Mendham ZIP Codes — Morris County, NJ

There is one unique ZIP code in Mendham, New Jersey and it is 07945. Area code: 862/973.

ZIP codes

19.48

sq mi land

0.30

sq mi water

862/973

area code

Mendham, NJ ZIP code map

About Mendham, NJ

Mendham, New Jersey, is a charming and picturesque community nestled in Morris County. Known for its rich history and quaint suburban atmosphere, Mendham attracts residents seeking a peaceful lifestyle. The town offers a blend of rural beauty and modern conveniences, making it an appealing destination for families and individuals alike.

Location & geography

Mendham is located in northern New Jersey, approximately 30 miles west of New York City. It is bordered by several nearby cities, including Chester, NJ, about 6 miles to the northwest; Morristown, NJ, roughly 8 miles to the east; and Mountain Lakes, NJ, approximately 5 miles to the south. The town occupies a total area of 19.48 square miles, with 0.30 square miles designated as water, featuring a varied terrain that includes rolling hills and lush landscapes.

Community & economy

The character of Mendham is defined by its warm, community-oriented residents and well-preserved historic sites. The local economy is supported by small businesses, retail shops, and services catering to the needs of its inhabitants. Daily life in Mendham reflects a blend of outdoor activities, community events, and a strong emphasis on family-friendly initiatives.

Transportation

Mendham is accessible via several major highways, including Route 24, which provides convenient connections to surrounding areas. For air travel, the nearest major airport is Newark Liberty International Airport, located approximately 30 miles away. Public transportation options are limited, but local bus services do connect the town to regional transit routes.

History

Mendham was founded in the early 18th century and has since cultivated a reputation as a historically rich community. Initially, agriculture and local manufacturing were key industries that shaped its development. Notable events in Mendham's history include the establishment of various historic landmarks that reflect its heritage.

Did you know?

One little-known fact about Mendham is that it has been home to many notable residents, including some prominent figures in the arts and politics. Additionally, the town hosts various annual events that celebrate its rich cultural history, attracting visitors from neighboring areas.

ZIP codes for Mendham, NJ (1)

ZIP code	City	County	Map
07945	Mendham	Morris	View map

Demographics & statistics

9,698

Population

47.0

Median age

$234,150

Median household income

$106,098

Per capita income

$883,100

Median home value

$2,833

Median monthly rent

90.1%

Home ownership

1.9%

Poverty rate

2.6%

Unemployment

3,122

Housing units

76.0%

Bachelor's or higher

Age distribution

Male Female

190

Under 5

209

263

5–9

291

341

10–14

377

368

15–19

406

275

20–24

303

312

25–34

344

410

35–44

452

938

45–54

1,036

387

55–59

427

306

60–64

338

398

65–74

439

231

75–84

256

191

85+

210

← Male

Female →

Age summary

Group	Count	%
Under 18	2,123	21.9%
18 and over	7,575	78.1%
65 and over	1,725	17.8%
Median age	47.0 years

Race & ethnicity

White 81.6%

Two or more races 5.7%

Hispanic or Latino 5.3%

Asian 4.8%

Other race 2.1%

Black or African American 0.4%

Group	Count	%
White	8,356	81.6%
Two or more races	585	5.7%
Hispanic or Latino	546	5.3%
Asian	493	4.8%
Other race	220	2.1%
Black or African American	44	0.4%

Household income

Under $10k 1.0%

$10k–$15k 0.5%

$15k–$25k 0.7%

$25k–$35k 1.2%

$35k–$50k 3.1%

$50k–$75k 4.0%

$75k–$100k 4.8%

$100k–$150k 12.2%

$150k–$200k 16.2%

$200k+ 56.3%

Range	% of households
Under $10k	1.0%
$10k–$15k	0.5%
$15k–$25k	0.7%
$25k–$35k	1.2%
$35k–$50k	3.1%
$50k–$75k	4.0%
$75k–$100k	4.8%
$100k–$150k	12.2%
$150k–$200k	16.2%
$200k+	56.3%
Median income	$234,150

Housing

Home values

$50k–$100k 0.2%

$100k–$150k 1.7%

$200k–$300k 1.2%

$300k–$500k 7.6%

$500k–$1M 52.1%

$1M+ 37.2%

Housing overview

Metric	Value
Median home value	$883,100
Median rent / month	$2,833
Owner occupied	90.1%
Renter occupied	9.9%
Vacant	2.0%
Single-family detached	88.2%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	10.0
Avg household size (owned)	2.91

