Clark ZIP Codes — Union County, NJ

There is one unique ZIP code in Clark, New Jersey and it is 07066. Area code: 732/908.

ZIP codes

4.38

sq mi land

0.18

sq mi water

732/908

area code

Clark, NJ ZIP code map

About Clark, NJ

Clark, New Jersey, is a charming township located in Union County. Known for its suburban feel, Clark offers a blend of residential comforts and local amenities. The community emphasizes a family-friendly atmosphere, making it an appealing choice for many residents.

Location & geography

Clark is situated in north-central New Jersey and is bordered by notable municipalities such as Westfield to the south (about 3 miles away), Linden to the east (around 2 miles away), and Cranford to the west (approximately 2.5 miles away). The township covers a total land area of 4.38 square miles, complemented by a water area of 0.18 square miles. Its terrain features a mix of residential neighborhoods and local parks, contributing to the area's scenic beauty.

Community & economy

The character of Clark is welcoming and family-oriented, boasting a strong sense of community among its residents. The township's economy is supported by local small businesses and retail establishments that cater to everyday needs. Daily life in Clark often includes outdoor activities, as residents enjoy the township's parks and recreational facilities.

Transportation

Clark is conveniently accessible via major highways, including the Garden State Parkway, which provides smooth commuting to surrounding areas. The nearest named airport is Newark Liberty International Airport, located about 10 miles away, offering domestic and international travel options. Additionally, public transportation options are available, including bus services that connect Clark to neighboring towns and cities.

History

Clark was originally part of the larger township of Rahway before it was established as an independent township in 1864. The area has traditionally been residential, with key industries evolving around small businesses and local services. Notable events in the township’s history include the development of its parks and community services to enhance residents' quality of life.

Did you know?

One surprising fact about Clark is that it is home to the Union County Arts Center, which hosts various cultural events and performances throughout the year. Additionally, the township is known for its rich history and involvement in local arts, making it a hidden gem in New Jersey.

ZIP codes for Clark, NJ (1)

ZIP code	City	County	Map
07066	Clark	Union	View map

Demographics & statistics

15,415

Population

43.1

Median age

$120,882

Median household income

$56,980

Per capita income

$546,800

Median home value

$1,734

Median monthly rent

76.7%

Home ownership

2.8%

Poverty rate

4.5%

Unemployment

4,673

Housing units

45.9%

Bachelor's or higher

Age distribution

Male Female

364

Under 5

364

611

5–9

610

437

10–14

437

323

15–19

322

413

20–24

413

943

25–34

941

1,058

35–44

1,055

885

45–54

884

510

55–59

509

543

60–64

542

804

65–74

802

528

75–84

527

295

85+

295

← Male

Female →

Age summary

Group	Count	%
Under 18	3,242	21.0%
18 and over	12,173	79.0%
65 and over	3,251	21.1%
Median age	43.1 years

Race & ethnicity

White 83.1%

Hispanic or Latino 5.3%

Two or more races 4.2%

Asian 3.4%

Black or African American 2.4%

Other race 1.7%

Group	Count	%
White	13,530	83.1%
Hispanic or Latino	858	5.3%
Two or more races	677	4.2%
Asian	551	3.4%
Black or African American	386	2.4%
Other race	271	1.7%

Household income

Under $10k 1.3%

$10k–$15k 1.2%

$15k–$25k 4.5%

$25k–$35k 2.8%

$35k–$50k 5.8%

$50k–$75k 12.6%

$75k–$100k 11.8%

$100k–$150k 24.6%

$150k–$200k 14.3%

$200k+ 21.1%

Range	% of households
Under $10k	1.3%
$10k–$15k	1.2%
$15k–$25k	4.5%
$25k–$35k	2.8%
$35k–$50k	5.8%
$50k–$75k	12.6%
$75k–$100k	11.8%
$100k–$150k	24.6%
$150k–$200k	14.3%
$200k+	21.1%
Median income	$120,882

Housing

Home values

Under $50k 1.1%

$200k–$300k 2.8%

$300k–$500k 37.6%

$500k–$1M 57.0%

$1M+ 1.4%

Housing overview

Metric	Value
Median home value	$546,800
Median rent / month	$1,734
Owner occupied	76.7%
Renter occupied	23.3%
Vacant	2.4%
Single-family detached	73.7%
Large apartment buildings	10.3%
Mobile homes	0.0%
Median rooms	6.7
Avg household size (owned)	2.79

