Cranbury ZIP Code List — Middlesex County, NJ

There is one unique ZIP code in Cranbury, New Jersey and it is 08512. Area code: 609.

ZIP codes

22.81

sq mi land

0.27

sq mi water

609

area code

Cranbury, NJ ZIP code map

About Cranbury, NJ

Cranbury, located in New Jersey, is a charming small town that offers a unique blend of rural and suburban living. Known for its rich agricultural history, Cranbury provides residents with a serene environment while retaining easy access to urban amenities. With a single ZIP code, 08512, this quaint community has a distinct identity within Middlesex County.

Location & geography

Cranbury is situated in Middlesex County, strategically positioned near several major highways. It is approximately 7 miles from East Windsor, 10 miles from Princeton, 12 miles from South Brunswick, and 15 miles from Monroe Township. The town spans a total area of 22.81 square miles, of which 0.27 square miles is water, showcasing a primarily land-based terrain.

Community & economy

The character of Cranbury is defined by its tight-knit community, where local events often foster connections among residents. The local economy benefits from a mix of agriculture, retail, and services, providing a stable foundation for daily life. This blend of industries ensures that Cranbury remains a lively yet peaceful place to live, with an emphasis on family values and community involvement.

Transportation

Cranbury is accessible via major roadways such as Route 130 and the New Jersey Turnpike, which facilitate easy travel throughout the region. The nearest airport is Trenton-Mercer Airport, located about 15 miles away, allowing for convenient air travel options for residents and visitors alike.

History

Founded in the 18th century, Cranbury has maintained its agricultural roots while evolving into a suburban community over the years. The town was historically significant in the development of local industries and has preserved many historical sites that reflect its rich heritage. Notable events in its history include the establishment of local markets that fostered trade and commerce from its early days.

Did you know?

One surprising fact about Cranbury is its designation as a Historic District due to its well-preserved buildings and architecture. Another little-known aspect is its local celebration of the Cranbury Day festival, which highlights the community spirit and local culture every year.

ZIP codes for Cranbury, NJ (1)

ZIP code	City	County	Map
08512	Cranbury	Middlesex	View map

Demographics & statistics

12,519

Population

43.9

Median age

$115,000

Median household income

$62,053

Per capita income

$605,700

Median home value

$1,620

Median monthly rent

62.8%

Home ownership

7.9%

Poverty rate

7.5%

Unemployment

3,229

Housing units

56.7%

Bachelor's or higher

Age distribution

Male Female

248

Under 5

270

340

5–9

369

305

10–14

331

442

15–19

482

299

20–24

325

583

25–34

634

918

35–44

998

738

45–54

804

577

55–59

628

369

60–64

402

601

65–74

653

433

75–84

471

143

85+

156

← Male

Female →

Age summary

Group	Count	%
Under 18	2,349	18.8%
18 and over	10,170	81.2%
65 and over	2,457	19.6%
Median age	43.9 years

Race & ethnicity

White 53.3%

Asian 24.4%

Black or African American 8.4%

Two or more races 6.7%

Hispanic or Latino 6.2%

Other race 1%

Group	Count	%
White	7,106	53.3%
Asian	3,261	24.4%
Black or African American	1,115	8.4%
Two or more races	898	6.7%
Hispanic or Latino	824	6.2%
Other race	139	1%

Household income

Under $10k 0.4%

$10k–$15k 2.9%

$15k–$25k 5.6%

$25k–$35k 4.5%

$35k–$50k 8.3%

$50k–$75k 13.1%

$75k–$100k 8.2%

$100k–$150k 18.1%

$150k–$200k 11.6%

$200k+ 27.4%

Range	% of households
Under $10k	0.4%
$10k–$15k	2.9%
$15k–$25k	5.6%
$25k–$35k	4.5%
$35k–$50k	8.3%
$50k–$75k	13.1%
$75k–$100k	8.2%
$100k–$150k	18.1%
$150k–$200k	11.6%
$200k+	27.4%
Median income	$115,000

Housing

Home values

Under $50k 1.2%

$50k–$100k 5.2%

$100k–$150k 2.3%

$150k–$200k 5.4%

$200k–$300k 5.3%

$300k–$500k 18.0%

$500k–$1M 51.9%

$1M+ 10.7%

Housing overview

Metric	Value
Median home value	$605,700
Median rent / month	$1,620
Owner occupied	62.8%
Renter occupied	37.2%
Vacant	4.1%
Single-family detached	49.2%
Large apartment buildings	6.4%
Mobile homes	1.1%
Median rooms	5.4
Avg household size (owned)	2.66

Year built

Era	%
2020 or later	0.6%
2010–2019	6.9%
2000–2009	13.4%
1990–1999	14.5%
1980–1989	11.4%
1970–1979	11.1%
1960–1969	18.4%
1950–1959	10.2%
1940–1949	2.6%
1939 or earlier	11.0%

Bedrooms

Size	% of units
No bedroom (studio)	3.4%
1 bedroom	11.4%
2 bedrooms	35.4%
3 bedrooms	17.4%
4 bedrooms	22.7%
5+ bedrooms	9.7%

