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New Jersey ZIP Codes
Mercer County
Trenton, NJ
08609
08609 ZIP Code — Trenton, NJ
Mercer County, New Jersey
ZIP code 08609 is located in
Trenton ,
New Jersey ,
within Mercer County .
It covers approximately 1.32 square miles and serves a population of
12,799 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 609 .
About ZIP code 08609
The housing stock consists of a significant share of large multi-unit buildings. Most homes were built in the pre-1940, giving the area an established character. Median home value is $90,700. Renters make up the majority at 69%, typical of denser urban areas.
The gap between median ($46,849) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 22% of residents, above the national average. SNAP benefit usage at 21% of households reflects economic stress in the area. 34% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.
College attainment at 10% is below the national average, consistent with a trades and production-oriented local economy.
22% of residents lack health insurance, above the national average.
Notable community characteristics include Spanish spoken in 23% of households.
Overall, ZIP code 08609 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, a significant Social Security-dependent population, and elevated reliance on food assistance.
08609 ZIP code map
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Cities in ZIP code 08609
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
12,799
Population density
9,696 / sq mi
State FIPS
34
County FIPS
021
Geography
Land area
1.32 sq mi
Water area
0.01 sq mi
Latitude
40.2261
Longitude
-74.7383
Timezone
Eastern (ET)
Area code
609
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
59.4%
30.6%
30.2%
$50k – $100k
25.7%
25.8%
26.7%
$100k – $200k
13.0%
28.0%
28.3%
Over $200k
2.0%
15.6%
14.8%
Demographics & statistics
$46,849
Median household income
$1,129
Median monthly rent
Age distribution
Age summary
Group Count %
Under 18 3,262 25.5%
18 and over 9,537 74.5%
65 and over 1,478 11.5%
Median age 38.1 years
Race & ethnicity
Black or African American
39.2%
American Indian / Alaska Native
0.1%
Group Count %
Black or African American 6,596 39.2%
Hispanic or Latino 4,033 24%
Other race 2,996 17.8%
White 1,721 10.2%
Two or more races 1,303 7.7%
Asian 158 0.9%
American Indian / Alaska Native 25 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
59.4%
30.6%
30.2%
$50k – $100k
25.7%
25.8%
26.7%
$100k – $200k
13.0%
28.0%
28.3%
Over $200k
2.0%
15.6%
14.8%
Range % of households
Under $10k 9.9%
$10k–$15k 12.8%
$15k–$25k 7.0%
$25k–$35k 11.9%
$35k–$50k 12.0%
$50k–$75k 13.1%
$75k–$100k 17.0%
$100k–$150k 13.8%
$150k–$200k 0.6%
$200k+ 1.9%
Median income $46,849
Housing
Housing overview
Metric Value
Median home value $90,700
Median rent / month $1,129
Owner occupied 31.3%
Renter occupied 68.7%
Vacant 14.8%
Single-family detached 10.0%
Large apartment buildings 21.5%
Mobile homes 0.0%
Median rooms 5.1
Avg household size (owned) 2.96
Year built
Era %
2020 or later 0.0%
2010–2019 2.6%
2000–2009 1.2%
1990–1999 1.5%
1980–1989 4.3%
1970–1979 5.6%
1960–1969 17.5%
1950–1959 10.9%
1940–1949 7.7%
1939 or earlier 48.7%
Bedrooms
Size % of units
No bedroom (studio) 10.8%
1 bedroom 22.3%
2 bedrooms 17.0%
3 bedrooms 33.7%
4 bedrooms 12.1%
5+ bedrooms 4.1%
Vehicles per household
Vehicles % of households
No vehicle 33.6%
1 vehicle 35.9%
2 vehicles 22.6%
3 or more 7.8%
Heating fuel
Fuel type %
Utility gas 65.7%
Electricity 26.6%
Propane / LP gas 2.0%
Fuel oil 4.8%
No fuel used 0.9%
Households & families
Household type Count %
Married-couple family 945 20.5%
Cohabiting couple 385 8.4%
Male householder, no spouse 1,707 37.1%