Year built

Era	%
2020 or later	0.0%
2010–2019	0.5%
2000–2009	10.2%
1990–1999	13.9%
1980–1989	9.6%
1970–1979	25.9%
1960–1969	14.3%
1950–1959	9.0%
1940–1949	5.6%
1939 or earlier	10.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	3.2%
2 bedrooms	10.3%
3 bedrooms	18.4%
4 bedrooms	39.0%
5+ bedrooms	29.3%

Vehicles per household

Vehicles	% of households
No vehicle	1.9%
1 vehicle	16.8%
2 vehicles	49.0%
3 or more	32.4%

Heating fuel

Fuel type	%
Utility gas	81.9%
Electricity	11.0%
Propane / LP gas	1.7%
Fuel oil	5.2%

Households & families

Household type	Count	%
Married-couple family	2,348	69.3%
Cohabiting couple	43	1.3%
Male householder, no spouse	510	15.0%
Female householder, no spouse	489	14.4%
Households with children under 18	1,146	33.8%
Households with seniors (65+)	1,059	31.2%
Average household size	2.79

Marital status

Status	Male	Female
Never married	20.1%	28.7%
Married	69.9%	58.0%
Separated	0.6%	0.5%
Widowed	2.6%	6.1%
Divorced	6.8%	6.6%

Education

Less than 9th grade 0.7%

Some HS, no diploma 0.4%

HS graduate 9.4%

Some college, no degree 9.1%

Associate's degree 4.3%

Bachelor's degree 38.8%

Graduate / professional 37.2%

Metric	%
HS diploma or higher	98.9%
Bachelor's or higher	76.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	149	6.1%
Kindergarten	128	5.2%
Elementary school	1,009	41.0%
High school	710	28.9%
College / grad school	465	18.9%

Employment

Industry of employment

Education & healthcare 20.7%

Professional & management 20.0%

Finance & real estate 17.4%

Manufacturing 9.7%

Retail trade 6.9%

Other services 5.9%

Arts, food & hospitality 5.8%

Information 3.8%

Wholesale trade 2.8%

Construction 2.6%

Transportation & utilities 2.3%

Public administration 1.3%

Agriculture & mining 0.8%

Occupation

Category	%
Management, business & arts	66.8%
Service	7.8%
Sales & office	20.3%
Natural resources & construction	2.1%
Production & transportation	3.0%

Employment type

Type	%
Private sector	79.0%
Government	12.5%
Self-employed	8.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	69.2%
Carpool	1.2%
Public transit	3.8%
Walk	0.7%
Other means	5.0%
Avg commute (minutes)	37.6

Poverty

All people 1.9%

Under 18 years 0.6%

18 and over 2.2%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	26.3%
Retirement income	21.3%
Supplemental Security	1.6%
Cash public assistance	1.0%
Food stamps / SNAP	0.8%

Health indicators

Condition	%
High blood pressure	0.0%
High cholesterol	0.0%
Heart disease	5.5%
Stroke	2.2%
Asthma	7.9%
Arthritis	20.6%
Kidney disease	2.3%
Pulmonary disease	4.2%
Cancer	8.1%

Behavior / access	%
Binge drinking	16.3%
No physical activity	12.3%
Less than 7 hrs sleep	27.3%
Fair or poor health	7.3%
Poor mental health	11.0%
Poor physical health	6.5%
No health insurance	7.0%
Visited doctor (checkup)	75.7%
Visited dentist	79.8%
Cholesterol screening	0.0%
Teeth loss	5.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	209	2.8%

Disability	%
Any disability	7.3%
Under 18	4.4%
18–64 years	3.4%
65 and over	25.1%

Health insurance coverage

Type	%
Private insurance	91.1%
Public insurance	19.6%
Uninsured under 19	0.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	9,299	95.9%
Spanish	144	1.5%
Other Indo-European	7	0.1%
Asian & Pacific Islander	78	0.8%
Other languages	59	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	8,576	88.4%
Born in same state	8,412	86.7%
Born in different state	5,426	55.9%
Foreign born	164	1.7%
Naturalized citizen	1,122	11.6%
Not a US citizen	679	60.5%

Ancestry

Ancestry	Count	%
Italian	2,284	23.6%
French	959	9.9%
Arab	580	6%
English	220	2.3%
Irish	124	1.3%

Ancestry	Count	%
Polish	100	1%
Dutch	48	0.5%
Norwegian	39	0.4%
German	7	0.1%

Technology access

Metric	% of households
Computer access	35.0%
Internet access	97.6%

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

Frequently asked questions

What ZIP codes does Mendham, NJ have?

Mendham, NJ has one ZIP code: 07945. Each ZIP code serves a distinct delivery area within the city and surrounding region.