Masis is a town and administrative centre of the Masis Municipality of the Ararat Province of Armenia, located on the left bank of the Hrazdan River, 9 km southwest of Yerevan towards Mount Ararat. The town has a large railroad commodity station that serves Yerevan, and used to connect the capital city with the Nakhichevan Autonomous Soviet Socialist Republic until the closing of the border with Azerbaijan. Masis is one of the closest settlements to Mount Ararat and Little Ararat.