08850 ZIP Code — Milltown, NJ

Middlesex County, New Jersey

ZIP code 08850 is located in Milltown, New Jersey, within Middlesex County. It covers approximately 2.31 square miles and serves a population of 8,410 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 732.

About ZIP code 08850

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $419,100. Owner-occupancy is high at 83%, well above the national average.

Median household income is $127,089. 33% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 28 minutes is near the national average.

Educational attainment is near the national average, with 45% of residents holding a bachelor's degree or higher.

Overall, ZIP code 08850 reflects a community defined by high homeownership and a significant Social Security-dependent population.

8,410

population

2.31

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

08850 ZIP code map

Cities in ZIP code 08850

Below are the cities the US Postal Service accepts for ZIP code 08850. Using any city not on this list may result in mail delivery delays.

City	Status
Milltown	Preferred

Nearby ZIP codes

08816 East Brunswick (1.7 mi) 08902 North Brunswick (2.1 mi) 08933 New Brunswick (2.6 mi) 08989 New Brunswick (2.6 mi) 08901 New Brunswick (2.6 mi) 08882 South River (3.5 mi) 08904 Highland Park (3.7 mi) 08884 Spotswood (4.8 mi) 08828 Helmetta (5.1 mi) 08873 Somerset (5.4 mi) 08817 Edison (5.4 mi) 08872 Sayreville (5.8 mi)

Demographics updated 05/2026

Population
Total population	8,410
Population density	3,641 / sq mi
State FIPS	34
County FIPS	023

Geography
Land area	2.31 sq mi
Water area	0.10 sq mi
Latitude	40.4498
Longitude	-74.4449
Timezone	Eastern (ET)
Area code	732

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.8%	26.5%	30.2%
$50k – $100k	20.7%	27.5%	26.7%
$100k – $200k	39.3%	31.9%	28.3%
Over $200k	15.2%	14.1%	14.8%

Demographics & statistics

8,410

Population

3,641

People per sq mi

43.6

Median age

$127,089

Median household income

$55,030

Per capita income

$419,100

Median home value

$1,715

Median monthly rent

83.1%

Home ownership

1.3%

Poverty rate

5.0%

Unemployment

2,594

Housing units

45.0%

Bachelor's or higher

Age distribution

Male Female

309

Under 5

353

197

5–9

226

261

10–14

300

152

15–19

174

131

20–24

149

489

25–34

561

573

35–44

657

460

45–54

526

328

55–59

376

411

60–64

470

420

65–74

482

75–84

113

85+

103

← Male

Female →

Age summary

Group	Count	%
Under 18	1,914	22.8%
18 and over	6,496	77.2%
65 and over	1,307	15.5%
Median age	43.6 years

Race & ethnicity

White 74.3%

Hispanic or Latino 10.1%

Two or more races 7.3%

Asian 4.3%

Other race 3.6%

Black or African American 0.5%

Group	Count	%
White	6,944	74.3%
Hispanic or Latino	940	10.1%
Two or more races	682	7.3%
Asian	404	4.3%
Other race	336	3.6%
Black or African American	44	0.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.8%	26.5%	30.2%
$50k – $100k	20.7%	27.5%	26.7%
$100k – $200k	39.3%	31.9%	28.3%
Over $200k	15.2%	14.1%	14.8%

Under $10k 0.5%

$10k–$15k 0.1%

$15k–$25k 1.7%

$25k–$35k 1.7%

$35k–$50k 8.8%

$50k–$75k 17.0%

$75k–$100k 11.3%

$100k–$150k 18.4%

$150k–$200k 13.9%

$200k+ 26.5%

Range	% of households
Under $10k	0.5%
$10k–$15k	0.1%
$15k–$25k	1.7%
$25k–$35k	1.7%
$35k–$50k	8.8%
$50k–$75k	17.0%
$75k–$100k	11.3%
$100k–$150k	18.4%
$150k–$200k	13.9%
$200k+	26.5%
Median income	$127,089

Housing

Home values

Under $50k 0.8%

$50k–$100k 0.4%

$150k–$200k 2.7%

$200k–$300k 17.9%

$300k–$500k 53.5%

$500k–$1M 23.8%

$1M+ 0.9%

Housing overview

Metric	Value
Median home value	$419,100
Median rent / month	$1,715
Owner occupied	83.1%
Renter occupied	16.9%
Vacant	2.9%
Single-family detached	86.9%
Large apartment buildings	1.4%
Mobile homes	0.0%
Median rooms	6.8
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	0.0%
2010–2019	1.0%
2000–2009	2.6%
1990–1999	1.9%
1980–1989	9.5%
1970–1979	14.6%
1960–1969	20.4%
1950–1959	17.0%
1940–1949	5.2%
1939 or earlier	27.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.5%
1 bedroom	3.9%
2 bedrooms	17.2%
3 bedrooms	43.0%
4 bedrooms	31.0%
5+ bedrooms	4.4%

