Kertasari is a district (kecamatan) in Indonesia, located within Bandung Regency. It lies approximately 50 kilometres (31 miles) south of Bandung, the major city of West Java province.
As a district rather than an independent municipality, Kertasari forms part of the administrative structure of Bandung Regency, which surrounds the city of Bandung in West Java. The area is situated in the southern portion of the regency, at a considerable distance from the provincial capital.
Its position south of Bandung places it within the broader West Java region, Indonesia's most populous province. The district's administrative status and its distance from Bandung are the primary details established about the area.