Beilun is a district located in Ningbo, Zhejiang province, China. It covers a land area of 615 square kilometers and possesses a sea area of 258 square kilometers, making it the largest sea area within the jurisdiction of Ningbo city. The district features a coastline spanning 150 kilometers.
The region is dominated by Beilun port, an international port situated on the easternmost edge of the southern coast of Hangzhou Bay. This port primarily services the regional city of Ningbo. The district has a population consisting of 380,000 permanent residents and 850,000 total residents.