Colmenarejo (Spanish: [kolmenaˈɾexo] ⓘ) is a Spanish town and municipality in the Community of Madrid, located in the northwest of the region, in the foothills of the Sierra de Guadarrama, 899 meters high and 37 kilometers away from the capital.

It is bordered to the north by El Escorial, to the east by Galapagar, to the south by Villanueva del Pardillo and to the west by Valdemorillo.

Colmenarejo's Town Hall is represented by 13 councillors, elected by universal suffrage every four years.

The municipal council is chaired by the mayor and operates in plenary sessions and through commissions.

The current distribution of the councillors, after the municipal elections held in May 2023, is as follows:[2] Political parties in the Town Hall of Colemnarejo 2023The current mayor is Fernando Juanas Cerrada of the PP who governs in coalition with Partido Local de Colmenarejo (PALCO) and Unión y Compromiso Colmenarejo (UYCC), surpassing the absolute majority.