Pen Argyl is a borough in Northampton County, Pennsylvania, 18 miles (29 km) north of Easton, in the Lehigh Valley region of the state. It is part of Pennsylvania’s Slate Belt.

Geography

Pen Argyl is located at 40°52′8″N 75°15′20″W (40.868854, -75.255451).

According to the United States Census Bureau, the borough has a total area of 1.4 square miles (3.6 km2), of which 0.71% is water.