Denville, NJ demographics:
population, income, and more

Total population
16,960
1.0% year-over-year change
Median household income
$156,902/yr
-3.5% year-over-year change
Housing units
6,461
-1.7% year-over-year change

Denville population

How many people live in Denville

Denville is home to 16,960 residents, according to the most recent Census data. Gender-wise, 50.5% of Denville locals are male, and 49.5% are female.

Total population
16,960
1.0% year-over-year change
Gender ratio
Male
50.5%
8,565
Female
49.5%
8,395
Value Percent YoY change
Male 8,565 50.5% 1.5%
Female 8,395 49.5% 0.5%
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 Denville is 42, with the population distributed as follows: about 17.6% are children under 15, then 12.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.8% of the population, while another 29.7% fall into the 45 to 64 bracket. Finally, around 17.5% are 65 or older.

Median age
41.8
Age breakdown
Under 15
17.6%
15 to 24
12.4%
25 to 44
22.8%
45 to 64
29.7%
Over 65
17.5%
Value Percent YoY change
Under 15 2,986 17.6% 1.6%
15 to 24 2,094 12.4% 6.5%
25 to 44 3,873 22.8% -2.7%
45 to 64 5,042 29.7% 1.4%
Over 65 2,964 17.5% 1.1%
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 Denville, 86.1% of the population are US-born citizens, while 9.3% have gained naturalized citizenship. At the same time, 4.6% of residents are non-citizens. As for race, 75.8% of locals are Caucasian, 1.8% are African American and 8.6% have Asian roots. There’s also a share of 13% that includes residents with two or more races.

Citizenship
U.S.-born citizens
86.1%
Non-U.S.-born citizens
9.3%
Non-citizens
4.6%
Value Percent YoY change
U.S.-born citizens 14,598 86.1% 0.5%
Non-U.S.-born citizens 1,581 9.3% -6.8%
Non-citizens 780 4.6% 37.1%
Racial breakdown
White
75.8%
Black or African American
1.8%
American Indian and Alaska Native
0%
Asian
8.6%
Native Hawaiian and other Pacific Islander
0%
Two or more races
13%
Other
0.8%
Value Percent
White 12,849 75.8%
Black or African American 313 1.8%
Asian 1,451 8.6%
Two or more races 2,207 13%
Other 140 0.8%

Households in Denville

A peek inside Denville households

Denville has 6,089 households, with an average of 3 members in each. Of these, 79.1% are families, while the remaining 20.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
6,089
-1.3% year-over-year change
Average people per household
3
Non-family households
1,273
Family households
4,816
Value Percent YoY change
Non-family households 1,273 20.9% -4.9%
Family households 4,816 79.1% -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 Denville

The housing landscape of Denville

Denville's housing consists of 6,461 units, with 77.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 9.1% and offer a more compact, shared living style.

Housing units
6,461
-1.7% year-over-year change
Housing types
Value Percent
1 unit, detached 5,004 77.5%
1 unit, attached 590 9.1%
2 units 46 0.7%
3 or 4 units 58 0.9%
5 to 9 units 101 1.6%
10 to 19 units 203 3.1%
20 to 49 units 126 2%
50 or more units 332 5.1%
Homes built since 2020
12
-57.1% year-over-year change

The age of buildings in Denville

In Denville, the median construction year is 1963. About 19.5% of homes were built before the 1940s, with another 10.1% going up by 1949. Most development happened in the second half of the 20th century. Then, 6.7% of homes were added from 2000 to 2009, 2.3% between 2010 and 2019, and 0.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,258 19.5% 15.4%
Built between 1940 and 1949 652 10.1% -7.9%
Built between 1950 and 1959 1,037 16% -4.4%
Built between 1960 and 1969 846 13.1% -10.1%
Built between 1970 and 1979 501 7.8% 19.6%
Built between 1980 and 1989 476 7.4% 35.6%
Built between 1990 and 1999 1,097 17% -7.5%
Built between 2000 and 2009 433 6.7% -29.7%
Built between 2010 and 2019 149 2.3% 1.4%
Built in 2020 or later 12 0.2% -57.1%
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.

Denville occupancy rates

Out of the 6,089 occupied housing units in Denville, 88% are owner-occupied, while 12% are lived in by tenants. Meanwhile, 5.8% of all homes on the local market sit vacant.

Occupied housing units
6,089
-1.3% year-over-year change
Occupancy breakdown
Renter occupied
729
Owner occupied
5,361
Value Percent YoY
change
Renter occupied 729 12% -16.7%
Owner occupied 5,361 88% 1.3%
Unoccupied housing units
5.8%
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.

