Trevose is a census-designated place within both Bensalem and Lower Southampton townships in Bucks County, Pennsylvania, United States. Trevose was formerly part of Feasterville-Trevose, but was split into two separate CDPs for the 2010 census. U.S. 1 runs through the town as well as the Pennsylvania Turnpike, but Trevose's main road is Brownsville Road, which is the dividing line between the two townships. As of the 2010 census, Trevose had a population of 3,550.