How many ethnic groups in Indonesia?

There are an estimated 1,340 ethnic groups in Indonesia, making it one of the most diverse countries in the world. These ethnic groups are spread across the Indonesian archipelago, which consists of over 17,504 islands. The largest ethnic group in Indonesia is the Javanese, who make up around 45% of the population. Other major ethnic groups include the Sundanese, the Madurese, and the Batak. Each ethnic group has its own unique culture, language, and traditions. This diversity is reflected in the country's art, music, dance, and cuisine. Indonesia is a melting pot of cultures, and this diversity is one of its greatest strengths.