07834 ZIP Code — Denville, NJ

Morris County, New Jersey

ZIP code 07834 is located in Denville, New Jersey, within Morris County. It covers approximately 11.61 square miles and serves a population of 18,048 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 973/862.

About ZIP code 07834

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $512,700. Owner-occupancy is high at 85%, well above the national average.

Median household income is $155,356. The poverty rate of 4% is below the national average. 35% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 28 minutes is near the national average.

Educational attainment is high — 61% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 07834 reflects a community defined by a highly educated population, high homeownership, and a significant Social Security-dependent population.

18,048

population

11.61

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

07834 ZIP code map

Cities in ZIP code 07834

Below are the cities the US Postal Service accepts for ZIP code 07834. Using any city not on this list may result in mail delivery delays.

City	Status
Denville	Preferred

Nearby ZIP codes

07950 Morris Plains (2.7 mi) 07046 Mountain Lakes (2.7 mi) 07801 Dover (4.4 mi) 07927 Cedar Knolls (4.6 mi) 07806 Picatinny Arsenal (4.7 mi) 07054 Parsippany (4.9 mi) 07005 Boonton (5.1 mi) 07866 Rockaway (5.2 mi) 07869 Randolph (5.6 mi) 07803 Mine Hill (5.8 mi) 07034 Lake Hiawatha (5.8 mi) 07885 Wharton (6 mi)

Demographics updated 06/2026

Population
Total population	18,048
Population density	1,555 / sq mi
State FIPS	34
County FIPS	027

Geography
Land area	11.61 sq mi
Water area	0.82 sq mi
Latitude	40.8832
Longitude	-74.4905
Timezone	Eastern (ET)
Area code	973/862

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.2%	19.3%	30.2%
$50k – $100k	17.9%	23.7%	26.7%
$100k – $200k	40.1%	32.6%	28.3%
Over $200k	25.8%	24.4%	14.8%

Demographics & statistics

18,048

Population

1,555

People per sq mi

44.4

Median age

$155,356

Median household income

$68,100

Per capita income

$512,700

Median home value

$1,777

Median monthly rent

84.8%

Home ownership

3.5%

Poverty rate

6.1%

Unemployment

6,291

Housing units

60.7%

Bachelor's or higher

Age distribution

Male Female

482

Under 5

480

581

5–9

577

445

10–14

442

387

15–19

384

633

20–24

629

881

25–34

876

1,201

35–44

1,193

1,208

45–54

1,201

658

55–59

654

721

60–64

717

992

65–74

986

549

75–84

545

314

85+

312

← Male

Female →

Age summary

Group	Count	%
Under 18	3,504	19.4%
18 and over	14,544	80.6%
65 and over	3,698	20.5%
Median age	44.4 years

Race & ethnicity

White 78.4%

Asian 8.3%

Two or more races 7.1%

Hispanic or Latino 4.1%

Black or African American 1.8%

Other race 0.3%

Group	Count	%
White	14,759	78.4%
Asian	1,561	8.3%
Two or more races	1,336	7.1%
Hispanic or Latino	768	4.1%
Black or African American	338	1.8%
Other race	54	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.2%	19.3%	30.2%
$50k – $100k	17.9%	23.7%	26.7%
$100k – $200k	40.1%	32.6%	28.3%
Over $200k	25.8%	24.4%	14.8%

Under $10k 1.3%

$10k–$15k 2.1%

$15k–$25k 3.2%

$25k–$35k 4.3%

$35k–$50k 2.4%

$50k–$75k 9.7%

$75k–$100k 8.4%

$100k–$150k 16.4%

$150k–$200k 22.0%

$200k+ 30.1%

Range	% of households
Under $10k	1.3%
$10k–$15k	2.1%
$15k–$25k	3.2%
$25k–$35k	4.3%
$35k–$50k	2.4%
$50k–$75k	9.7%
$75k–$100k	8.4%
$100k–$150k	16.4%
$150k–$200k	22.0%
$200k+	30.1%
Median income	$155,356

Housing

Home values

Under $50k 0.8%

$50k–$100k 0.5%

$100k–$150k 0.4%

$150k–$200k 0.7%

$200k–$300k 2.2%

$300k–$500k 43.6%

$500k–$1M 48.6%

$1M+ 3.2%

Housing overview

Metric	Value
Median home value	$512,700
Median rent / month	$1,777
Owner occupied	84.8%
Renter occupied	15.2%
Vacant	7.4%
Single-family detached	74.7%
Large apartment buildings	9.4%
Mobile homes	0.0%
Median rooms	7.1
Avg household size (owned)	2.76

Year built

Era	%
2020 or later	0.3%
2010–2019	2.1%
2000–2009	8.4%
1990–1999	14.3%
1980–1989	7.2%
1970–1979	7.5%
1960–1969	14.8%
1950–1959	17.5%
1940–1949	10.2%
1939 or earlier	17.8%

Bedrooms

Size	% of units
No bedroom (studio)	3.8%
1 bedroom	7.5%
2 bedrooms	16.5%
3 bedrooms	36.6%
4 bedrooms	26.2%
5+ bedrooms	9.4%

