The surveying for the Mason-Dixon line was complete on Oct 18, 1767. Which two states does the line separate?
Stewartstown, Pennsylvania Stewartstown, Pennsylvania Stewartstown is a borough in York County, Pennsylvania, United States. The population was 2,089 at the 2010 census. There were settlers in the Stewartstown area as early as 1750. This part of southern York County was claimed by both Maryland and Pennsylvania, and the boundary dispute was settled by the surveying of the Mason–Dixon Line in 1767. By 1777, a road had been well established between York and Baltimore, and Stewartstown's main street of today lies along a portion of the road. Around 1812, a group of farmers set out to establish a town in south central Hopewell
Mason–Dixon line Mason–Dixon line The Mason–Dixon line, also called the Mason and Dixon line or Mason's and Dixon's line, was surveyed between 1763 and 1767 by Charles Mason and Jeremiah Dixon in the resolution of a border dispute involving Maryland, Pennsylvania, and Delaware in Colonial America. It is still a demarcation line among four U.S. states, forming part of the borders of Pennsylvania, Maryland, Delaware, and West Virginia (originally part of Virginia before 1863). Later it became known as the border between the Northern United States and the Southern United States. Before the Missouri Compromise, the line (west of Delaware) marked the