3.1% 74.5%
Built in 2020 or later 63 0.4% 34.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Belleville occupancy rates

Out of the 13,996 occupied housing units in Belleville, 56.4% are owner-occupied, while 43.6% are lived in by tenants. Meanwhile, 5% of all homes on the local market sit vacant.

Occupied housing units
13,996
0.7% year-over-year change
Occupancy breakdown
Renter occupied
6,096
Owner occupied
7,900
Value Percent YoY
change
Renter occupied 6,096 43.6% 0.5%
Owner occupied 7,900 56.4% 0.9%
Unoccupied housing units
5.0%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Belleville housing costs

Housing costs in Belleville come to a median of $1,825 per month, while tenants specifically pay a median gross rent of $1,654.

Median housing costs per month
$1,825/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Belleville
$1,654/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Belleville

Belleville education at a glance

About 38.3% of the population in Belleville went to high school, while 16.2% pursued college studies. Another 6.5% earned an associate degree and 22.8% hold a bachelor’s. Meanwhile, 8.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 2,262 7.5% 8.6%
High school diploma 11,534 38.3% 2.0%
College diploma 4,897 16.2% -11.6%
Associate degree 1,967 6.5% -4.8%
Bachelor's degree 6,873 22.8% 6.1%
Graduate degree 2,612 8.7% 11.9%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Belleville

How much people earn in Belleville

The average annual household income in Belleville was $118,906 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.9% change from the previous year. At the same time, the median income stood at $90,438, reflecting a +0.3% shift over the same period.

Average household income in Belleville
$118,906/year
6.9% year-over-year change
Median household income in Belleville
$90,438/year
0.3% year-over-year change

Belleville income by age

In Belleville, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $110,533. Those with someone between 45 and 64 in charge, often well established professionally, earn $92,756 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $73,435, while those led by someone over 65, many of whom may be retired, have about $57,702 in earnings. Overall, 90.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $73,435 3.9%
25 - 44 $110,533 5.6%
45 - 64 $92,756 -3.3%
Over 65 $57,702 10.0%
Above poverty level
33,508
Below poverty level
3,433
Value Percent YoY
change
Above poverty level 33,508 90.7% 1.7%
Below poverty level 3,433 9.3% -9.9%

Employment in Belleville

Workforce and job types in Belleville

79.7% of the working population are employed in professional or administrative positions, while 20.3% are in hands-on or service-based jobs. Also, 6.6% run their own businesses, 70.4% are employed by private companies, and 15.7% work in the public sector.

Workforce demographics

White collar
15,268
Blue collar
3,880
Value Percent YoY change
White collar 15,268 79.7% 2.3%
Blue collar 3,880 20.3% -5.7%
Employer type
Self employees
6.6%
Private companies
70.4%
Governmental workers
15.7%
Not for profit companies
7.2%
Value Percent YoY change
Self employees 1,269 6.6% -12.2%
Private companies 13,479 70.4% 2.5%
Governmental workers 3,011 15.7% -3.0%
Not for profit companies 1,389 7.2% 3.7%

Transportation in Belleville

How people get around in Belleville

In Belleville, the average commute time is 32 minutes. Commuting methods vary: 90.7% of residents travel by personal vehicle and 2.8% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
32 min
0.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 15,063 90.7% -0.2%
Taxicab 83 0.5% 176.7%
Bus or trolleybus 791 4.8% -6.4%
Railroad 197 1.2% 0.5%
Walk 468 2.8% -0.4%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Belleville by zipcode?

Zipcode Population Number of households Median income Average income
07109 37,984 14,249 $90,438 $119,626

Find your place

Explore more communities

FAQs about Belleville demographics 

What is the total population of Belleville?

Belleville has a total population of 37,309 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.5% compared to a year ago.

What is the gender ratio in Belleville?

The gender ratio in Belleville is as follows:
  • 46.7% males (17,420 residents)
  • 53.3% females (19,889 residents)

What is the median age in Belleville?

The median age in Belleville is 42.3.

What is the age distribution of the population in Belleville?

The age distribution in Belleville is as follows:
  • Under 15: 15.8% (5,877 residents)
  • Ages 15-24: 11.6% (4,312 residents)
  • Ages 25-44: 26.5% (9,885 residents)
  • Ages 45-64: 30.2% (11,270 residents)
  • Over 65: 16% (5,965 residents)

What is the racial and ethnic makeup of Belleville?

The racial and ethnic makeup of Belleville is as follows:
  • White: 33.4% (12,475 residents)
  • Black or African American: 6.9% (2,561 residents)
  • American Indian and Alaska Native: 0.5% (184 residents)
  • Asian: 8.7% (3,241 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 24.2% (9,029 residents)
  • Other: 26.3% (9,819 residents)

What percentage of the population in Belleville are U.S.-born citizens?

U.S.-born citizens represent 57.5% of the population in Belleville.

How many housing units are there in Belleville?

There are 14,730 housing units in Belleville, reflecting a -0.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Belleville and what is the average household size?

Belleville has a total of 13,996 households, with an average of 3 people in each.

What is the median household income in Belleville?

Belleville has a median household income of $90,438, representing a +0.3% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Belleville?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 79.7% (15,268 residents)
  • Blue-collar workers: 20.3% (3,880 residents)

Places of employment:
  • Self-employed: 6.6% (1,269 residents)
  • Private companies: 70.4% (13,479 residents)
  • Governmental workers: 15.7% (3,011 residents)
  • Not-for-profit companies: 7.2% (1,389 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025