奎尔科是危地马拉的城镇，位于该国西北部，由韦韦特南戈省负责管辖，面积592平方公里，海拔高度1,149米，2002年人口46,407，人口密度每平方公里78.39人。

Cuilco is a municipality in the Guatemalan department of Huehuetenango. It is located in the Cuchumatanes mountains in the Southwestern portion of Huehuetenango. In 2007 it served approximately 50,000 people, most of them of Maya Mam descent, living in over 100 aldeas and caserios, which are smaller communities served by the municipality.