Morris Plains

Also known as Morris Plains, New Jersey, Morris Plains, NJ

borough in New Jersey, United States

Key facts

Country: United States
State: New Jersey
County: Morris
Incorporated: April 15, 1926
Named after: Lewis Morris
Type: Borough
Body: Borough Council
Mayor: Jason C. Karr ( D , term ends December 31, 2026)
Municipal clerk: RoseMarie Leyhan
Total: 2.59 sq mi (6.71 km )
Land: 2.55 sq mi (6.61 km )
Water: 0.035 sq mi (0.09 km ) 1.35%
Rank

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Article

Morris Plains is a borough in Morris County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 6,153, an increase of 621 (+11.2%) from the 2010 census count of 5,532, which in turn reflected an increase of 296 (+5.7%) from the 5,236 counted in the 2000 census.

Morris Plains was incorporated as a borough by an act of the New Jersey Legislature on March 15, 1926, from portions of Hanover Township, based on the results of a referendum held on April 15, 1926. The borough's name comes from Lewis Morris, colonial governor of New Jersey.