Warren County, NJ ZIP Codes
New Jersey (NJ) · 18 ZIP codes · 18 cities
18
ZIP codes
110,731
population (2021)
+1.9%
pop change since 2010
34041
FIPS code
Warren County ZIP code map
About Warren County
Warren County is located in New Jersey and contains 18 ZIP codes across 18 cities and communities.
The county's population was 110,731 as of 2021,
an increase of
1.9% from 108,692 in 2010.
The timezone is Central Time (observes DST).
The Federal Information Processing System (FIPS) code for Warren County is 34041.
| Population | |
|---|---|
| 2021 population | 110,731 |
| 2010 population | 108,692 |
| Change | +1.9% |
| County details | |
|---|---|
| State | New Jersey |
| FIPS code | 34041 |
| Timezone | Central |
| Daylight saving | Yes |
Cities in Warren County
Allamuchy
Belvidere
Blairstown
Broadway
Buttzville
Changewater
Columbia
Delaware
Great Meadows
Hackettstown
Hope
Johnsonburg
Oxford
Phillipsburg
Port Murray
Stewartsville
Vienna
Washington
ZIP codes for Warren County, NJ (18)
| ZIP code | City | County | Map |
|---|---|---|---|
| 07820 | Allamuchy | Warren | View map |
| 07823 | Belvidere | Warren | View map |
| 07825 | Blairstown | Warren | View map |
| 07829 | Buttzville | Warren | View map |
| 07831 | Changewater | Warren | View map |
| 07832 | Columbia | Warren | View map |
| 07833 | Delaware | Warren | View map |
| 07838 | Great Meadows | Warren | View map |
| 07840 | Hackettstown | Warren | View map |
| 07844 | Hope | Warren | View map |
| 07846 | Johnsonburg | Warren | View map |
| 07863 | Oxford | Warren | View map |
| 07865 | Port Murray | Warren | View map |
| 07880 | Vienna | Warren | View map |
| 07882 | Washington | Warren | View map |
| 08808 | Broadway | Warren | View map |
| 08865 | Phillipsburg | Warren | View map |
| 08886 | Stewartsville | Warren | View map |
Demographics & statistics
115,023
Population
44.5
Median age
$96,856
Median household income
$46,736
Per capita income
$304,927
Median home value
$1,324
Median monthly rent
81.3%
Home ownership
6.1%
Poverty rate
5.5%
Unemployment
35,919
Housing units
33.8%
Bachelor's or higher
Age distribution
Male
Female
2,569
Under 5
2,555
2,875
5–9
2,859
3,591
10–14
3,572
3,669
15–19
3,650
3,391
20–24
3,374
6,375
25–34
6,342
6,638
35–44
6,604
8,257
45–54
8,214
4,461
55–59
4,438
4,923
60–64
4,898
6,156
65–74
6,124
3,212
75–84
3,195
1,545
85+
1,536
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 22,658 | 17.9% |
| 18 and over | 92,365 | 82.1% |
| 65 and over | 21,768 | 26.7% |
| Median age | 44.5 years | |
Race & ethnicity
White
75.6%
Hispanic or Latino
6.6%
Two or more races
6.4%
Black or African American
5.2%
Asian
3.5%
Other race
2.6%
American Indian / Alaska Native
0.1%
| Group | Count | % |
|---|---|---|
| White | 93,165 | 75.6% |
| Hispanic or Latino | 8,164 | 6.6% |
| Two or more races | 7,831 | 6.4% |
| Black or African American | 6,451 | 5.2% |
| Asian | 4,297 | 3.5% |
| Other race | 3,155 | 2.6% |
| American Indian / Alaska Native | 101 | 0.1% |
Household income
Under $10k
2.5%
$10k–$15k
2.0%
$15k–$25k
3.9%
$25k–$35k
4.8%
$35k–$50k
6.4%
$50k–$75k
12.4%
$75k–$100k
21.4%
$100k–$150k
19.3%
$150k–$200k
12.8%
$200k+
14.4%
| Range | % of households |
|---|---|
| Under $10k | 2.5% |
| $10k–$15k | 2.0% |
| $15k–$25k | 3.9% |
| $25k–$35k | 4.8% |
| $35k–$50k | 6.4% |
| $50k–$75k | 12.4% |
| $75k–$100k | 21.4% |
| $100k–$150k | 19.3% |
| $150k–$200k | 12.8% |
| $200k+ | 14.4% |
| Median income | $96,856 |
Housing
Home values
Under $50k
2.2%
$50k–$100k
1.5%
$100k–$150k
3.7%
$150k–$200k
9.3%
$200k–$300k
31.4%
$300k–$500k
38.2%
$500k–$1M
12.9%
$1M+
0.8%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $304,927 |
| Median rent / month | $1,324 |
| Owner occupied | 81.3% |
| Renter occupied | 18.7% |
| Vacant | 4.3% |
| Single-family detached | 79.9% |
| Large apartment buildings | 2.5% |
| Mobile homes | 1.6% |
| Median rooms | 6.0 |
| Avg household size (owned) | 2.58 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.3% |
| 2010–2019 | 1.6% |
| 2000–2009 | 11.7% |
| 1990–1999 | 14.5% |
| 1980–1989 | 11.7% |
| 1970–1979 | 11.1% |
| 1960–1969 | 8.9% |
| 1950–1959 | 7.9% |
| 1940–1949 | 4.3% |
| 1939 or earlier | 28.0% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.2% |
| 1 bedroom | 8.9% |
| 2 bedrooms | 17.0% |
| 3 bedrooms | 42.8% |
| 4 bedrooms | 26.3% |
