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Mendham Borough, New Jersey facts for kids

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Mendham Borough, New Jersey
Borough of Mendham
Historic Thompson HouseMendham, New Jersey, c. 1970
Historic Thompson House
Mendham, New Jersey, c. 1970
Location in Morris County and the state of New Jersey.
Location in Morris County and the state of New Jersey.
Census Bureau map of Mendham Borough, New Jersey
Census Bureau map of Mendham Borough, New Jersey
Country  United States
State  New Jersey
County Morris
Incorporated May 15, 1906
 • Type Borough
 • Body Borough Council
 • Total 5.98 sq mi (15.49 km2)
 • Land 5.93 sq mi (15.36 km2)
 • Water 0.05 sq mi (0.13 km2)  0.84%
Area rank 257th of 565 in state
23rd of 39 in county
522 ft (159 m)
 • Total 4,981
 • Estimate 
 • Rank 379th of 566 in state
31st of 39 in county
 • Density 837.1/sq mi (323.2/km2)
 • Density rank 403rd of 566 in state
30th of 39 in county
Time zone UTC−05:00 (Eastern (EST))
 • Summer (DST) UTC−04:00 (Eastern (EDT))
ZIP Code
Area code(s) 908 and 973
FIPS code 3402745330
GNIS feature ID 0885296

Mendham Borough is a borough in Morris County, New Jersey, in the United States. As of the 2010 United States Census, the borough's population was 4,981, reflecting a decline of 116 (-2.3%) from the 5,097 counted in the 2000 Census, which had in turn increased by 207 (+4.2%) from the 4,890 counted in the 1990 Census. Located in the Raritan Valley region within the New York Metropolitan area, the North Branch of the Raritan River begins in Mendham Borough and flows in a southwest direction towards the Somerset Hills in neighboring Somerset County.

The borough is known for the Mendham Historic District, which is listed on the National Register of Historic Places with notable landmarks the Phoenix House, which serves as the Borough's Municipal Building, and the historic Black Horse Inn and Tavern. New Jersey Monthly magazine ranked Mendham Borough as the best place to live in the state in its 2013 rankings of the "Best Places to Live" in New Jersey.

In the Forbes magazine's 2006 (209th; median sale price of $835,000) and 2012 (356th; $800,672) rankings of the Most Expensive ZIP Codes in the United States, Mendham was listed among the top 500 nationwide.

Along with Mendham Township, the Mendhams have been described by The New York Times as "both affluent". The borough is one of the state's highest-income communities. Based on data from the American Community Survey (ACS) for 2014–2018, Mendham Borough residents had a median household income of $158,542, almost double the statewide median of $79,363.


According to the United States Census Bureau, the borough had a total area of 6.000 square miles (15.541 km2), including 5.950 square miles (15.411 km2) of land and 0.050 square miles (0.130 km2) of water (0.84%).

The borough is surrounded by Mendham Township to the north, east, and west in Morris County and Bernardsville in Somerset County to the south.


Historical population
Census Pop.
1910 1,129
1920 969 −14.2%
1930 1,278 31.9%
1940 1,343 5.1%
1950 1,724 28.4%
1960 2,371 37.5%
1970 3,729 57.3%
1980 4,899 31.4%
1990 4,890 −0.2%
2000 5,097 4.2%
2010 4,981 −2.3%
2019 (est.) 4,847 −2.7%
Population sources: 1910-1920
1910 1910-1930
1930-1990 2000 2010

2010 Census

As of the census of 2010, there were 4,981 people, 1,722 households, and 1,326 families residing in the borough. The population density was 837.1 per square mile (323.2/km2). There were 1,798 housing units at an average density of 302.2 per square mile (116.7/km2)*. The racial makeup of the borough was 95.70% (4,767) White, 1.02% (51) Black or African American, 0.04% (2) Native American, 2.05% (102) Asian, 0.08% (4) Pacific Islander, 0.18% (9) from other races, and 0.92% (46) from two or more races. [[Hispanic (U.S. Census)|Hispanic or Latino of any race were 2.71% (135) of the population.

There were 1,722 households out of which 38.6% had children under the age of 18 living with them, 66.7% were married couples living together, 8.0% had a female householder with no husband present, and 23.0% were non-families. 20.3% of all households were made up of individuals, and 11.2% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.19.

