Libon, officially the Municipality of Libon, is a municipality in the province of Albay in the Bicol Region of the Philippines. The population was 75,172 at the 2015 census. In the 2016 electoral roll, it had 41,117 registered voters. Libon is a first class municipality with a land area of 222.76 square kilometres. It is about 37 kilometres west-north-west of the provincial capital of Albay Legazpi City, and about 300 kilometres east-south-east of Manila.