Le Mas
Avignonet is located some 25 km south of Grenoble and 8 km north of Monestier-de-Clermont. Access to the commune is by the A51 autoroute (E712) which passes south through the western arm of the commune and has Exit Sinard on the commune border. Access to the village is by road D110A from Saint-Martin-de-la-Cluze in the north which comes down the western border of the commune to the village. The D110C goes east from Sinard to the dam through the south of the commune. Apart from the village there are the hamlets of Le Cros and Le Mas in the south-east. There are large forests in the east of the commune with the rest of the commune farmland.