Shahekou District () is one of the seven districts of Dalian, Liaoning province, People's Republic of China, forming part of the urban core. It is located in the western portion of the city. Its area is and its permanent population is 693,140, making it Dalian's most densely populated county-level division. Its postal code is 116021, and the district government is seated at 393 Zhongshan Road.
The district's western portion is generally higher in elevation, and has seven notable peaks. The district has of coastline.
Shahekou District experiences an average annual temperature of about , and generally experiences between and of precipitation annually.
There are 7 subdistricts within the district.
Subdistricts:
Locomotive manufacturer CRRC Dalian has its headquarters in Shahekou District.
The Dalian Commodity Exchange is located in the district.
The following secondary schools are within Shahekou District:
The following universities are within Shahekou District:
Major sites in Shahekou District include Xinghai Square, Golden Beach and Zhongshan Park.