Kafr Thulth (Arabic: كفر ثلث) is a Palestinian town located on high, flat land south of Azzoun, 28 kilometers (17 mi) south of Tulkarm in the Qalqilya Governorate. The average elevation is 270 meters (890 ft) above sea level. According to the Palestinian Central Bureau of Statistics, the town's population was 3,921 in the 2007 census.