Gunungsitoli is a city in the Nias Islands regency of North Sumatra, Indonesia. It is located on the island of Nias and serves as the regency's capital. Gunungsitoli is situated on the western coast of Nias Island and has a population of around 153,000 people. The city is known for its beautiful beaches, traditional Nias culture, and surfing spots. It is accessible by land and sea, with regular ferry services connecting it to the mainland of Sumatra. The economy of Gunungsitoli is mainly based on agriculture, fishing, and tourism.