Vehicles per household

Vehicles	% of households
No vehicle	4.6%
1 vehicle	25.4%
2 vehicles	42.6%
3 or more	27.4%

Heating fuel

Fuel type	%
Utility gas	70.4%
Electricity	7.3%
Propane / LP gas	2.5%
Fuel oil	18.8%
Wood	0.3%

Households & families

Household type	Count	%
Married-couple family	4,546	67.1%
Cohabiting couple	237	3.5%
Male householder, no spouse	805	11.9%
Female householder, no spouse	1,185	17.5%
Households with children under 18	2,058	30.4%
Households with seniors (65+)	2,586	38.2%
Average household size	2.64

Marital status

Status	Male	Female
Never married	24.1%	21.6%
Married	65.1%	59.8%
Separated	1.0%	0.7%
Widowed	2.5%	6.9%
Divorced	7.3%	11.0%

Education

Less than 9th grade 0.9%

Some HS, no diploma 1.5%

HS graduate 15.9%

Some college, no degree 15.5%

Associate's degree 5.4%

Bachelor's degree 35.4%

Graduate / professional 25.3%

Metric	%
HS diploma or higher	97.6%
Bachelor's or higher	60.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	382	9.3%
Kindergarten	224	5.5%
Elementary school	1,672	40.8%
High school	733	17.9%
College / grad school	1,091	26.6%

Employment

Industry of employment

Education & healthcare 24.4%

Professional & management 15.1%

Manufacturing 13.1%

Retail trade 9.9%

Finance & real estate 9.6%

Arts, food & hospitality 6.5%

Construction 6.1%

Public administration 5.9%

Other services 3.2%

Information 3.1%

Transportation & utilities 2.3%

Wholesale trade 1.0%

Occupation

Category	%
Management, business & arts	58.4%
Service	12.8%
Sales & office	19.7%
Natural resources & construction	4.8%
Production & transportation	4.3%

Employment type

Type	%
Private sector	77.5%
Government	17.4%
Self-employed	5.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.8%
Carpool	5.4%
Public transit	1.8%
Walk	0.7%
Work from home	19.7%
Other means	0.6%
Avg commute (minutes)	28.0

Poverty

All people 3.5%

Under 18 years 5.1%

18 and over 3.2%

Married-couple families 1.6%

Female-led households 23.5%

Income support

Source	% of households
Social Security	34.6%
Retirement income	27.8%
Supplemental Security	2.4%
Cash public assistance	2.8%
Food stamps / SNAP	1.7%

Health indicators

Condition	%
Obesity	20.1%
High blood pressure	0.0%
High cholesterol	0.0%
Diabetes	7.6%
Heart disease	5.5%
Stroke	2.3%
Asthma	7.9%
Arthritis	20.3%
Kidney disease	2.4%
Pulmonary disease	4.7%
Cancer	7.5%

Behavior / access	%
Smoking	9.7%
Binge drinking	16.5%
No physical activity	14.2%
Less than 7 hrs sleep	28.8%
Depression	16.5%
Fair or poor health	8.3%
Poor mental health	11.9%
Poor physical health	7.0%
No health insurance	8.6%
Visited doctor (checkup)	74.5%
Visited dentist	76.6%
Cholesterol screening	0.0%
Teeth loss	7.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	607	4.2%

Disability	%
Any disability	9.1%
Under 18	1.0%
18–64 years	5.2%
65 and over	28.6%

Health insurance coverage

Type	%
Private insurance	87.2%
Public insurance	25.2%
No insurance	3.7%
Uninsured under 19	6.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,086	94.7%
Spanish	458	2.7%
Other Indo-European	108	0.6%
Asian & Pacific Islander	140	0.8%
Other languages	210	1.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	15,778	87.4%
Born in same state	15,730	87.2%
Born in different state	11,757	65.1%
Foreign born	48	0.3%
Naturalized citizen	2,270	12.6%
Not a US citizen	1,784	78.6%

Ancestry

Ancestry	Count	%
Italian	3,541	19.6%
French	1,668	9.2%
Irish	539	3%
Polish	509	2.8%
English	357	2%

Ancestry	Count	%
Arab	318	1.8%
German	162	0.9%
Norwegian	138	0.8%
Dutch	65	0.4%

Technology access

Metric	% of households
Computer access	37.5%
Internet access	98.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 07834

What city is ZIP code 07834 in?

ZIP code 07834 is primarily assigned to Denville, New Jersey.

What county is ZIP code 07834 in?

ZIP code 07834 falls within Morris County, New Jersey.

How educated is the population of ZIP code 07834?

61% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Is ZIP code 07834 mostly owner-occupied?

85% of occupied units in ZIP code 07834 are owner-occupied, well above the national average.

What is the median household income in ZIP code 07834?

The median household income in ZIP code 07834 is $155,356, above the national median of ~$75,000.

What is the typical home value in ZIP code 07834?

The median home value in ZIP code 07834 is $512,700.

What timezone is ZIP code 07834 in?

ZIP code 07834 observes the EST timezone.