It belongs to the district of Manjakandriana, which is a part of Analamanga Region.

Mantasoa is located at 68 km East of Antananarivo.

[3] The majority 95.5% of the population of the commune are farmers, while an additional 0.5% receives their livelihood from raising livestock.

West of the lake is private land with Eucalyptus and Pinus plantations over 15,73 km2.

Matasoa was one of the first industrial sites in Madagascar[5] From 1837 onwards, the Frenchman Jean Laborde, in contract with the queen Ranavalona I, built up an industrial complex where 1,200 workmen produced cannons, rifles, bullets, swords, bricks, tiles, pottery, glass, porcelain, silk, soap, candles, sealing-wax, lime, cement, charcoal, ink, dyes, sugar, rum, sulphuric acid, and lightning conductors.