In the borough, the population was spread out with 28.4% under the age of 18, 4.5% from 18 to 24, 16.8% from 25 to 44, 31.3% from 45 to 64, and 19.0% who were 65 years of age or older. The median age was 45.1 years. For every 100 females there were 91.7 males. For every 100 females ages 18 and old there were 83.5 males.

The Census Bureau's 2006-2010 American Community Survey showed that (in 2010 inflation-adjusted dollars) median household income was $119,787 (with a margin of error of +/- $28,685) and the median family income was $155,139 (+/- $15,546). Males had a median income of $145,739 (+/- $16,687) versus $82,813 (+/- $42,257) for females. The per capita income for the borough was $51,875 (+/- $16,636). About 2.5% of families and 2.8% of the population were below the poverty line, including 2.1% of those under age 18 and 6.0% of those age 65 or over.

Based on data from the 2006-2010 American Community Survey, the borough had a per-capita income of $51,875, ranked 89th in the state.


2018-07-31 12 49 45 View east along Morris County Route 510 (Main Street) at Morris County Route 525 (Hilltop Road) and Morris County Route 614 (Mountain Avenue) in Mendham, Morris County, New Jersey
County Route 510 eastbound in Mendham

Roads and highways

As of May 2010, the borough had a total of 28.40 miles (45.71 km) of roadways, of which 22.76 miles (36.63 km) were maintained by the municipality and 5.64 miles (9.08 km) by Morris County.

No Interstate, U.S. or state highways pass through Mendham. The most significant roadways directly serving the borough are County Route 510 and County Route 525.

Public transportation

NJ Transit offered service on the MCM4 and MCM5 routes until 2010, when subsidies to the local provider were eliminated as part of budget cuts.

Notable people

See also (related category): People from Mendham Borough, New Jersey

People who were born in, residents of, or otherwise closely associated with Mendham Borough include:

  • George Dod Armstrong (1813–1899), Presbyterian minister and author.
  • Adam Boyd (1746–1835), politician who represented New Jersey in Congress from 1803 to 1805, and again from 1808 to 1813.
  • Neil Cavuto (born 1958), Fox News network host.
  • Abner Doubleday (1819–1893), Union Army General during the American Civil War and the subject of a myth regarding his supposed founding of baseball.
  • Maggie Doyne (born c. 1987), philanthropist who has been recognized for her work helping to develop an orphanage and school in the Kopila Valley of Nepal after spending time in that country during a gap year after completing high school.
  • Robert E. Mulcahy III (born 1932), former athletic director at Rutgers University and former mayor.
  • Rosie Napravnik (born 1988), thoroughbred racehorse jockey.
  • Allegra Craver (born 1998), twice published author of young adult mystery novels. [1]


Public school students in pre-kindergarten through eighth grade attend the Mendham Borough Schools. As of the 2017–18 school year, the district, comprised of two schools, had an enrollment of 522 students and 52.2 classroom teachers (on an FTE basis), for a student–teacher ratio of 10.0:1. Schools in the district (with 2017-18 enrollment data from the National Center for Education Statistics) are Hilltop Elementary School with 259 students in grades PreK-4 and Mountain View Middle School with 257 students in grades 5–8.

Students in public school for ninth through twelfth grades attend West Morris Mendham High School, which is located in Mendham Borough and serves students from Chester Borough, Chester Township, Mendham Borough and Mendham Township. The school is part of the West Morris Regional High School District, which also serves students from Washington Township at West Morris Central High School. As of the 2017–18 school year, the high school had an enrollment of 1,241 students and 97.0 classroom teachers (on an FTE basis), for a student–teacher ratio of 12.8:1. The district's board of education has nine members who are elected directly by voters to serve three-year terms of office on a staggered basis. The nine seats on the board of education are allocated based on the populations of the constituent municipalities, with one seat assigned to Mendham Borough.

Saint Joseph School was a Catholic school established in 1963 and operated under the auspices of the Roman Catholic Diocese of Paterson that serves students in preschool through eighth grade. Founded in 1963, the school was recognized in 2012 by the National Blue Ribbon Schools Program.

The Westmont Montessori School, established in 1964, is the second-oldest Montessori school in New Jersey. It has served approximately 2,500 children ages 15 months to 6 years old in its 50-year history. Westmont is dually accredited by the American Montessori Society and the Middle States Association of Colleges and Schools.

Until 2005, Mendham was home to the Assumption College for Sisters, a two-year women's college that is open to lay students as well as those pursuing religious lives, operated by the Sisters of Christian Charity; the school has moved to the Morris Catholic High School campus in Denville Township.

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See also

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