where is coplay in pa
Coplay, PA. Online Offers. Coplay is a borough in Lehigh County, Pennsylvania, six miles (10 km) northwest of Allentown. It is part of the Lehigh Valley region of the state. In 1900, 1,581 people lived in Coplay; in 1910, 2,670 people lived there. The population was 3,387 at the 2000 census. Coplay is located at 40Â°40â²14â³N 75Â°29â²43â³W / 40.67056Â°N 75.49528Â°W / 40.67056; -75.49528 (40.670521, -75.495395).