The Matu District is a district in Mukah Division, Sarawak, Malaysia. Before Mukah Division was established, Matu was within Sibu Division. There are more than 20 villages in the district, with Melanau making up the majority of the population. Chinese are the second biggest population after the Melanau. The population is estimated to be around 13,500 in 2006. The Majlis Daerah Matu-Daro (Matu-Daro District Council) is located in Matu town. The building itself is a landmark and the biggest building in Matu.