Kato Vlasia
Kato Vlasia is a mountain village and a community in the municipality of Kalavryta, Achaea, Greece. The community consists of the villages Kato Vlasia, Menychtaiika and Metochi. It is situated at about 800 m elevation. near the source of the river Selinountas, east of the highest summit of Mount Erymanthos. It is 1 km north of Ano Vlasia, 16 km southeast of Chalandritsa and 17 km west of Kalavryta.
Population
| Year | Village population | Community population |
| 1981 | 259 | - |
| 1991 | 193 | - |
| 2001 | 218 | 280 |
| 2011 | 115 | 131 |
| 2021 | 61 | 65 |