There are currently 13 electoral districts (Finnish: vaalipiirit, Swedish: valkretsar) in the Finnish Parliament. 12 of these electoral districts elect a number of MPs based on their population (currently between six and 35), while Åland only elects one.
| Electoral district | Seats | Population |
|---|---|---|
| 01 Helsinki | 22 | 635,433 |
| 02 Uusimaa | 35 | 1,002,137 |
| 03 Varsinais-Suomi | 17 | 475,559 |
| 04 Satakunta | 8 | 221,752 |
| 05 Åland | 1 | 29,179 |
| 06 Häme | 14 | 375,540 |
| 07 Pirkanmaa | 19 | 509,309 |
| 08 Southeast Finland | 17 | 457,336 |
| 09 Savo-Karelia | 16 | 412,131 |
| 10 Vaasa | 16 | 442,495 |
| 11 Central Finland | 10 | 276,265 |
| 12 Oulu | 18 | 485,980 |
| 13 Lapland | 7 | 180,231 |
| Total | 200 | 5,503,347 |