Xinjian () is one of 6 urban districts of the prefecture-level city of Nanchang, the capital of Jiangxi Province, China, located on the western (left) bank of the Gan River. It consists of two disjoint sections to the north and south of Wanli and Qingshanhu districts.
In 1999 it had a population of .
Xinjian District is divided to 12 towns and 7 townships.