| Municipalities : | Mäntsälä |
| Regions : | Uusimaa |
| Sub-regional units : | Helsinki |
| Classification | Semi-urban municipalities Helsinki-Uusimaa |
| Description | Semi-urban municipalities are municipalities in which at least 60 per cent but less than 90 per cent of the population lives in urban settlements, and in which the population of the largest urban settlement is at least 4,000 but less than 15,000. Helsinki-Uusimaa |
| AVI : | Southern Finland AVI |
| ELY : | Uusimaa ELY Centre |
| Language distribution : | Monolingual Finnish-speaking municipality |
| Nomenclature of Territorial Units for Statistics | FI1B1 Helsinki-Uusimaa |