A few facts about Perniö
- Perniö has a population of about 5,800.
- It lies in Southwest Finland.
- Helsinki, the largest city in Finland, is about 100 km away.
- The nearest bigger city is Salo, about 20 km away.
- Close by: Raseborg (30 km), Ekenäs (30 km) and Paimio (38 km).