Telford is a borough in Bucks and Montgomery counties in the U.S. state of Pennsylvania. The population was 4,872 at the time of the 2010 census. Of this, 2,665 were in Montgomery County, and 2,207 were in Bucks County.

Montgomery County, colloquially referred to as Montco, is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population of the county was 856,553, making it the third-most populous county in Pennsylvania after Philadelphia and Allegheny counties. The county is part of the Southeast Pennsylvania region of the state.