Sangkulirang includes the delta of the Karangan River, which forms the Sangkulirang Bay on the east coast of Borneo (Kalimantan).

Most of the district is vegetated with mangrove forest and has some notable karst areas with steep limestone cliffs.

[3] The district's seat is located in the town of Benua Baru on the west side of the Karangan River, at the point where it opens out into Sankulirang Bay.

Sangkulirang District is divided into the following fifteen villages (desa), listed below with their areas and their populations at the 2020 Census[1] and according to the mid-2023 official estimates.

This East Kalimantan location article is a stub.