Villalmanzo is a village and municipality in the province of Burgos, within the autonomous community of Castile and León, Spain. It is located in the northern part of the country, in the region historically known as Old Castile.
As a municipality, Villalmanzo is one of the many small administrative units that make up the Burgos province, a largely rural area of the Castilian plateau. The village is situated in the Arlanza river valley, a comarca (district) known for its agricultural landscape and historic settlements.
Like many villages in this part of Spain, Villalmanzo reflects the demographic and economic patterns typical of rural Castile and León, a region characterized by a low population density and an economy traditionally based on agriculture. The village lies within the broader cultural and historical context of the province of Burgos, whose capital, Burgos, is the region's principal city.