Mendham Township is a township in Morris County, in the central portion of northern New Jersey, United States, located more than 30 miles (48 km) due west of New York City. As of the 2010 United States Census, the township’s population was 5,869, reflecting an increase of 469 (+8.7%) from the 5,400 counted in the 2000 Census, which had in turn increased by 863 (+19.0%) from the 4,537 counted in the 1990 Census.
The township was originally formed on March 29, 1749, from portions of Hanover Township, Morris Township and Roxbury Township.[21] After the Revolutionary War, on February 21, 1798, the township was incorporated by the Township Act of 1798 of the New Jersey Legislature as one of the state’s initial group of 104 townships. Portions of the township were taken to create Randolph Township on January 1, 1806. Mendham Borough became an independent municipality when it was formed on May 15, 1906.
The township may be named for Mendham, Suffolk, England, or the name may derive from the Native American word mendom (meaning “raspberry”) or for an Earl of Mendham.
According to the United States Census Bureau, the township had a total area of 18.100 square miles (46.881 km2), including 17.871 square miles (46.287 km2) of land and 0.229 square miles (0.594 km2) of water (1.27%).
Unincorporated communities, localities and place names located partially or completely within the township include Brookside, Colemans Hollow, Days Mills, Pleasant Valley, Ralston and Washington Corner.
The township surrounds Mendham Borough on three sides and borders Morris Township to the east, Harding Township to the southeast, Randolph to the north and Chester Township to the west all of which are located in Morris County. Bernardsville lies to the south and Peapack-Gladstone lies to the southwest, both located in Somerset County.
As of the 2010 United States Census, there were 5,869 people, 1,952 households, and 1,659 families residing in the township. The population density was 328.4 per square mile (126.8/km2). There were 2,062 housing units at an average density of 115.4 per square mile (44.6/km2). The racial makeup of the township was 93.32% (5,477) White, 1.29% (76) Black or African American, 0.05% (3) Native American, 3.41% (200) Asian, 0.00% (0) Pacific Islander, 0.56% (33) from other races, and 1.36% (80) from two or more races. Hispanic or Latino of any race were 3.60% (211) of the population.
Source: Wikipedia
