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Route 837 closure update – OPEN

Update:  3/6/15   10:41am Route 837 (area of Valley Hotel) has been reopened.     Route 837 in the area of the Valley hotel is still closed due to flooding. Please plan an alternate route if you use this main artery. We’ll keep this page updated as we get updates. Also, check out the West […]

Welcome to West Mifflin Borough

Welcome to West Mifflin Borough, Allegheny County, Pennsylvania. Heavily residential, it is home to one of America's oldest traditional amusement parks, Kennywood Park; the fourth largest shopping mall in the region, Century III; advanced naval nuclear propulsion technology research and development facility, Bettis Atomic Power Laboratory; monorail manufacturer Bombardier; US Steel's Mon Valley Works - Irvin Plant; Community College of Allegheny County's South Campus; the Allegheny County Airport; and various other businesses and industries.

Borough Calendar: