Vale do Anari is a municipality located in the Brazilian state of Rondônia. Its population was 11,377 (2020) and its area is 3,135 km<sup>2</sup>.
The municipality was instated by law nð572 (22 June 1994), signed by governor Oswaldo Piana Filho, with its area taken from Machadinho d'Oeste municipality.
The municipality contains part of the Jaru Biological Reserve, a fully protected conservation unit created in 1984. It contains the Seringueira Extractive Reserve, one of a number of small sustainable use units in the region whose primary product is rubber. The municipality also contains the Aquariquara Extractive Reserve, also created in 1995.