Leuwisadeng is a town and an administrative district (Indonesian: kecamatan) in the Bogor Regency, West Java, Indonesia and thus part of Jakarta's metropolitan area.

Leuwisadeng District covers an area of 31.85 km², and had a population of 70,847 at the 2010 Census and 77,382 at the 2020 Census; the official estimate as at mid 2024 was 86,001 (comprising 44,909 males and 41,092 females). The administrative centre is at the town of Leuwisadeng, and the district is sub-divided into eight villages (desa), all sharing the postcode of 16641, as listed below with their areas and populations as at mid 2024.