It has an area of 5,072.11 km2, and at the 2023 estimate had a population of 1,526,061[2] The national government regards the Banjarmasin Metropolitan Area as including Banjarmasin city, Banjarbaru city, and Banjar Regency.

Banjarmasin was in Barito River basin and Banjarbaru and Banjar Regency is located at the foot of the Meratus Mountains located southern part of Kalimantan Island.

[4] This includes bread, flour, and soybean sauce production.

Other big sectors include restaurant & hotel and construction.

[6][7] Syamsudin Noor Airport serving Banjarmasin[8] It is located in the district of Landasan Ulin, 5 kilometres west of Banjarbaru, capital of South Kalimantan, and about 25 km south-east from the centre of the city of Banjarmasin, the largest city of South Kalimantan.