Pennington ZIP Code List — Mercer County, NJ

There is one unique ZIP code in Pennington, New Jersey and it is 08534. Area code: 609.

ZIP codes

21.79

sq mi land

0.21

sq mi water

609

area code

Pennington, NJ ZIP code map

About Pennington, NJ

Pennington is a charming borough located in New Jersey, known for its picturesque landscapes and historic character. Nestled in Mercer County, this small town offers a tight-knit community and a blend of suburban and rural living. With its inviting atmosphere, Pennington serves as a hidden gem for those seeking tranquility and a slower pace of life.

Location & geography

Pennington, NJ is situated approximately 10 miles southwest of Trenton and is easily accessible from major thoroughfares. The borough covers a total area of 21.79 square miles, which includes a small water area of 0.21 square miles. Its diverse terrain features scenic parks and natural beauty, making it an appealing location for outdoor enthusiasts.

Community & economy

The community in Pennington is characterized by its warm, welcoming residents and a strong emphasis on local engagement. Many residents are involved in various industries, including education, healthcare, and small businesses that serve the local population. Daily life in Pennington often revolves around community events, local shops, and nearby parks that provide recreational opportunities for people of all ages.

Transportation

Pennington is conveniently located near several major highways, including Route 31 and Route 206, facilitating easy travel to surrounding areas. The nearest airport is Trenton-Mercer Airport, which is just a short drive away, offering both domestic flights and connections to larger airports. Public transportation options are also available, connecting Pennington to nearby cities and towns.

History

Founded in the early 19th century, Pennington has a rich history that reflects the growth of the region. Originally a farming community, the borough evolved into a residential area, as the surrounding industries developed. Noteworthy events in its history include the establishment of local schools and churches that have played a crucial role in shaping the community's identity.

Did you know?

A surprising fact about Pennington is that it is home to the New Jersey State Botanical Garden, which showcases beautiful landscapes and diverse plant collections. Additionally, the borough hosts various annual events that celebrate its unique cultural heritage and community spirit.

ZIP codes for Pennington, NJ (1)

ZIP code	City	County	Map
08534	Pennington	Mercer	View map

Demographics & statistics

12,990

Population

42.9

Median age

$179,516

Median household income

$76,875

Per capita income

$545,500

Median home value

$1,828

Median monthly rent

84.6%

Home ownership

3.0%

Poverty rate

2.6%

Unemployment

4,272

Housing units

73.1%

Bachelor's or higher

Age distribution

Male Female

378

Under 5

406

471

5–9

506

461

10–14

496

495

15–19

533

249

20–24

268

354

25–34

381

939

35–44

1,009

957

45–54

1,028

444

55–59

477

503

60–64

541

521

65–74

560

340

75–84

366

148

85+

159

← Male

Female →

Age summary

Group	Count	%
Under 18	3,493	26.9%
18 and over	9,497	73.1%
65 and over	2,094	16.1%
Median age	42.9 years

Race & ethnicity

White 73.5%

Asian 18.7%

Two or more races 4.1%

Hispanic or Latino 1.9%

Black or African American 1.1%

American Indian / Alaska Native 0.5%

Other race 0.3%

Group	Count	%
White	9,733	73.5%
Asian	2,471	18.7%
Two or more races	542	4.1%
Hispanic or Latino	245	1.9%
Black or African American	145	1.1%
American Indian / Alaska Native	64	0.5%
Other race	35	0.3%

Household income

Under $10k 1.7%

$10k–$15k 4.0%

$15k–$25k 1.3%

$25k–$35k 1.8%

$35k–$50k 4.4%

$50k–$75k 7.0%

$75k–$100k 8.5%

$100k–$150k 12.5%

$150k–$200k 15.9%

$200k+ 42.9%

Range	% of households
Under $10k	1.7%
$10k–$15k	4.0%
$15k–$25k	1.3%
$25k–$35k	1.8%
$35k–$50k	4.4%
$50k–$75k	7.0%
$75k–$100k	8.5%
$100k–$150k	12.5%
$150k–$200k	15.9%
$200k+	42.9%
Median income	$179,516

Housing

Home values

Under $50k 0.7%

$50k–$100k 3.0%

$100k–$150k 1.1%

$150k–$200k 1.2%

$200k–$300k 5.9%

$300k–$500k 32.3%

$500k–$1M 52.1%

$1M+ 3.7%

Housing overview

Metric	Value
Median home value	$545,500
Median rent / month	$1,828
Owner occupied	84.6%
Renter occupied	15.4%
Vacant	6.1%
Single-family detached	75.4%
Large apartment buildings	4.2%
Mobile homes	0.0%
Median rooms	7.4
Avg household size (owned)	2.83

Year built

Era	%
2020 or later	0.4%
2010–2019	3.8%
2000–2009	8.5%
1990–1999	29.1%
1980–1989	14.0%
1970–1979	9.0%
1960–1969	5.1%
1950–1959	14.5%
1940–1949	2.8%
1939 or earlier	12.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.5%
1 bedroom	7.6%
2 bedrooms	11.2%
3 bedrooms	31.5%
4 bedrooms	36.4%
5+ bedrooms	11.8%

