Cileunyi is an administrative district (Kecamatan) located in the Bandung Regency within the West Java Province of Indonesia. It is situated immediately to the east of the major city of Bandung.
The district features a varied topography that includes lower-lying areas along riverbanks and valleys, as well as higher-elevation hillsides and mountain peaks. Elevations in the area range from 600 metres to 1,200 metres above sea level.
Despite being located outside of Bandung city proper, Cileunyi is a highly urbanised district. As of 2025, it has a population of 184,397 people and an average population density of 6,012 per square kilometre.