Mahazoarivo is a rural municipality in Madagascar. It belongs to the district of Vondrozo, which is a part of Atsimo-Atsinanana Region. The population of the commune was estimated to be approximately 7,000 in 2001 commune census.
Only primary schooling is available. The majority 99.5% of the population of the commune are farmers. The most important crops are coffee and rice, while other important agricultural products are bananas and cassava. Services provide employment for 0.5% of the population.