Monmouth Junction ZIP Codes — Middlesex County, NJ

There is one unique ZIP code in Monmouth Junction, New Jersey and it is 08852. Area code: 732/848.

ZIP codes

13.33

sq mi land

0.06

sq mi water

732/848

area code

Monmouth Junction, NJ ZIP code map

About Monmouth Junction, NJ

Monmouth Junction, NJ, is a picturesque community located in Middlesex County, New Jersey. It offers a blend of suburban charm and convenient access to metropolitan amenities. The area is characterized by its friendly neighborhoods, local businesses, and rich cultural backdrop.

Location & geography

Monmouth Junction is situated in central New Jersey and covers a total land area of 13.33 square miles, with a water area of 0.06 square miles. It is approximately 4 miles northeast of South Brunswick, 5 miles southwest of Plainsboro, 6 miles northwest of Princeton, and about 7 miles southeast of North Brunswick. The terrain is largely flat and dominated by residential properties complemented by green spaces.

Community & economy

The character of Monmouth Junction is defined by its community-oriented atmosphere and diverse population. Residents enjoy a mix of local dining, shopping options, and recreational activities that promote a balanced lifestyle. The community has a strong presence of industries such as technology and education, which help to sustain its economy.

Transportation

Monmouth Junction is well-connected via major highways, including Route 1 and Interstate 95, facilitating easy access to neighboring areas. The nearest major airports are Trenton-Mercer Airport and Newark Liberty International Airport, both of which are within a reasonable driving distance. Public transportation options include local bus services and nearby train stations that provide access to regional rail lines.

History

Monmouth Junction was founded in the 19th century and has evolved from a small railroad station into a vibrant suburban community. Key industries historically included agriculture and transportation due to its strategic location along rail lines. Over the years, Monmouth Junction has experienced growth, particularly in residential housing and local businesses, enhancing its appeal as a suburban destination.

Did you know?

A lesser-known fact about Monmouth Junction is its close proximity to the renowned Rutgers University, which enriches the local culture and community events. Additionally, the area's historical significance is marked by the presence of the historic Monmouth Junction Depot, symbolizing its railroad heritage.

ZIP codes for Monmouth Junction, NJ (1)

ZIP code	City	County	Map
08852	Monmouth Junction	Middlesex	View map

Demographics & statistics

18,068

Population

39.7

Median age

$117,411

Median household income

$60,386

Per capita income

$447,900

Median home value

$1,799

Median monthly rent

67.4%

Home ownership

5.5%

Poverty rate

4.2%

Unemployment

4,843

Housing units

67.5%

Bachelor's or higher

Age distribution

Male Female

499

Under 5

526

670

5–9

708

469

10–14

496

571

15–19

602

422

20–24

445

1,078

25–34

1,138

1,441

35–44

1,521

1,381

45–54

1,459

767

55–59

809

481

60–64

508

638

65–74

673

249

75–84

262

124

85+

131

← Male

Female →

Age summary

Group	Count	%
Under 18	4,085	22.6%
18 and over	13,983	77.4%
65 and over	2,077	11.5%
Median age	39.7 years

Race & ethnicity

Asian 45.8%

White 29.3%

Hispanic or Latino 8%

Two or more races 6%

Black or African American 5.9%

Other race 5%

Group	Count	%
Asian	8,991	45.8%
White	5,759	29.3%
Hispanic or Latino	1,569	8%
Two or more races	1,185	6%
Black or African American	1,153	5.9%
Other race	980	5%

Household income

Under $10k 1.9%

$10k–$15k 4.4%

$15k–$25k 3.0%

$25k–$35k 2.4%

$35k–$50k 6.8%

$50k–$75k 13.1%

$75k–$100k 9.0%

$100k–$150k 23.6%

$150k–$200k 8.3%

$200k+ 27.4%

Range	% of households
Under $10k	1.9%
$10k–$15k	4.4%
$15k–$25k	3.0%
$25k–$35k	2.4%
$35k–$50k	6.8%
$50k–$75k	13.1%
$75k–$100k	9.0%
$100k–$150k	23.6%
$150k–$200k	8.3%
$200k+	27.4%
Median income	$117,411

Housing

Home values

Under $50k 7.8%

$50k–$100k 4.5%

$100k–$150k 0.6%

$150k–$200k 2.2%

$200k–$300k 15.0%

$300k–$500k 26.0%

$500k–$1M 39.5%

$1M+ 4.4%

Housing overview

Metric	Value
Median home value	$447,900
Median rent / month	$1,799
Owner occupied	67.4%
Renter occupied	32.6%
Vacant	1.1%
Single-family detached	34.6%
Large apartment buildings	7.6%
Mobile homes	7.5%
Median rooms	5.3
Avg household size (owned)	2.67