Vehicles per household

Vehicles	% of households
No vehicle	3.5%
1 vehicle	22.8%
2 vehicles	49.6%
3 or more	24.1%

Heating fuel

Fuel type	%
Utility gas	69.6%
Electricity	8.0%
Propane / LP gas	1.2%
Fuel oil	19.9%
Wood	0.9%
Solar	0.3%

Households & families

Household type	Count	%
Married-couple family	3,058	65.2%
Cohabiting couple	147	3.1%
Male householder, no spouse	342	7.3%
Female householder, no spouse	1,141	24.3%
Households with children under 18	1,808	38.6%
Households with seniors (65+)	1,526	32.6%
Average household size	2.75

Marital status

Status	Male	Female
Never married	27.2%	26.2%
Married	67.5%	58.3%
Separated	0.6%	0.8%
Widowed	0.7%	7.7%
Divorced	4.0%	7.0%

Education

Less than 9th grade 1.1%

Some HS, no diploma 1.6%

HS graduate 10.0%

Some college, no degree 8.5%

Associate's degree 5.7%

Bachelor's degree 34.8%

Graduate / professional 38.3%

Metric	%
HS diploma or higher	97.3%
Bachelor's or higher	73.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	277	7.7%
Kindergarten	120	3.3%
Elementary school	1,570	43.8%
High school	941	26.3%
College / grad school	675	18.8%

Employment

Industry of employment

Education & healthcare 29.0%

Professional & management 19.5%

Manufacturing 14.8%

Finance & real estate 10.4%

Retail trade 5.6%

Public administration 4.2%

Arts, food & hospitality 4.1%

Construction 3.8%

Transportation & utilities 3.5%

Other services 2.3%

Wholesale trade 1.3%

Information 1.3%

Agriculture & mining 0.3%

Occupation

Category	%
Management, business & arts	71.1%
Service	6.1%
Sales & office	11.0%
Natural resources & construction	4.9%
Production & transportation	6.9%

Employment type

Type	%
Private sector	81.1%
Government	13.8%
Self-employed	5.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	57.6%
Carpool	3.5%
Public transit	5.2%
Walk	1.4%
Other means	0.8%
Avg commute (minutes)	27.8

Poverty

All people 3.0%

Under 18 years 1.3%

18 and over 3.5%

Married-couple families 0.7%

Female-led households 1.4%

Income support

Source	% of households
Social Security	29.4%
Retirement income	27.6%
Supplemental Security	3.1%
Cash public assistance	0.4%
Food stamps / SNAP	2.9%

Health indicators

Condition	%
High blood pressure	0.0%
High cholesterol	0.0%
Heart disease	5.2%
Stroke	2.2%
Asthma	8.5%
Arthritis	21.2%
Kidney disease	2.4%
Pulmonary disease	4.2%
Cancer	7.3%

Behavior / access	%
Binge drinking	15.5%
No physical activity	14.3%
Less than 7 hrs sleep	29.4%
Fair or poor health	7.7%
Poor mental health	11.2%
Poor physical health	6.6%
No health insurance	7.9%
Visited doctor (checkup)	76.5%
Visited dentist	75.9%
Cholesterol screening	0.0%
Teeth loss	6.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	358	3.8%

Disability	%
Any disability	6.6%
Under 18	2.2%
18–64 years	4.2%
65 and over	22.9%

Health insurance coverage

Type	%
Private insurance	91.0%
Public insurance	19.7%
Uninsured under 19	0.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	12,206	94.0%
Spanish	700	5.7%
Other Indo-European	24	0.2%
Asian & Pacific Islander	199	1.6%
Other languages	477	3.9%

Place of birth & citizenship

Origin	Count	%
Native born (US)	10,832	83.4%
Born in same state	10,523	81.0%
Born in different state	6,037	46.5%
Foreign born	309	2.4%
Naturalized citizen	2,158	16.6%
Not a US citizen	1,250	57.9%

Ancestry

Ancestry	Count	%
Italian	2,931	22.6%
French	1,662	12.8%
Arab	348	2.7%
Irish	188	1.4%
English	174	1.3%

Ancestry	Count	%
Norwegian	122	0.9%
Polish	98	0.8%
Dutch	41	0.3%
German	16	0.1%

Technology access

Metric	% of households
Computer access	36.1%
Internet access	96.9%

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

Frequently asked questions

What is the ZIP code for Pennington, NJ?

Pennington, NJ has one ZIP code: 08534.

What is the main ZIP code for Pennington, NJ?

The primary ZIP code for Pennington, NJ is 08534. The city uses area code 609 for phone service.

What county is Pennington, NJ in?

Pennington is located in Mercer County, New Jersey.

How many ZIP codes are in Pennington, NJ?

Pennington, NJ has 1 ZIP code.

What ZIP code should I use to mail a letter to the Pennington School, a historic preparatory school in Pennington, NJ?

The Pennington School is located in ZIP code 08534, which covers the Pennington area of Mercer County, New Jersey.

Which single ZIP code encompasses downtown Pennington and the surrounding residential neighborhoods in this Mercer County community?

All of Pennington, including its downtown district and surrounding neighborhoods, is served by the ZIP code 08534.