Montgomery County, colloquially referred to as Montco, is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population of the county was 856,553, making it the third-most populous county in Pennsylvania after Philadelphia and Allegheny counties. The county is part of the Southeast Pennsylvania region of the state. The county seat and largest city is Norristown. The county is part of the Philadelphia–Camden–Wilmington PA-NJ–DE–MD metropolitan statistical area, known as the Delaware Valley, and marks the Delaware Valley's northern border with the Lehigh Valley region of eastern Pennsylvania. The county borders Philadelphia, the nation's sixth-largest city, to its southeast, Bucks County to its east, Berks and Lehigh counties to its north, Delaware County to its south, and Chester County to its southwest. The county was created on September 10, 1784, out of land originally part of Philadelphia County. The first courthouse was housed in the Barley Sheaf Inn.

Founded: September 10, 1784
Named for: Richard Montgomery or Montgomeryshire
Seat: Norristown
Largest municipality: Lower Merion Township
Total: 487 sq mi (1,261.32 km²)
Land: 483 sq mi (1,250.96 km²)
Water: 4.2 sq mi (10.88 km²), 0.9
Density: 1,773/sq mi (/km²)
Time zone: Eastern: UTC-5-4
Official Website: http://www.montcopa.org/
Wikidata description: county in Pennsylvania, United States
Wikidata id: Q378527
Wikidata label: Montgomery County
Wikidata aliases: Array
Source
Results from DuckDuckGo

Agency Contact Information