Wamena is the capital town of the Jayawijaya Regency of Indonesia. It is the largest town in Indonesian Papua's highlands, in the Baliem Valley and had a population of 31,724 at the 2010 Census. Wamena is the urban centre of a rural area housing West Papua's highest concentration of population, with over 300,000 people inhabiting the Baliem Valley and surrounding areas. These people belong to a number of related ethnic groups, the most prominent of which are referred to as Dani, Lani and Yali.