Sundanese language
Cilacap Regency covers an area of 2,138.50 km2, and it had a population of 1,642,107 at the 2010 Census; the latest estimate (as at mid 2019) is 1,937,427 The language used in Cilacap is the Javanese language and Sundanese language, but most people can speak Indonesian. The dialect used is Banyumasan.