| Official Name: | Korostino |
| Native Name: | Коростино |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Volgograd Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Volgograd Oblast |
| Subdivision Name3: | Kotovsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +4:00 |
| Coordinates: | 50.1667°N 100°W[1] |
Korostino (Russian: Коростино) is a rural locality (a selo) and the administrative center of Korostinskoye Rural Settlement, Kotovsky District, Volgograd Oblast, Russia. The population was 1,133 as of 2010.[2] There are 19 streets.[3]
Korostino is located 19 km southeast of Kotovo (the district's administrative centre) by road. Plemkhoz is the nearest rural locality.[4]