What language is spoken in Indonesia?
The official and national language of Indonesia is Indonesian, locally called Bahasa Indonesia. It connects the country across thousands of islands and hundreds of regional languages.
The short answer
If you are visiting, working, or studying anywhere in Indonesia, learn Indonesian. It is used in government, education, national media, business, transport, and communication between people from different language communities.
- Country: Indonesia
- Official language: Indonesian
- Local name: Bahasa Indonesia
- Writing system: Latin alphabet
- Language family: Austronesian, based on Malay
Does "Bahasa" mean Indonesian?
Bahasa simply means "language." Bahasa Indonesia means "the Indonesian language," just as bahasa Inggris means English and bahasa Bali means Balinese.
English speakers often shorten the name to "Bahasa," and people will usually understand from context. "Indonesian" or "Bahasa Indonesia" is clearer because Indonesia contains many languages.
How many languages are spoken in Indonesia?
Indonesia's language agency has mapped 718 regional languages. The official Peta Bahasa language map documents their distribution across the archipelago.
That does not mean every Indonesian speaks hundreds of languages. Many people grow up with a regional language at home, learn Indonesian through school and public life, and may also learn English, Arabic, Mandarin, or another language for work, religion, or family.
Major regional languages
Regional languages are living community languages, not accents of Indonesian. Some of the largest include:
- Javanese, spoken widely across Central and East Java and in communities elsewhere.
- Sundanese, centred in West Java and Banten.
- Madurese, associated with Madura and parts of East Java.
- Minangkabau, associated with West Sumatra and a wide diaspora.
- Buginese, spoken in South Sulawesi and by communities across the archipelago.
- Balinese, spoken by Balinese communities in Bali and elsewhere.
The government language agency describes regional languages as inherited community languages that live alongside Indonesian. Its overview of Indonesia's language diversity shows how strongly the mix varies by island.
What language do people speak in Jakarta?
Indonesian is the shared language of Jakarta. In relaxed conversation you will hear a highly colloquial urban form influenced by Betawi, regional migration, media, and youth slang. Words such as gue, lo, nggak, and udah are strongly associated with this spoken environment.
Standard Indonesian is still understood. A learner can safely begin with saya, Anda or respectful titles, tidak, and sudah, then learn to recognise the casual equivalents.
What language do people speak in Bali?
People in Bali commonly use both Indonesian and Balinese, with language choice depending on family, community, ceremony, work, and the people present. Indonesian is used across tourism, transport, shops, schools, administration, and conversations with visitors from other parts of Indonesia.
For a visitor, Indonesian is the most useful language. Terima kasih, permisi, berapa harganya?, and tolong work across Bali. Balinese phrases can be appreciated in the right context, but they are not required for everyday travel.
Start with the 50 Indonesian phrases for Bali rather than trying to mix Indonesian and Balinese from the first day.
Is Indonesian the same as Malay?
Indonesian and Malaysian Malay share a historical base and much core vocabulary. They are close enough for substantial mutual understanding, but they are not identical. Everyday vocabulary, pronunciation, formal terminology, and slang can differ.
If your destination is Indonesia, learn Indonesian. If your destination is Malaysia or Brunei, learn the local standard of Malay. The full Indonesian vs Malay comparison explains false friends and practical differences.
Is English widely spoken in Indonesia?
English is common in parts of the tourism industry, international business, higher education, and some urban professional settings. It is not the national everyday language, and ability varies widely by place, age, education, and occupation.
In major tourist districts you may complete a trip mostly in English. Outside those settings, even a small amount of Indonesian helps with drivers, markets, local restaurants, directions, accommodation problems, and friendly conversation.
Why did Indonesia choose Indonesian?
The language developed from Malay, which had long been used for trade and communication across the region. Nationalists named Bahasa Indonesia as a language of unity in the 1928 Youth Pledge, before independence. After independence it became the state language.
Its role is additive rather than simple replacement. Indonesian connects people nationally, while regional languages continue to carry family identity, local culture, literature, ceremony, and community life.
Is Indonesian difficult to learn?
Indonesian gives English-speaking beginners several early advantages. It uses the Latin alphabet, spelling is comparatively regular, verbs do not conjugate for person, and nouns have no grammatical gender. The harder work comes later: affixes, spoken shortcuts, register, and choosing what sounds natural in context.
A visitor can learn useful phrases quickly. Comfortable conversation still requires listening, vocabulary, and repeated speaking. Use the 30-day Indonesian plan for a structured start.
Ten Indonesian phrases to begin with
- Halo. Hello.
- Terima kasih. Thank you.
- Permisi. Excuse me.
- Maaf. Sorry.
- Tolong. Please or help.
- Berapa harganya? How much is it?
- Di mana kamar mandi? Where is the bathroom?
- Saya tidak mengerti. I do not understand.
- Bisa bicara pelan-pelan? Can you speak slowly?
- Sampai jumpa. See you later.