Turku sub-region
| Turku sub-region Turun seutukunta SK023 Turku | |
|---|---|
| Country | Finland | 
| Region | Southwest Finland | 
| Capital | Turku | 
| Population | |
|  • Total | 352,044 | 
| Time zone | UTC+2 (EET) | 
| • Summer (DST) | UTC+3 (EEST) | 
Turku sub-region is a subdivision of Southwest Finland in Finland. It is the third most populous sub-region in Finland with about 352,000 inhabitants after Helsinki and Tampere. The sub-regions are used for statistical purposes. Statistics Finland uses the term Turku sub-region as SK023 Turku.
The Turku sub-region differs from the Turku metropolitan area (Greater Turku), which does not include the municipalities of Masku, Mynämäki, Nousiainen, Paimio and Sauvo. The metropolitan area has a population of about 316,000.