Light's Fort was built in 1742 by Johannes Leicht [John Light] (1682-1758). Light's Fort is the oldest standing building of any kind in the county and city of Lebanon, Pennsylvania. John Light purchased the land on December 29, 1738, from Caspar Wistar, and wife, Katherine, of the City of Philadelphia, Brass Button Maker, for 82 pounds and 4 shillings. Light's Fort was built in 1742 on a tract of land, which was situated on a branch of the Quittapahilla Creek in Lancaster County at North 11th and Maple Streets. It contained 274 acres including an allowance of 6% for roads together with woods, water courses, etc.