Year built

Era	%
2020 or later	0.2%
2010–2019	9.5%
2000–2009	9.0%
1990–1999	30.2%
1980–1989	30.7%
1970–1979	10.6%
1960–1969	5.0%
1950–1959	1.6%
1940–1949	0.6%
1939 or earlier	2.6%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	14.7%
2 bedrooms	34.4%
3 bedrooms	24.6%
4 bedrooms	20.6%
5+ bedrooms	4.6%

Vehicles per household

Vehicles	% of households
No vehicle	6.4%
1 vehicle	38.9%
2 vehicles	39.6%
3 or more	15.1%

Heating fuel

Fuel type	%
Utility gas	84.6%
Electricity	11.1%
Propane / LP gas	2.3%
Fuel oil	1.5%
Wood	0.2%
Solar	0.1%
No fuel used	0.1%

Households & families

Household type	Count	%
Married-couple family	4,221	59.7%
Cohabiting couple	295	4.2%
Male householder, no spouse	1,013	14.3%
Female householder, no spouse	1,544	21.8%
Households with children under 18	2,559	36.2%
Households with seniors (65+)	1,261	17.8%
Average household size	2.55

Marital status

Status	Male	Female
Never married	29.0%	30.3%
Married	65.2%	55.6%
Separated	0.5%	0.5%
Widowed	1.4%	3.7%
Divorced	3.8%	9.9%

Education

Less than 9th grade 1.3%

Some HS, no diploma 4.5%

HS graduate 13.2%

Some college, no degree 9.7%

Associate's degree 3.8%

Bachelor's degree 39.1%

Graduate / professional 28.4%

Metric	%
HS diploma or higher	94.2%
Bachelor's or higher	67.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	310	6.9%
Kindergarten	157	3.5%
Elementary school	1,900	42.0%
High school	957	21.2%
College / grad school	1,199	26.5%

Employment

Industry of employment

Professional & management 22.0%

Education & healthcare 19.1%

Manufacturing 14.2%

Finance & real estate 10.2%

Transportation & utilities 8.0%

Retail trade 6.0%

Arts, food & hospitality 4.7%

Wholesale trade 4.2%

Public administration 4.1%

Construction 3.0%

Other services 2.4%

Information 1.6%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	60.0%
Service	8.2%
Sales & office	16.0%
Natural resources & construction	4.7%
Production & transportation	11.0%

Employment type

Type	%
Private sector	87.1%
Government	9.3%
Self-employed	3.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	63.9%
Carpool	7.8%
Public transit	5.5%
Walk	0.1%
Other means	1.1%
Avg commute (minutes)	35.3

Poverty

All people 5.5%

Under 18 years 4.5%

18 and over 5.8%

Married-couple families 3.0%

Female-led households 35.8%

Income support

Source	% of households
Social Security	17.0%
Retirement income	16.5%
Supplemental Security	1.7%
Cash public assistance	1.1%
Food stamps / SNAP	3.5%

Health indicators

Condition	%
High blood pressure	0.0%
High cholesterol	0.0%
Heart disease	3.6%
Stroke	1.6%
Asthma	7.7%
Arthritis	13.1%
Kidney disease	1.7%
Pulmonary disease	2.9%
Cancer	4.5%

Behavior / access	%
Binge drinking	16.5%
No physical activity	15.2%
Less than 7 hrs sleep	32.8%
Fair or poor health	6.9%
Poor mental health	11.2%
Poor physical health	5.5%
No health insurance	9.3%
Visited doctor (checkup)	74.4%
Visited dentist	73.1%
Cholesterol screening	0.0%
Teeth loss	5.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	572	4.1%

Disability	%
Any disability	7.1%
Under 18	0.0%
18–64 years	6.4%
65 and over	26.0%

Health insurance coverage

Type	%
Private insurance	83.4%
Public insurance	20.8%
Uninsured under 19	1.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,043	94.3%
Spanish	2,177	12.8%
Other Indo-European	362	2.1%
Asian & Pacific Islander	729	4.3%
Other languages	985	5.8%

Place of birth & citizenship

Origin	Count	%
Native born (US)	10,134	56.1%
Born in same state	9,767	54.1%
Born in different state	6,511	36.0%
Foreign born	367	2.0%
Naturalized citizen	7,934	43.9%
Not a US citizen	4,500	56.7%

Ancestry

Ancestry	Count	%
Italian	1,253	6.9%
Arab	391	2.2%
French	346	1.9%
Irish	120	0.7%

Ancestry	Count	%
English	60	0.3%
Dutch	30	0.2%
German	23	0.1%
Polish	22	0.1%

Technology access

Metric	% of households
Computer access	39.1%
Internet access	97.0%

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

Frequently asked questions

What ZIP codes does Monmouth Junction, NJ have?

Monmouth Junction, NJ has one ZIP code: 08852. Each ZIP code serves a distinct delivery area within the city and surrounding region.