Chang'an District (, pinyin:Cháng'ān Qū) is a district of Xi'an, Shaanxi, China. It is in the south part of Xi'an. Yanta District and Xianyang Municipality are to the north. Shangluo Municipality and Ankang Municipality are to the north. Lantian County is to the east. Huyi District is to the west. The southeast part of Chang'an District is higher than northwest part. From north to south is , from east to west is . The district covers . As of November 2010, 1,083,285 people lived there.