Year built

Era	%
2020 or later	0.8%
2010–2019	5.5%
2000–2009	5.1%
1990–1999	2.9%
1980–1989	3.5%
1970–1979	13.6%
1960–1969	23.1%
1950–1959	32.5%
1940–1949	9.0%
1939 or earlier	3.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	13.0%
2 bedrooms	15.2%
3 bedrooms	43.0%
4 bedrooms	24.1%
5+ bedrooms	3.9%

Vehicles per household

Vehicles	% of households
No vehicle	4.2%
1 vehicle	32.9%
2 vehicles	41.2%
3 or more	21.8%

Heating fuel

Fuel type	%
Utility gas	82.4%
Electricity	7.4%
Propane / LP gas	2.3%
Fuel oil	6.8%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	3,236	54.8%
Cohabiting couple	219	3.7%
Male householder, no spouse	690	11.7%
Female householder, no spouse	1,757	29.8%
Households with children under 18	1,707	28.9%
Households with seniors (65+)	2,392	40.5%
Average household size	2.59

Marital status

Status	Male	Female
Never married	29.0%	25.7%
Married	59.1%	50.1%
Separated	0.6%	1.4%
Widowed	3.1%	14.2%
Divorced	8.2%	8.6%

Education

Less than 9th grade 1.8%

Some HS, no diploma 2.8%

HS graduate 27.6%

Some college, no degree 15.6%

Associate's degree 6.3%

Bachelor's degree 25.8%

Graduate / professional 20.0%

Metric	%
HS diploma or higher	95.5%
Bachelor's or higher	45.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	220	7.0%
Kindergarten	146	4.6%
Elementary school	1,349	42.9%
High school	643	20.4%
College / grad school	790	25.1%

Employment

Industry of employment

Education & healthcare 27.0%

Retail trade 11.9%

Professional & management 10.0%

Manufacturing 9.9%

Transportation & utilities 7.2%

Public administration 7.0%

Wholesale trade 6.8%

Construction 5.9%

Finance & real estate 5.1%

Arts, food & hospitality 4.5%

Information 2.7%

Other services 2.1%

Occupation

Category	%
Management, business & arts	50.4%
Service	10.8%
Sales & office	23.8%
Natural resources & construction	5.8%
Production & transportation	9.1%

Employment type

Type	%
Private sector	72.6%
Government	23.4%
Self-employed	4.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	74.8%
Carpool	4.5%
Public transit	5.7%
Walk	1.1%
Other means	1.4%
Avg commute (minutes)	30.6

Poverty

All people 2.8%

Under 18 years 1.9%

18 and over 3.1%

Married-couple families 1.6%

Female-led households 3.6%

Income support

Source	% of households
Social Security	40.8%
Retirement income	40.1%
Supplemental Security	2.9%
Cash public assistance	2.0%
Food stamps / SNAP	1.9%

Health indicators

Condition	%
High blood pressure	0.0%
High cholesterol	0.0%
Heart disease	6.1%
Stroke	2.7%
Asthma	8.4%
Arthritis	20.8%
Kidney disease	2.6%
Pulmonary disease	5.3%
Cancer	7.8%

Behavior / access	%
Binge drinking	17.5%
No physical activity	19.4%
Less than 7 hrs sleep	31.1%
Fair or poor health	10.2%
Poor mental health	12.2%
Poor physical health	8.2%
No health insurance	11.3%
Visited doctor (checkup)	75.2%
Visited dentist	72.2%
Cholesterol screening	0.0%
Teeth loss	9.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	559	4.6%

Disability	%
Any disability	9.7%
Under 18	1.9%
18–64 years	8.5%
65 and over	21.2%

Health insurance coverage

Type	%
Private insurance	87.9%
Public insurance	26.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	14,687	95.3%
Spanish	989	6.7%
Other Indo-European	279	1.9%
Asian & Pacific Islander	412	2.8%
Other languages	41	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	13,360	86.7%
Born in same state	13,258	86.0%
Born in different state	11,150	72.3%
Foreign born	102	0.7%
Naturalized citizen	2,055	13.3%
Not a US citizen	1,788	87.0%

Ancestry

Ancestry	Count	%
Italian	2,259	14.7%
French	882	5.7%
Arab	794	5.2%
Norwegian	150	1%
Irish	64	0.4%

Ancestry	Count	%
German	30	0.2%
Polish	21	0.1%
English	18	0.1%
Dutch	10	0.1%

Technology access

Metric	% of households
Computer access	38.3%
Internet access	95.9%

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

Frequently asked questions

What ZIP codes does Clark, NJ have?

Clark, NJ has one ZIP code: 07066. Each ZIP code serves a distinct delivery area within the city and surrounding region.