Female householder, no spouse 1,570 34.1%
Households with children under 18 1,403 30.5%
Households with seniors (65+) 1,414 30.7%
Average household size 2.70
Marital status
Status Male Female
Never married 51.9% 48.0%
Married 21.9% 24.6%
Separated 10.0% 2.8%
Widowed 1.3% 14.0%
Divorced 14.9% 10.6%
Education
Less than 9th grade
13.6%
Some HS, no diploma
12.8%
Some college, no degree
16.9%
Graduate / professional
1.8%
Metric %
HS diploma or higher 73.7%
Bachelor's or higher 9.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 80 2.9%
Kindergarten 34 1.2%
Elementary school 1,440 52.7%
High school 802 29.4%
College / grad school 375 13.7%
Employment
Industry of employment
Education & healthcare
25.9%
Transportation & utilities
13.8%
Arts, food & hospitality
10.1%
Professional & management
7.7%
Public administration
6.4%
Finance & real estate
3.6%
Occupation
Category %
Management, business & arts 14.3%
Service 30.6%
Sales & office 17.8%
Natural resources & construction 7.5%
Production & transportation 29.8%
Employment type
Type %
Private sector 82.8%
Government 11.1%
Self-employed 5.4%
Unpaid family workers 0.7%
Commute
Method %
Drive alone 57.1%
Carpool 15.5%
Public transit 10.3%
Walk 12.5%
Work from home 3.2%
Other means 1.2%
Avg commute (minutes) 23.7
Poverty
Married-couple families
18.2%
Female-led households
17.9%
Income support
Source % of households
Social Security 34.3%
Retirement income 23.2%
Supplemental Security 6.3%
Cash public assistance 4.9%
Food stamps / SNAP 21.3%
Health indicators
Condition %
Obesity 38.8%
High blood pressure 0.0%
High cholesterol 0.0%
Diabetes 13.3%
Heart disease 5.8%
Stroke 3.9%
Asthma 11.6%
Arthritis 20.9%
Kidney disease 3.3%
Pulmonary disease 6.3%
Cancer 4.3%
Behavior / access %
Smoking 19.8%
Binge drinking 14.5%
No physical activity 30.5%
Less than 7 hrs sleep 42.0%
Depression 17.5%
Fair or poor health 20.2%
Poor mental health 16.9%
Poor physical health 11.4%
No health insurance 25.7%
Visited doctor (checkup) 76.4%
Visited dentist 49.0%
Cholesterol screening 0.0%
Teeth loss 23.0%
Veterans & disability
Veterans Count %
Civilian veterans 722 7.6%
Disability %
Any disability 15.9%
Under 18 4.2%
18–64 years 18.2%
65 and over 29.4%
Health insurance coverage
Type %
Private insurance 34.2%
Public insurance 54.3%
No insurance 21.7%
Uninsured under 19 13.4%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 11,763 91.9%
Spanish 2,758 23.4%
Other Indo-European 2,049 17.4%
Asian & Pacific Islander 616 5.2%
Other languages 62 0.5%
Place of birth & citizenship
Origin Count %
Native born (US) 8,680 67.8%
Born in same state 7,701 60.2%
Born in different state 6,085 47.5%
Foreign born 979 7.6%
Naturalized citizen 4,119 32.2%
Not a US citizen 1,119 27.2%
Ancestry
Ancestry Count %
Arab 532 4.2%
Italian 197 1.5%
Ancestry Count %
French 38 0.3%
Technology access
Metric % of households
Computer access 36.0%
Internet access 82.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 08609
What city is ZIP code 08609 in?
ZIP code 08609 is primarily assigned to Trenton, New Jersey.
What county is ZIP code 08609 in?
ZIP code 08609 falls within Mercer County, New Jersey.
Is ZIP code 08609 mostly rentals?
69% of occupied units in ZIP code 08609 are renter-occupied.
How educated is the population of ZIP code 08609?
10% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
Is Spanish widely spoken in ZIP code 08609?
Approximately 23% of households in ZIP code 08609 speak Spanish as a primary language.
What is the poverty rate in ZIP code 08609?
22% of residents in ZIP code 08609 live below the poverty line, above the national average.
What timezone is ZIP code 08609 in?
ZIP code 08609 observes the EST timezone.
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