Linesville is a borough in Crawford County, Pennsylvania, United States. The population was 1,155 at the 2000 census. The town gets its name from its founders, which included William Line (the grandson of a Swiss immigrant), who migrated from Carlisle, Pennsylvania circa the early 1820s, and his relative, Amos Line who was the town's surveyor and main proprietor. Amos Line "penetrated the western Pennsylvania wilderness as a member of the Pennsylvania Population Company in the early 1800’s."
According to the town's history, Linesville was settled by Amos Line, who was born in Scotch Plains, New Jersey. "Line established a mill at the site in 1820. The village was laid out in 1825. It was first known as Line's Mills, but the name was changed to Linesville Station in 1864. It was not known as Linesville until 1883. It was incorporated from Pine Township on March 22, 1862."
Linesville is located at 41°39′23″N 80°25′28″W / 41.65639°N 80.42444°W / 41.65639; -80.42444 (41.656489, -80.424430).