| Season | Matches | Mins | G | A | G+A | G/M | Rating |
|---|---|---|---|---|---|---|---|
23/24 | 9 | 239 | 0 | 0 | 0 | 0.00 | - |
22/23 | 3 | 121 | 1 | 0 | 1 | 0.33 | - |
21/22 | 2 | 34 | 0 | 0 | 0 | 0.00 | - |
| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2022 | Kakkonen | 14 | 322 | 1 | 0 | 0.28 | — |
| 2023 | Kakkonen | 15 | 413 | 1 | 0 | 0.22 | — |
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 GBK | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Vaajakoski | 2 | 0 | 1 | 1 | 0 | 0 | 1 | 0 |
 RoPS | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 JJK | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 TP-47 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 SJK Akatemia | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 JS Hercules | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Kraft | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 I-Kissat | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 OTP | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
 KuPS Ak. | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 FC Komeetat | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Across 15 Kakkonen appearances in 2023 (413 minutes), Vallu Mäntymäki scored 1 goal but did not register an assist — 0.22 goal involvements per 90.
2 league seasons (2022–2023), all with a single club made up their recorded career.
