Williamsport is a city in and the county seat of Lycoming County, Pennsylvania, United States. As of the 2020 census, it had a population of 27,754. It is the principal city of the Williamsport Metropolitan Statistical Area, which has a population of about 114,000. Williamsport is the larger principal city of the Williamsport-Lock Haven Combined Statistical Area, which includes Lycoming and Clinton counties.
AdSearch Classmates® For Yearbooks, Reunions & Friends from HighSchool. Register Free Today. Every Yearbook is a Window to the Past. Register Free & Look for your Yearbook Now.