Salfit governorate is one of the 16 Governorates of the State of Palestine. It is located in the northwestern West Bank, held under Israeli occupation, bordered by the governorates of Ramallah and al-Bireh to the south, Nablus to the east and Qalqilya in the north as well as, Israel to the west. Its district capital and largest city is Salfit. According to the Palestinian Central Bureau of Statistics (PCBS), the governorate had a population of 75,444 inhabitants in mid-year 2017. In the PCBS's census in 1997, which registered 46,671 residents, refugees accounted for 7.7% of the total population. There were 37,613 male residents and 36,143 females.

Salfit is a Palestinian city in the central West Bank, and the capital of the Salfit Governorate of the State of Palestine. Salfit is located at an altitude of 570 meters (1,870 ft), adjacent to the Israeli settlement of Ariel. According to the Palestinian Central Bureau of Statistics (PCBS), Salfit had a population of 10,911 in 2017. Since the 1995 Interim Agreement on the West Bank and the Gaza Strip, Salfit, located in Area A, has been administered by the Palestinian National Authority, while continuing under Israeli military occupation.