08904 ZIP Code — Highland Park, NJ
Middlesex County, New Jersey
ZIP code 08904 is located in Highland Park, New Jersey, within Middlesex County. It covers approximately 1.82 square miles and serves a population of 14,996 residents. This is a po box ZIP code in the Eastern (ET) timezone, served by area code 732/908/848.
About ZIP code 08904
The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $420,900. Renters make up the majority at 62%, typical of denser urban areas.
The gap between median ($93,927) and mean household income suggests income inequality — a small number of higher earners pull the average up.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 27 minutes is near the national average.
Educational attainment is high — 70% of residents hold a bachelor's degree or higher, well above the national average of 33%.
14,996
population
1.82
sq mi land
PO Box
ZIP type
Eastern (ET)
timezone
08904 ZIP code map
Cities in ZIP code 08904
Below are the cities the US Postal Service accepts for ZIP code 08904. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Highland Park | Acceptable |
| Highland Park | Preferred |
Nearby ZIP codes
08901 New Brunswick (1.2 mi)
08933 New Brunswick (1.6 mi)
08989 New Brunswick (1.6 mi)
08817 Edison (2.1 mi)
08899 Edison (3 mi)
08850 Milltown (3.7 mi)
08854 Piscataway (3.9 mi)
08837 Edison (4.3 mi)
08816 East Brunswick (4.6 mi)
08882 South River (4.6 mi)
07080 South Plainfield (4.9 mi)
08873 Somerset (5.1 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 14,996 |
| Population density | 8,240 / sq mi |
| State FIPS | 34 |
| County FIPS | 023 |
| Geography | |
|---|---|
| Land area | 1.82 sq mi |
| Water area | 0.01 sq mi |
| Latitude | 40.5019 |
| Longitude | -74.4289 |
| Timezone | Eastern (ET) |
| Area code | 732/908/848 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 24.9% | 26.5% | 30.2% |
| $50k – $100k | 33.2% | 27.5% | 26.7% |
| $100k – $200k | 26.7% | 31.9% | 28.3% |
| Over $200k | 15.2% | 14.1% | 14.8% |
Demographics & statistics
14,996
Population
8,240
People per sq mi
34.3
Median age
$93,927
Median household income
$52,912
Per capita income
$420,900
Median home value
$1,755
Median monthly rent
38.4%
Home ownership
10.5%
Poverty rate
6.1%
Unemployment
2,907
Housing units
70.3%
Bachelor's or higher
Age distribution
Male
Female
289
Under 5
306
393
5–9
415
361
10–14
381
359
15–19
379
598
20–24
632
1,771
25–34
1,873
635
35–44
671
832
45–54
880
683
55–59
722
524
60–64
554
500
65–74
529
226
75–84
238
119
85+
126
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 2,658 | 17.7% |
| 18 and over | 12,338 | 82.3% |
| 65 and over | 1,738 | 11.6% |
| Median age | 34.3 years | |
Race & ethnicity
White
54.5%
Asian
20%
Hispanic or Latino
8.2%
Black or African American
6.3%
Two or more races
5.5%
Other race
5%
American Indian / Alaska Native
0.5%
| Group | Count | % |
|---|---|---|
| White | 8,908 | 54.5% |
| Asian | 3,263 | 20% |
| Hispanic or Latino | 1,342 | 8.2% |
| Black or African American | 1,032 | 6.3% |
| Two or more races | 906 | 5.5% |
| Other race | 811 | 5% |
| American Indian / Alaska Native | 76 | 0.5% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 24.9% | 26.5% | 30.2% |
| $50k – $100k | 33.2% | 27.5% | 26.7% |
| $100k – $200k | 26.7% | 31.9% | 28.3% |
| Over $200k | 15.2% | 14.1% | 14.8% |
Under $10k
4.3%
$10k–$15k
4.0%
$15k–$25k
5.0%
$25k–$35k
3.2%
$35k–$50k
5.9%
$50k–$75k
17.6%
$75k–$100k
12.7%
$100k–$150k
18.1%
$150k–$200k
13.9%
$200k+
15.3%
| Range | % of households |
|---|---|
| Under $10k | 4.3% |
| $10k–$15k | 4.0% |
| $15k–$25k | 5.0% |
| $25k–$35k | 3.2% |
| $35k–$50k | 5.9% |
| $50k–$75k | 17.6% |
| $75k–$100k | 12.7% |
| $100k–$150k | 18.1% |
| $150k–$200k | 13.9% |
| $200k+ | 15.3% |
| Median income | $93,927 |
Housing
Home values
Under $50k
1.4%
$100k–$150k
1.3%
$150k–$200k
3.7%
$200k–$300k
12.0%
$300k–$500k
48.8%
$500k–$1M
32.2%
$1M+
0.4%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $420,900 |
| Median rent / month | $1,755 |
| Owner occupied | 38.4% |
| Renter occupied | 61.6% |
| Vacant | 5.7% |
| Single-family detached | 31.6% |
| Large apartment buildings | 18.7% |
| Mobile homes | 0.0% |
| Median rooms | 4.5 |
| Avg household size (owned) | 2.83 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 6.5% |
| 2000–2009 | 4.1% |
| 1990–1999 | 6.7% |
| 1980–1989 | 7.8% |
| 1970–1979 | 15.2% |
| 1960–1969 | 11.8% |
| 1950–1959 | 14.9% |
| 1940–1949 | 4.3% |
| 1939 or earlier | 28.5% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 5.7% |
| 1 bedroom | 29.9% |
| 2 bedrooms | 26.6% |
| 3 bedrooms | 23.1% |
| 4 bedrooms | 12.6% |
| 5+ bedrooms | 2.1% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 13.7% |
| 1 vehicle | 40.0% |
| 2 vehicles | 36.0% |
| 3 or more | 10.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 68.5% |
| Electricity | 21.8% |
| Propane / LP gas | 1.1% |
