Mahabe is a town and commune (Malagasy: kaominina) in western Madagascar. It belongs to the district of Besalampy, which is a part of Melaky Region. The population of the commune was estimated to be approximately 10,000 in 2001 commune census.

Only primary schooling is available. The majority 85% of the population of the commune are farmers, while an additional 15% receives their livelihood from raising livestock. The most important crops are rice and raffia palm, while other important agricultural products are peanuts and cassava.

17°5′S 45°20′E / 17.083°S 45.333°E / -17.083; 45.333