Ranomainty is a town and commune (Malagasy: kaominina) in Madagascar. It belongs to the district of Amparafaravola, which is a part of Alaotra-Mangoro Region. The population of the commune was estimated to be approximately 8,000 in 2001 commune census.
Only primary schooling is available. The majority 99% of the population of the commune are farmers. The most important crop is rice, while other important products are beans and sweet potatos. Services provide employment for 1% of the population.
Coordinates: 17°52′S 48°7′E / 17.867°S 48.117°E / -17.867; 48.117