Vehicles per household

Vehicles	% of households
No vehicle	3.8%
1 vehicle	21.4%
2 vehicles	46.6%
3 or more	28.2%

Heating fuel

Fuel type	%
Utility gas	91.6%
Electricity	4.5%
Fuel oil	3.1%

Households & families

Household type	Count	%
Married-couple family	1,760	58.4%
Cohabiting couple	174	5.8%
Male householder, no spouse	263	8.7%
Female householder, no spouse	818	27.1%
Households with children under 18	983	32.6%
Households with seniors (65+)	915	30.3%
Average household size	2.79

Marital status

Status	Male	Female
Never married	22.8%	17.3%
Married	68.4%	52.4%
Separated	0.5%	1.8%
Widowed	1.1%	12.9%
Divorced	7.3%	15.6%

Education

Less than 9th grade 0.6%

Some HS, no diploma 3.3%

HS graduate 22.0%

Some college, no degree 18.6%

Associate's degree 10.5%

Bachelor's degree 31.5%

Graduate / professional 13.4%

Metric	%
HS diploma or higher	96.1%
Bachelor's or higher	45.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	211	11.4%
Kindergarten	69	3.7%
Elementary school	784	42.3%
High school	368	19.9%
College / grad school	421	22.7%

Employment

Industry of employment

Education & healthcare 26.6%

Finance & real estate 11.8%

Retail trade 10.0%

Public administration 9.4%

Professional & management 8.8%

Transportation & utilities 7.7%

Manufacturing 7.3%

Other services 6.2%

Construction 4.4%

Information 3.5%

Arts, food & hospitality 3.4%

Wholesale trade 0.8%

Occupation

Category	%
Management, business & arts	46.2%
Service	13.9%
Sales & office	24.8%
Natural resources & construction	4.0%
Production & transportation	11.1%

Employment type

Type	%
Private sector	74.1%
Government	20.9%
Self-employed	5.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	79.7%
Carpool	2.5%
Public transit	4.7%
Walk	0.3%
Work from home	11.1%
Other means	1.8%
Avg commute (minutes)	28.0

Poverty

All people 1.3%

Under 18 years 0.7%

18 and over 1.4%

Married-couple families 1.3%

Female-led households 0.0%

Income support

Source	% of households
Social Security	33.0%
Retirement income	30.3%
Supplemental Security	1.9%
Cash public assistance	0.1%
Food stamps / SNAP	4.7%

Health indicators

Condition	%
Obesity	24.4%
High blood pressure	0.0%
High cholesterol	0.0%
Diabetes	8.3%
Heart disease	6.1%
Stroke	2.5%
Asthma	9.0%
Arthritis	19.7%
Kidney disease	2.5%
Pulmonary disease	5.4%
Cancer	6.8%

Behavior / access	%
Smoking	12.3%
Binge drinking	18.7%
No physical activity	17.6%
Less than 7 hrs sleep	32.0%
Depression	16.9%
Fair or poor health	10.0%
Poor mental health	13.5%
Poor physical health	8.1%
No health insurance	10.9%
Visited doctor (checkup)	75.5%
Visited dentist	70.7%
Cholesterol screening	0.0%
Teeth loss	9.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	361	5.6%

Disability	%
Any disability	8.7%
Under 18	5.7%
18–64 years	6.5%
65 and over	21.6%

Health insurance coverage

Type	%
Private insurance	87.0%
Public insurance	27.5%
No insurance	1.9%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	7,748	92.1%
Spanish	658	8.5%
Other Indo-European	42	0.5%
Asian & Pacific Islander	257	3.3%
Other languages	46	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,890	81.9%
Born in same state	6,829	81.2%
Born in different state	5,683	67.6%
Foreign born	61	0.7%
Naturalized citizen	1,520	18.1%
Not a US citizen	953	62.7%

Ancestry

Ancestry	Count	%
Italian	1,965	23.4%
Irish	946	11.2%
French	587	7%
Norwegian	134	1.6%
Arab	123	1.5%

Ancestry	Count	%
English	59	0.7%
Polish	22	0.3%
German	12	0.1%
Dutch	6	0.1%

Technology access

Metric	% of households
Computer access	35.9%
Internet access	96.7%

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

Frequently asked questions about ZIP code 08850

What city is ZIP code 08850 in?

ZIP code 08850 is primarily assigned to Milltown, New Jersey.

What county is ZIP code 08850 in?

ZIP code 08850 falls within Middlesex County, New Jersey.

Is ZIP code 08850 mostly owner-occupied?

83% of occupied units in ZIP code 08850 are owner-occupied, well above the national average.

What is the median household income in ZIP code 08850?

The median household income in ZIP code 08850 is $127,089, above the national median of ~$75,000.

What is the typical home value in ZIP code 08850?

The median home value in ZIP code 08850 is $419,100.

What is the population of ZIP code 08850?

ZIP code 08850 has an estimated population of 8,410 residents, with a density of 3,649 people per square mile.

What timezone is ZIP code 08850 in?

ZIP code 08850 observes the EST timezone.