| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2021 | Toppserien | 11 | 435 | 0 | 0 | 0 | — |
| 2022 | Toppserien | 2 | 180 | 0 | 0 | 0 | — |
| 2023 | Toppserien | 9 | 720 | 0 | 0 | 0 | 7 |
| 2026 | Toppserien | 9 | 707 | 1 | 0 | 0.13 | 6.56 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-07
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Rosenborg W | 3 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
 LSK Kvinner W | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 England U19 W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Kolbotn W | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Stabæk W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Arna-Bjørnar W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Vålerenga W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Røa W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Sandviken W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Lyn W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Brann W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 France U19 W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Germany U19 W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Spain U19 W | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Sweden U19 W | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
All of Kaja Olsen's 2026 Toppserien output came as goals: 1 goal in 9 games (707 minutes) — 0.13 goal involvements per 90. Per-match rating over the season: 6.56.
His league record spans 4 seasons (2021–2027) across 2 clubs, totalling 1 goals and 0 assists in 2,042 minutes — 0.04 G+A per 90 for his career. Season ratings peak at 7 in 2023, Toppserien and bottom out at 6.56 in 2026.
| Club | Period | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| Avaldsnes W | 2019/2020 - now | 22 | 0 | 0 | 1335 | — | — | 7.00 |
| Haugesund W | 2026/2027 | 9 | 1 | 0 | 707 | — | — | 6.56 |
| Total | 31 | 1 | 0 | 2042 |
| Season | Club | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| 25/26 | Haugesund W | 9 | 1 | — | 707 | 1 | 0 | 6.56 |
| 22/23 | Avaldsnes W | 9 | 0 | — | 720 | 0 | 0 | 7.00 |
| 20/21 | Avaldsnes W | 11 | 0 | — | 435 | 0 | 0 | — |
