It includes the substantial island of Moyo, lying off the north coast of Sumbawa.

Sumbawa Regency is divided into twenty-four administrative districts (kecamatan), listed below with their areas and their populations at the 2010 Census[2] and the 2020 Census,[3] together with the official estimates as at mid 2023.

Note: (a) including Panjang Island off the northwest coast of Sumbawa.

(c) The 8 villages comprising Sumbawa (town) District are all classed as urban kelurahan (Brang Bara, Brang Biji, Bugis, Lempeh, Pekat, Samapuin, Seketeng and Uma Sima); the other 157 villages in the regency are all classed as rural desa.

(d) Labuhan Badas District comprises the substantial island of Pulau Moyo (administratively, Labuhan Aji and Sebotok desa), the smaller Pulau Medang (with even smaller Bajo Medang) to its west, and the small Pulau Sakonci to its northeast off the coast of the Sanggar Peninsula, together with a substantial area on mainland Sumbawa situated to the west of Sumbawa Besar (town) and containing most of the district's population.