{{Infobox settlement |official_name = Borough of West Mifflin |settlement_type = Borough |motto = |nickname = |image_skyline = NewGates.jpg |imagesize = |image_caption = Kennywood |image_flag = |image_seal = |image_map = Map of West Mifflin, Allegheny County, Pennsylvania Highlighted.png |mapsize = |map_caption = |subdivision_type = Country |subdivision_type = Country |subdivision_type1 = Commonwealth |subdivision_type2 = County |subdivision_name = United States