A few facts about Yermolino
- Yermolino has a population of about 10,000.
- It's part of Kaluga Oblast.
- Moscow, the largest city in Russia, is about 89 km away.
- The nearest bigger city is Obninsk, about 10 km away.
- Towns nearby: Naro-Fominsk (23 km), Chekhov (55 km) and Serpukhov (61 km).