Mangamila is a municipality in the Analamanga Region, Madagascar, 69 km north-east of the capital Antananarivo, in the district of Anjozorobe.
It has a population of 14,640 inhabitants in 2018.
The town is linked with Antananarivo and Anjozorobe by the National Road 3.
The economy is based on agriculture. Rice, corn, peanuts, beans, manioc, soya and onions are the main crops.
Mangamila lies on the Mananara river. Also the Sahavinaky crosses the municipality.