Luzon is the largest and most populous island in the Philippines. Located in the northern portion of the Philippine archipelago, it is the economic and political center of the nation, being home to the country's capital city, Manila, as well as Quezon City, the country's most populous city. With a population of 64 million as of 2021, it contains 52.5% of the country's total population and is the 4th most populous island in the world. It is the 15th largest island in the world by land area.