| Fuel oil | 6.4% |
| No fuel used | 0.7% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 2,560 | 39.1% |
| Cohabiting couple | 496 | 7.6% |
| Male householder, no spouse | 1,670 | 25.5% |
| Female householder, no spouse | 1,821 | 27.8% |
| Households with children under 18 | 1,560 | 23.8% |
| Households with seniors (65+) | 1,387 | 21.2% |
| Average household size | 2.29 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 37.7% | 43.1% |
| Married | 48.4% | 41.3% |
| Separated | 0.9% | 0.7% |
| Widowed | 2.6% | 6.8% |
| Divorced | 10.3% | 8.1% |
Education
Less than 9th grade
2.3%
Some HS, no diploma
1.7%
HS graduate
11.5%
Some college, no degree
8.3%
Associate's degree
5.8%
Bachelor's degree
29.9%
Graduate / professional
40.3%
| Metric | % |
|---|---|
| HS diploma or higher | 96.0% |
| Bachelor's or higher | 70.3% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 275 | 6.5% |
| Kindergarten | 157 | 3.7% |
| Elementary school | 1,226 | 28.8% |
| High school | 603 | 14.2% |
| College / grad school | 1,995 | 46.9% |
Employment
Industry of employment
Education & healthcare
41.9%
Professional & management
13.7%
Retail trade
7.1%
Other services
6.9%
Manufacturing
5.6%
Finance & real estate
5.3%
Construction
4.7%
Transportation & utilities
3.8%
Arts, food & hospitality
3.8%
Information
3.6%
Public administration
2.7%
Wholesale trade
0.9%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 67.5% |
| Service | 11.3% |
| Sales & office | 12.7% |
| Natural resources & construction | 3.5% |
| Production & transportation | 5.0% |
Employment type
| Type | % |
|---|---|
| Private sector | 67.6% |
| Government | 27.4% |
| Self-employed | 5.0% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 58.8% |
| Carpool | 7.4% |
| Public transit | 5.6% |
| Walk | 4.7% |
| Work from home | 19.3% |
| Other means | 4.2% |
| Avg commute (minutes) | 26.7 |
Poverty
All people
10.5%
Under 18 years
11.8%
18 and over
10.3%
Married-couple families
6.6%
Female-led households
1.9%
Income support
| Source | % of households |
|---|---|
| Social Security | 19.5% |
| Retirement income | 21.6% |
| Supplemental Security | 3.3% |
| Cash public assistance | 3.0% |
| Food stamps / SNAP | 8.4% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 21.4% |
| High blood pressure | 0.0% |
| High cholesterol | 0.0% |
| Diabetes | 6.9% |
| Heart disease | 4.4% |
| Stroke | 1.9% |
| Asthma | 8.4% |
| Arthritis | 15.1% |
| Kidney disease | 2.0% |
| Pulmonary disease | 3.6% |
| Cancer | 5.4% |
| Behavior / access | % |
|---|---|
| Smoking | 9.0% |
| Binge drinking | 18.1% |
| No physical activity | 15.2% |
| Less than 7 hrs sleep | 31.2% |
| Depression | 14.7% |
| Fair or poor health | 7.9% |
| Poor mental health | 12.3% |
| Poor physical health | 6.2% |
| No health insurance | 10.0% |
| Visited doctor (checkup) | 74.3% |
| Visited dentist | 72.2% |
| Cholesterol screening | 0.0% |
| Teeth loss | 7.5% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 352 | 2.9% |
| Disability | % |
|---|---|
| Any disability | 8.1% |
| Under 18 | 3.5% |
| 18–64 years | 5.4% |
| 65 and over | 31.7% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 79.9% |
| Public insurance | 21.4% |
| No insurance | 7.5% |
| Uninsured under 19 | 4.4% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 14,401 | 96.0% |
| Spanish | 2,326 | 16.2% |
| Other Indo-European | 949 | 6.6% |
| Asian & Pacific Islander | 352 | 2.4% |
| Other languages | 929 | 6.5% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 9,511 | 63.4% |
| Born in same state | 9,311 | 62.1% |
| Born in different state | 5,084 | 33.9% |
| Foreign born | 200 | 1.3% |
| Naturalized citizen | 5,485 | 36.6% |
| Not a US citizen | 2,295 | 41.8% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 1,209 | 8.1% |
| French | 761 | 5.1% |
| Irish | 373 | 2.5% |
| Arab | 221 | 1.5% |
| Polish | 218 | 1.5% |
| Ancestry | Count | % |
|---|---|---|
| German | 68 | 0.5% |
| Dutch | 66 | 0.4% |
| Norwegian | 34 | 0.2% |
| English | 26 | 0.2% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 43.7% |
| Internet access | 97.2% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 08904
What city is ZIP code 08904 in?
ZIP code 08904 is primarily assigned to Highland Park, New Jersey.
What county is ZIP code 08904 in?
ZIP code 08904 falls within Middlesex County, New Jersey.
How educated is the population of ZIP code 08904?
70% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
Is ZIP code 08904 mostly rentals?
62% of occupied units in ZIP code 08904 are renter-occupied.
What is the typical home value in ZIP code 08904?
The median home value in ZIP code 08904 is $420,900.
What is the population of ZIP code 08904?
ZIP code 08904 has an estimated population of 14,996 residents, with a density of 8,235 people per square mile.
What timezone is ZIP code 08904 in?
ZIP code 08904 observes the EST timezone.