Danville is a borough in and the county seat of Montour County, Pennsylvania, United States, along the North Branch of the Susquehanna River. The population was 4,221 at the 2020 census. Danville is part of the Bloomsburg-Berwick micropolitan area.
Danville is the home of Geisinger Medical Center, a trauma center employing over 10,000 people. From Wikipedia