| Oulu sub-region Oulun seutukunta | |
|---|---|
|   | |
| Country |  Finland | 
| Region | Northern Ostrobothnia | 
| Population | |
|  • Total | 264,155 | 
| Time zone | UTC+2 (EET) | 
| • Summer (DST) | UTC+3 (EEST) | 
Oulu sub-region is a subdivision of Northern Ostrobothnia and one of the sub-regions of Finland since 2009. The Oulu region has a population of 264,155, making it the fourth largest region in Finland after Helsinki, Tampere and Turku. [1]
| Coat of arms | Municipality | Population | Land area (km2) | Density (/km2) | Finnish speakers | Swedish speakers | Other speakers | 
|---|---|---|---|---|---|---|---|
|   | Hailuoto | 928 | 206 | 5 | 98 % | 0 % | 2 % | 
|   | Kempele | 19,698 | 110 | 179 | 98 % | 0.2 % | 2 % | 
|   | Liminka | 10,166 | 637 | 16 | 99 % | 0.1 % | 1 % | 
|   | Lumijoki | 2,016 | 214 | 9 | 95 % | 0 % | 4 % | 
|   | Muhos | 8,743 | 785 | 11 | 98 % | 0 % | 2 % | 
|   | Oulu | 216,066 | 2,972 | 73 | 93 % | 0.2 % | 6 % | 
|   | Tyrnävä | 6,538 | 492 | 13 | 98 % | 0.2 % | 1 % | 
| Total | 264,155 | 5,416 | 49 | 94 % | 0.2 % | 6 % |