Coatepeque, city, far southwestern Guatemala. It lies along the Naranjo River at an elevation of 2,300 feet (700 metres) above sea level. Coatepeque is an important commercial and manufacturing centre for a rich agricultural hinterland that is one of Guatemala’s richest coffee-growing areas. Coatepeque lies about 1 mile (2 km) from the Suchiate River, which for about 40 miles (65 km) forms the border between Guatemala and Mexico. The city is a transportation centre on the Pacific Coast Highway and is the hub of several feeder roads. It is also accessible by railroad. Pop. (2002) 41,294.