Isaris
Isaris is a village and a community in the municipality of Megalopoli, Arcadia, Greece. It is situated in the mountains west of the Alfeios valley, at about 750 m elevation. It is considered a traditional settlement. It is 2 km east of Vastas, 5 km northwest of Chranoi and 11 km southwest of Megalopoli. Its population in 2011 was 86 for the village, and 140 for the community, which includes the small villages Petrovouni and Chrousa.Population
| Year | Population village | Population community |
| 1981 | – | 368 |
| 1991 | 236 | – |
| 2001 | 218 | 263 |
| 2011 | 86 | 140 |
