Metropolitan Manila (often shortened as Metro Manila; Filipino: Kalakhang Maynila), officially the National Capital Region (NCR; Filipino: Pambansang Punong Rehiyon), is the seat of government and one of three defined metropolitan areas in the Philippines. It is composed of 16 highly urbanized cities: the city of Manila, Quezon City, Caloocan, Las Piñas, Makati, Malabon, Mandaluyong, Marikina, Muntinlupa, Navotas, Parañaque, Pasay, Pasig, San Juan, Taguig, and Valenzuela, as well as the municipality of Pateros. The region encompasses an area of 619.57 square kilometers (239.22 sq mi) and a population of 13,484,462 as of 2020.  It is the second most populous and the most densely populated region of the Philippines. It is also the 9th most populous metropolitan area in Asia and the 5th most