| Name: | Karelia (Karelo-Finnish Soviet Socialist Republic) |
| Local name (Russian): | Карелия (Карело-Финская Советская Социалистическая Республика) |
| Local name (Finnish): | Karjala (Karjalais-Suomalainen Sosialistinen Neuvosto Tasavalta) |
| Bordering countries: | Russia, Finland |
| Status: | union republic of the USSR in 1940-1956 |
| Modern status: | autonomous republic of Russian Federation |
| Surface: | 172.4 ths. sq. km |
| Population (1955): | around 625 ths. |
| Capital: | Petrozavodsk (Петрозаводск / Petroskoi) |
| Official languages: | Finnish, Russian |