Vehicles per household

Vehicles	% of households
No vehicle	6.5%
1 vehicle	31.7%
2 vehicles	46.3%
3 or more	15.5%

Heating fuel

Fuel type	%
Utility gas	75.5%
Electricity	16.7%
Propane / LP gas	0.8%
Fuel oil	3.4%
Wood	0.1%
No fuel used	1.9%

Households & families

Household type	Count	%
Married-couple family	2,862	59.5%
Cohabiting couple	97	2.0%
Male householder, no spouse	697	14.5%
Female householder, no spouse	1,156	24.0%
Households with children under 18	1,406	29.2%
Households with seniors (65+)	1,648	34.2%
Average household size	2.58

Marital status

Status	Male	Female
Never married	30.3%	28.0%
Married	60.8%	53.6%
Separated	0.7%	4.3%
Widowed	0.7%	8.2%
Divorced	7.4%	5.8%

Education

Less than 9th grade 4.8%

Some HS, no diploma 1.5%

HS graduate 19.8%

Some college, no degree 12.7%

Associate's degree 4.4%

Bachelor's degree 30.3%

Graduate / professional 26.5%

Metric	%
HS diploma or higher	93.7%
Bachelor's or higher	56.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	230	8.5%
Kindergarten	110	4.1%
Elementary school	1,004	37.0%
High school	664	24.5%
College / grad school	702	25.9%

Employment

Industry of employment

Education & healthcare 22.7%

Professional & management 20.3%

Retail trade 12.8%

Finance & real estate 10.3%

Manufacturing 6.2%

Construction 6.1%

Transportation & utilities 4.8%

Information 3.7%

Arts, food & hospitality 3.4%

Public administration 3.3%

Wholesale trade 2.9%

Other services 2.9%

Agriculture & mining 0.7%

Occupation

Category	%
Management, business & arts	56.8%
Service	12.6%
Sales & office	16.8%
Natural resources & construction	4.8%
Production & transportation	9.1%

Employment type

Type	%
Private sector	85.4%
Government	9.8%
Self-employed	4.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	63.2%
Carpool	8.5%
Public transit	2.8%
Walk	0.1%
Other means	2.0%
Avg commute (minutes)	30.0

Poverty

All people 7.9%

Under 18 years 11.4%

18 and over 7.1%

Married-couple families 4.5%

Female-led households 10.5%

Income support

Source	% of households
Social Security	29.1%
Retirement income	24.5%
Supplemental Security	1.0%
Cash public assistance	0.3%
Food stamps / SNAP	4.3%

Health indicators

Condition	%
High blood pressure	0.0%
High cholesterol	0.0%
Heart disease	5.4%
Stroke	2.4%
Asthma	8.6%
Arthritis	19.6%
Kidney disease	2.4%
Pulmonary disease	4.6%
Cancer	6.4%

Behavior / access	%
Binge drinking	15.3%
No physical activity	17.6%
Less than 7 hrs sleep	31.4%
Fair or poor health	9.7%
Poor mental health	11.9%
Poor physical health	7.3%
No health insurance	11.3%
Visited doctor (checkup)	76.3%
Visited dentist	70.8%
Cholesterol screening	0.0%
Teeth loss	8.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	400	3.9%

Disability	%
Any disability	9.8%
Under 18	4.4%
18–64 years	4.7%
65 and over	31.6%

Health insurance coverage

Type	%
Private insurance	78.9%
Public insurance	28.5%
Uninsured under 19	1.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	12,001	95.9%
Spanish	1,941	16.2%
Other Indo-European	831	6.9%
Asian & Pacific Islander	532	4.4%
Other languages	548	4.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	8,237	65.8%
Born in same state	7,967	63.6%
Born in different state	5,162	41.2%
Foreign born	270	2.2%
Naturalized citizen	4,282	34.2%
Not a US citizen	2,309	53.9%

Ancestry

Ancestry	Count	%
Italian	1,714	13.7%
French	674	5.4%
Irish	202	1.6%
Arab	132	1.1%

Ancestry	Count	%
Polish	68	0.5%
English	21	0.2%
Norwegian	13	0.1%
German	12	0.1%

Technology access

Metric	% of households
Computer access	38.4%
Internet access	98.2%

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

Frequently asked questions

What is the ZIP code for Cranbury, NJ?

Cranbury, NJ has one ZIP code: 08512.

What is the main ZIP code for Cranbury, NJ?

The primary ZIP code for Cranbury, NJ is 08512. The city uses area code 609 for phone service.

What county is Cranbury, NJ in?

Cranbury is located in Middlesex County, New Jersey.

How many ZIP codes are in Cranbury, NJ?

Cranbury, NJ has 1 ZIP code.

What is the ZIP code for downtown Cranbury and the historic village area around Main Street?

Downtown Cranbury and the historic village center, including the areas around Main Street and the Cranbury Village Green, are located in ZIP code 08512.

What ZIP code covers Cranbury Township's residential areas near Princeton Junction and the New Jersey Transit rail station?

The residential neighborhoods of Cranbury Township, including the areas near Princeton Junction train station, are served by ZIP code 08512.