Liǔzhōu (Chinese: 柳州, Zhuang: Liujcouh) is a prefecture-level city in north-central Guangxi Zhuang Autonomous Region, in southern China. The prefecture's population was 3,758,700 in 2010, including 1,029,946 in the built up area made of 4 urban districts. Its total area is 18,777 km² and 667 km² for built up area.