Biles Creek (Delaware River tributary)
Biles Creek is a tributary of the Delaware River in Falls Township, Bucks County, Pennsylvania. Named for William Biles, who purchased the island later known as Biles Island, consisting of . Biles arrived in Bucks County on 12 June 1679, three years before the arrival of William Penn. Statistics. The Geographic Name Information System I.D. is 1169615, U.S. Department of the Interior Geological Survey I.D. is 02938. Biles Creek drains a watershed of , and meets it confluence at the Delaware's 130.55 river mile.