The Kingdom of Saudi Arabia, or KSA, is a sovereign country that comprises the central portion of the Arabian Peninsula of Southwest Asia. Saudi Arabia is bordered by Jordan on the northwest, Iraq on the north and northeast, Kuwait, Qatar, Bahrain, and the United Arab Emirates on the east, Oman on the southeast, and Yemen on the south. The Persian Gulf lies to the northeast and the Red Sea to its west. It has an estimated population of 34,218,169, and its size is approximately 2,150,000 square km (830,000 square miles).