Willow Grove, Pennsylvania

Willow Grove
North York Road in downtown Willow Grove
Nickname: 
The Grove
Willow Grove
Willow Grove
Coordinates: 40°08′38″N 75°06′57″W / 40.14389°N 75.11583°W / 40.14389; -75.11583
CountryUnited States
StatePennsylvania
CountyMontgomery
TownshipAbington, Upper Moreland
Area
  Total
3.6 sq mi (9 km2)
  Land3.6 sq mi (9 km2)
  Water0.0 sq mi (0 km2)
Elevation
269 ft (82 m)
Population
 (2010)
  Total
15,726
  Density4,400/sq mi (1,700/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP Code
19090
Area code(s)215, 267, and 445
GNIS feature ID1193673

Willow Grove is a census-designated place (CDP) in Montgomery County, Pennsylvania, United States. A community in Philadelphia's northern suburbs, the population was 13,730 at the 2020 census. It is located in Abington Township and Upper Moreland Township. Willow Grove was once known for Willow Grove Park, an amusement park that was open from 1896 to 1976, now the site of Willow Grove Park Mall. Willow Grove is considered an edge city of Philadelphia, with large amounts of retail and office space.

Naval Air Station Joint Reserve Base Willow Grove was located northwest of the Willow Grove CDP in Horsham Township. NAS JRB Willow Grove transitioned into Horsham Air National Guard Station in September 2011.

Willow Grove is located 37 miles (60 km) southeast of Allentown and 13 miles (21 km) north of Philadelphia.