Cornwells Heights-Eddington was a census-designated place (CDP) in Bucks County, Pennsylvania, United States.

For the 2010 census, the area was split into two CDPs, Cornwells Heights and Eddington, that are adjacent unincorporated communities within Bensalem Township.

Like neighboring Andalusia, the area consists of middle-class single-family homes along a series of grid-style streets.

The Little Jerusalem AME Church, St. Elizabeth's Convent, and Trevose Manor are listed on the National Register of Historic Places.

[2] According to the United States Census Bureau, the CDP had a total area of 1.0 square mile (2.6 km2), all of it land.