Cileungsi is a town and an administrative district (Indonesian: kecamatan) in the Bogor Regency, West Java, Indonesia.

[1] The administrative centre is located at the town of Cileungsi, and the district is sub-divided into twelve villages (desa), all sharing the postcode of 16820, as listed below with their areas and their populations as at mid 2023.

Asides from industrial areas, Cileungsi is also populated by many commuters, and can be considered a bedroom community.

As a matter of fact, the housing area of Cibubur itself is beginning to extend to Cileungsi's boundaries, starting from the early-2000s.

The eastern portion of Cileungsi is home to a huge recreational park, featuring large gardens with tropical plants and plantations, as well as a waterpark, Taman Wisata Mekarsari.