Castrillo de Onielo
Castrillo de Onielo is a municipality located in the province of Palencia, Castile and León, Spain. According to the 2018 census, the municipality has a population of 101 inhabitants.
Castrillo de Onielo is a municipality located in the province of Palencia, Castile and León, Spain. According to the 2018 census, the municipality has a population of 101 inhabitants.