| | First party | Second party | Third party |
|---|
| | | | | | Leader | Matti Paasivuori | | |
|---|
| Party | SDP | Finnish | Young Finnish |
|---|
| Last election | 40.04%, 86 seats | 22.07%, 42 seats | 14.44%, 28 seats |
|---|
| Seats won | 86 | 43 | 28 |
|---|
| Seat change |  | 1 |  |
|---|
| Popular vote | 321,201 | 174,177 | 119,361 |
|---|
| Percentage | 40.03% | 21.71% | 14.88% |
|---|
| Swing | 0.01pp | 0.36pp | 0.44pp |
|---|
| | | Fourth party | Fifth party | Sixth party |
|---|
| | | | | | Leader | Axel Lille | Kyösti Kallio | Antti Kaarne |
|---|
| Party | RKP | Agrarian | SKrTL |
|---|
| Last election | 13.53%, 26 seats | 7.60%, 17 seats | 2.19%, 1 seat |
|---|
| Seats won | 26 | 16 | 1 |
|---|
| Seat change |  | 1 |  |
|---|
| Popular vote | 106,810 | 62,885 | 17,245 |
|---|
| Percentage | 13.31% | 7.84% | 2.15% |
|---|
| Swing | 0.22pp | 0.24pp | 0.04pp |
|---|
|
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