Villamejil is a municipality in Spain, located in the province of León within the autonomous community of Castile and León. It lies in the northwestern part of the country, in a region characterised by a continental Mediterranean climate and a landscape of plains and nearby hills.
The municipality is small and rural in character. As of 2010, its population stood at 545 inhabitants, reflecting the modest scale typical of many villages in this part of León. The area's economy has traditionally been tied to agriculture and livestock, as is common across the surrounding comarca.
Like many municipalities in the province, Villamejil is administered as a single local entity encompassing the main settlement and its surrounding land. Its position within Castile and León places it within one of Spain's largest autonomous communities, a region known for its historic towns, medieval heritage, and extensive rural territory.