WM Logo West Middlesex

West Middlesex is a borough along the Shenango River in southwestern Mercer County, Pennsylvania, United States. The population was 815 at the 2020 Census. It is part of the Hermitage micropolitan area.
  • Established: 1836
  • Country: United States
  • State: Pennsylvania
  • County: Mercer
  • Zip code: 16159
  • Area code: 724
  • Time zone: UTC-4 (EST)

Nearby

Data from: en.wikipedia.org