North Wales is a borough in Montgomery County, Pennsylvania. It is a suburb of Philadelphia and is one of the three historic population centers that make up the North Penn Valley, which is centered on the borough of Lansdale. It is approximately 27 miles (43 km) north of Center City Philadelphia. The population was 3,426 as of the 2020 census.

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.