Tarlac, officially the Province of Tarlac, is a landlocked province in the Philippines located in the Central Luzon region. It had a population of 1,503,456 people according to the 2020 census. Its capital is the city of Tarlac, which is the most populous in the province. It is bounded on the north by the province of Pangasinan, Nueva Ecija on the east, Zambales on the west, and Pampanga in the south. The province comprises three congressional districts and is subdivided into 17 municipalities and one city, Tarlac City, which is the provincial capital.