الجهاز المركزي للإحصاء الفلسطيني
According to the Palestinian Central Bureau of Statistics 2017 Census, the governorate had a population of 314,866. This is an increase from the reported population of 256,619 in the 2007 Census living in 47,437 households. 100,701 inhabitants (or 39%) were under the age of 15 and 80,263 (or 31%) were registered refugees. According to the Palestinian Central Bureau of Statistics 1997 Census, the Governorate had a population of 195,074.