Montclair, Virginia

Montclair, Virginia
Location in Prince William County and the state of Virginia.
Coordinates: 38°36′57″N 77°20′35″W / 38.61583°N 77.34306°W / 38.61583; -77.34306
CountryUnited States
StateVirginia
CountyPrince William
Area
 • Total
6.2 sq mi (16.0 km2)
 • Land6.0 sq mi (15.6 km2)
 • Water0.12 sq mi (0.3 km2)
Elevation
125 ft (38 m)
Population
 (2020)
 • Total
22,279
 • Density3,700/sq mi (1,430/km2)
Time zoneUTC−5 (Eastern (EST))
 • Summer (DST)UTC−4 (EDT)
ZIP code
22025
Area codes571, 703
FIPS code51-52658
GNIS feature ID1867595

Montclair is a census-designated place (CDP) in Prince William County, Virginia, United States. The population was 22,279 in the 2020 census. An affluent residential community surrounding a man-made lake and golf course, development began in the late 1960s and new home construction ended during the 1990s.