Kostromskaya Oblast' Counties
Kostromskaya Oblast', federal subject of Russia. There are 1 county in Kostromskaya Oblast'. You can find the list of these counties and detailed information from the links below.
Ostrovskiy Rayon
Ostrovskiy Rayon, population 28,467
| County Name | Population |
|---|---|
| Ostrovskiy Rayon | 28,467 |