San Mateo, Rizal (Filipino: Bayan ng San Mateo, Lalawigan ng Rizal or simply San Mateo) is a first class urban municipality of Rizal Province. Located on the island of Luzon, San Mateo is one of 13 municipalities and a capital city that make up the Province of Rizal, Region 4-A (Calabarzon Region) of the Philippines. San Mateo is part of the Metro Luzon Urban Beltway. Metro Luzon is composed of Region 3, Region 4-A (CALABARZON) and the nearby National Capital Region. Metro Luzon is one of four Super Regions in the Philippines.
San Mateo is located along the western border of Rizal Province, it is bordered on the west by Quezon City, to the south by Marikina City and Antipolo City, the capital of Rizal Province, and to the north by Rodriguez (Montalban) also in Rizal province. It is approximately 26 km. away from Manila.
Conurbated with NCR, San Mateo is one of the fast-track municipalities in Rizal Province, according to the Metropolitan Manila Development Authority and the Provincial Government of Rizal. The municipality features many spacious parks, tree-lined streets and roads, and industrial zones. Most of the municipality is composed of residential areas and the other side is composed of tons of trees, high plateaus and rocky mountains.