Languages of IndonesiaSee language map.
Republic of Indonesia, Republik Indonesia. 238,452,952. National or official language: Indonesian. Literacy rate: 78% to 85%. Also includes Dutch, Portuguese, Tringgus, Uyghur, Western Cham, Arabic, people from India, Europe. Information mainly from R. Blust 1983–1984; S. Wurm and S. Hattori 1981; D. T. Tryon 1995. Blind population: 1,000,000. Deaf population: 2,000,000 or more (1993). Deaf institutions: 94. The number of languages listed for Indonesia is 742. Of those, 737 are living languages, 2 are second language without mother-tongue speakers, and 3 are extinct.