* Indonesian (Bahasa Indonesia), the official language of Indonesia, is widely spoken, particularly in government, education, and business.
* Javanese is spoken by a smaller population, particularly among migrants from Central Java.
* Other regional languages may be spoken by smaller communities, though Sundanese is the dominant language.
It's important to note that the majority of people in Purwakarta are bilingual or multilingual, speaking both Sundanese and Indonesian.