Yangsan (Korean pronunciation: [jaŋ.san]) is a city in Gyeongsangnam-do Province, South Korea.
It borders Ulsan to the northeast, Gijang-gun and Geumjeong-gu in Busan to the southeast, Gimhae to the southwest, and Miryang to the northwest. City Hall is located in Nambu-dong, Yangsan-si.
Yangsan station is a terminus of the Busan subway line 2.
There are inter-city buses from Ulsan, Changwon, Gyeongju and other cities.
Yangsan is a new residential town for the larger city of Busan. It has an expanding population of 280,000.