Gettysburg is a borough in and the county seat of Adams County, Pennsylvania, United States. The population was 7,620 at the 2010 census.
Although known primarily as an attraction because of its proximity to the Gettysburg Battlefield, site of the Battle of Gettysburg, the borough is also known for its institutions of higher learning, namely the Lutheran Theological Seminary, founded in 1826, Gettysburg College (originally Pennsylvania College), which began operating in 1832, and Harrisburg Area Community College.
Many roads radiate from Gettysburg, providing hub-like access to Washington, D.C. 75 miles (121 km), Baltimore 55 miles (89 km), Harrisburg 37 miles (60 km), Carlisle 27 miles (43 km), Frederick and Hagerstown, Maryland 32 miles (51 km) and Hanover, Pennsylvania 14 miles (23 km). York is 30 miles (48 km) east on the Lincoln Highway (U.S. Route 30) and Chambersburg is 25 miles (40 km) west on the Lincoln Highway (U.S. Route 30), the first transcontinental U.S. highway. Today the borough is a 2½ hour drive from Philadelphia and a 3½ hour drive from Pittsburgh via the Pennsylvania Turnpike and U.S. Route 15. Gettysburg Regional Airport, a small general aviation airport, is located 2 miles (3.2 km) west of Gettysburg.