Jining District (Mongolian: ᠵᠢᠨᠢᠩ ᠲᠣᠭᠣᠷᠢᠭ Jiniŋ toɣoriɣ; Chinese: 集宁区; pinyin: Jíníng Qū) is an urban district that serves as the administrative seat of Ulaan Chab, a prefecture-level city in the mid-western part of Inner Mongolia, China. It has an area of approximately 114.2 km² and is in the southern foothills of the Yinshan mountains.