| 5+ bedrooms | 3.8% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 4.4% |
| 1 vehicle | 22.6% |
| 2 vehicles | 45.6% |
| 3 or more | 27.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 32.6% |
| Electricity | 9.7% |
| Propane / LP gas | 6.5% |
| Fuel oil | 45.8% |
| Wood | 3.9% |
| No fuel used | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 24,235 | 61.8% |
| Cohabiting couple | 2,801 | 4.7% |
| Male householder, no spouse | 7,493 | 14.0% |
| Female householder, no spouse | 11,672 | 19.6% |
| Households with children under 18 | 13,243 | 26.6% |
| Households with seniors (65+) | 15,891 | 41.0% |
| Average household size | 2.50 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 28.1% | 23.7% |
| Married | 60.1% | 56.7% |
| Separated | 1.0% | 1.1% |
| Widowed | 3.0% | 7.9% |
| Divorced | 7.8% | 10.6% |
Education
Less than 9th grade
1.4%
Some HS, no diploma
8.5%
HS graduate
33.0%
Some college, no degree
15.9%
Associate's degree
7.5%
Bachelor's degree
23.4%
Graduate / professional
10.4%
| Metric | % |
|---|---|
| HS diploma or higher | 90.1% |
| Bachelor's or higher | 33.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 1,605 | 5.8% |
| Kindergarten | 1,150 | 4.4% |
| Elementary school | 10,276 | 33.5% |
| High school | 6,020 | 21.2% |
| College / grad school | 7,463 | 25.9% |
Employment
Industry of employment
Education & healthcare
21.8%
Professional & management
10.7%
Manufacturing
10.2%
Retail trade
9.7%
Construction
7.0%
Arts, food & hospitality
5.5%
Public administration
5.4%
Transportation & utilities
5.3%
Finance & real estate
5.2%
Other services
5.0%
Information
2.2%
Wholesale trade
2.1%
Agriculture & mining
0.9%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 37.5% |
| Service | 15.1% |
| Sales & office | 18.9% |
| Natural resources & construction | 9.0% |
| Production & transportation | 10.4% |
Employment type
| Type | % |
|---|---|
| Private sector | 70.0% |
| Government | 14.8% |
| Self-employed | 5.9% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 71.2% |
| Carpool | 5.6% |
| Public transit | 1.1% |
| Walk | 1.6% |
| Other means | 1.1% |
| Avg commute (minutes) | 31.9 |
Poverty
All people
6.1%
Under 18 years
8.6%
18 and over
5.6%
Married-couple families
2.6%
Female-led households
6.6%
Income support
| Source | % of households |
|---|---|
| Social Security | 41.9% |
| Retirement income | 35.8% |
| Supplemental Security | 13.1% |
| Cash public assistance | 2.8% |
| Food stamps / SNAP | 4.7% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 0.0% |
| High cholesterol | 0.0% |
| Heart disease | 5.3% |
| Stroke | 2.4% |
| Asthma | 8.6% |
| Arthritis | 19.5% |
| Kidney disease | 2.3% |
| Pulmonary disease | 5.3% |
| Cancer | 6.3% |
| Behavior / access | % |
|---|---|
| Binge drinking | 16.9% |
| No physical activity | 17.7% |
| Less than 7 hrs sleep | 27.2% |
| Fair or poor health | 9.7% |
| Poor mental health | 12.4% |
| Poor physical health | 7.8% |
| No health insurance | 10.1% |
| Visited doctor (checkup) | 68.0% |
| Visited dentist | 62.2% |
| Cholesterol screening | 0.0% |
| Teeth loss | 9.8% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 5,756 | 10.7% |
| Disability | % |
|---|---|
| Any disability | 11.0% |
| Under 18 | 2.9% |
| 18–64 years | 8.4% |
| 65 and over | 27.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 81.9% |
| Public insurance | 37.5% |
| Uninsured under 19 | 1.6% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 109,899 | 95.9% |
| Spanish | 4,988 | 3.1% |
| Other Indo-European | 2,803 | 1.7% |
| Asian & Pacific Islander | 1,174 | 0.8% |
| Other languages | 629 | 0.4% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 102,835 | 92.5% |
| Born in same state | 100,883 | 91.5% |
| Born in different state | 71,979 | 69.9% |
| Foreign born | 1,952 | 1.0% |
| Naturalized citizen | 12,188 | 7.5% |
| Not a US citizen | 7,772 | 58.6% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 20,494 | 17.8% |
| French | 10,226 | 8.9% |
| Arab | 4,696 | 4.1% |
| English | 2,425 | 2.1% |
| Irish | 2,407 | 2.1% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 868 | 0.8% |
| Norwegian | 738 | 0.6% |
| German | 448 | 0.4% |
| Dutch | 322 | 0.3% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.3% |
| Internet access | 95.3% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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