CHAMBERSBURG, a town of the United States, the capital of Franklin county, Pennsylvania, is situated about 135 miles west of Philadelphia, in a populous district in the great limestone valley that extends along the east side of the Blue Mountains. It has a court-house, a national bank, ten churches, and a Presbyterian college for young ladies; and it manufactures cotton, wool, paper, and iron. In 1864 a large part of the town was burned by the Confederates under Early. Population in 1870, 6308.