Denville housing costs

Housing costs in Denville come to a median of $2,528 per month, while tenants specifically pay a median gross rent of $1,866.

Median housing costs per month
$2,528/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 Denville
$1,866/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 Denville

Denville education at a glance

About 16.1% of the population in Denville went to high school, while 17.5% pursued college studies. Another 7.5% earned an associate degree and 36.9% hold a bachelor’s. Meanwhile, 20.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 174 1.3% 29.9%
High school diploma 2,157 16.1% -2.4%
College diploma 2,340 17.5% -1.5%
Associate degree 1,002 7.5% 19.0%
Bachelor's degree 4,929 36.9% 1.1%
Graduate degree 2,759 20.6% -3.3%
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 Denville

How much people earn in Denville

The average annual household income in Denville was $172,443 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -2% change from the previous year. At the same time, the median income stood at $156,902, reflecting a -3.5% shift over the same period.

Average household income in Denville
$172,443/year
-2.0% year-over-year change
Median household income in Denville
$156,902/year
-3.5% year-over-year change

Denville income by age

In Denville, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $188,594. Those with someone between 45 and 64 in charge, often well established professionally, earn $171,607 overall. Overall, 97.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $188,594 2.6%
45 - 64 $171,607 -8.6%
Over 65 $98,068 -5.6%
Above poverty level
16,261
Below poverty level
386
Value Percent YoY
change
Above poverty level 16,261 97.7% 1.4%
Below poverty level 386 2.3% -19.9%

Employment in Denville

Workforce and job types in Denville

88.2% of the working population are employed in professional or administrative positions, while 11.8% are in hands-on or service-based jobs. Also, 12.8% run their own businesses, 67% are employed by private companies, and 16.1% work in the public sector.

Workforce demographics

White collar
7,818
Blue collar
1,048
Value Percent YoY change
White collar 7,818 88.2% -1.6%
Blue collar 1,048 11.8% 30.0%
Employer type
Self employees
12.8%
Private companies
67%
Governmental workers
16.1%
Not for profit companies
4%
Value Percent YoY change
Self employees 1,136 12.8% 20.1%
Private companies 5,944 67% 0.8%
Governmental workers 1,429 16.1% -5.1%
Not for profit companies 356 4% -11.2%

Transportation in Denville

How people get around in Denville

In Denville, the average commute time is 27 minutes. Commuting methods vary: 94.7% of residents travel by personal vehicle and 1.2% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
27 min
0.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 5,694 94.7% -7.2%
Bus or trolleybus 114 1.9% 60.6%
Railroad 135 2.2% -1.5%
Walk 72 1.2% -6.5%
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 Denville by zipcode?

Zipcode Population Number of households Median income Average income
07834 18,385 6,601 $156,902 $180,682

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FAQs about Denville demographics 

What is the total population of Denville?

Denville has a total population of 16,960 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 +1.0% compared to a year ago.

What is the gender ratio in Denville?

The gender ratio in Denville is as follows:
  • 50.5% males (8,565 residents)
  • 49.5% females (8,395 residents)

What is the median age in Denville?

The median age in Denville is 41.8.

What is the age distribution of the population in Denville?

The age distribution in Denville is as follows:
  • Under 15: 17.6% (2,986 residents)
  • Ages 15-24: 12.4% (2,094 residents)
  • Ages 25-44: 22.8% (3,873 residents)
  • Ages 45-64: 29.7% (5,042 residents)
  • Over 65: 17.5% (2,964 residents)

What is the racial and ethnic makeup of Denville?

The racial and ethnic makeup of Denville is as follows:
  • White: 75.8% (12,849 residents)
  • Black or African American: 1.8% (313 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 8.6% (1,451 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 13% (2,207 residents)
  • Other: 0.8% (140 residents)

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

U.S.-born citizens represent 86.1% of the population in Denville.

How many housing units are there in Denville?

There are 6,461 housing units in Denville, reflecting a -1.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Denville has a total of 6,089 households, with an average of 3 people in each.

What is the median household income in Denville?

Denville has a median household income of $156,902, representing a -3.5% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Denville?

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

Job types:
  • White-collar workers: 88.2% (7,818 residents)
  • Blue-collar workers: 11.8% (1,048 residents)

Places of employment:
  • Self-employed: 12.8% (1,136 residents)
  • Private companies: 67% (5,944 residents)
  • Governmental workers: 16.1% (1,429 residents)
  • Not-for-profit companies: 4% (356 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