西区位于韩国大田广域市，占地95㎢，人口477,880人，第三产业发达，2020年财政收入7,188亿韩元(相当于40亿人民币)。它是大田的行政、金融中心，是中央政府第三办公区和大田广域市教育厅、法院、检察厅、警察厅、特许法院等行政机关所在地，集中了教育、物流、医疗、商业、文化等城市中心功能。

Located in Daejeon District, Seo-gu has an area of 95㎢ and a population of 477,880 with the financial revenue of 718.8 billion won in 2020. Seo-gu is an administrative town where government buildings, City Hall and law courts are concentrated, while central urban functions encompassing education, retail and distribution industry, medical services, business and culture are also gathered in the district.