Deep fireplace

Collado Villalba (Spanish pronunciation: [koˈʎaðo βiˈʎalβa]) is a municipality of the Community of Madrid, in central Spain. It is located 40.3 kilometres north-west of the city of Madrid, at an altitude of 917 meters above sea level. It has a population of 63,074 (2018), with a population density of about 2,400 per km².

Los Negrales is a residential zone in the municipal area of Collado Villalba, Alpedrete, Saint Lorenzo de El Escorial, Guadarrama and Galapagar (municipalities of the northwest of the Community of Madrid, Spain), consisting mostly of detached houses. Although it was divided in three administrative zones, Los Negrales is a contiguous residential area.