Mendham demographics profile

StatisticMendhamNew JerseyNational
Population density (sq mi)8451,21591
Median age47.639.537.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)74%56%55%
Families w/ Kids under 1844%45%43%
Speak English89%69%79%
Speak Spanish4%16%13%
Mendham, NJ has a population of 5,012 and is the 6,462nd largest city in the United States. The population density is 845 per sq mi which is 30% lower than the New Jersey average and 833% higher than the national average. The median age in Mendham is 48 which is approximately 21% higher than the New Jersey average of 40. In Mendham, 74% of the population over 15 years of age are married, 89% speak English and 4% speak Spanish. 62% of Mendham residents were born in New Jersey, 30% were born out of state, 2% were born outside of the United States and 6% were foreign born.
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Did you know?

  • The population density in Mendham is 30% lower than New Jersey.
  • The median age in Mendham is 21% higher than New Jersey.
  • In Mendham 94.33% of the population is White.
  • In Mendham 0.92% of the population is Black or African American.
  • In Mendham 2.53% of the population is Asian.

Compare Mendham, NJ Demographics To Other Cities

Mendham population breakdown by race

RaceMendhamNew JerseyNational
Black or African American0.92%13.54%12.63%
American Indian0.86%0.21%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race1.12%2.53%3.06%
Other race0.24%6.35%4.75%
In Mendham, 4.6% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Mendham age breakdown

Marital status

Age of children in married couples

Source: The Mendham, NJ demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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