| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2017 | Allsvenskan | 26 | 2340 | 0 | 0 | 0 | 7 |
| 2018 | Allsvenskan | 8 | 720 | 0 | 0 | 0 | 7.17 |
| 2019 | Allsvenskan | 30 | 2700 | 0 | 0 | 0 | 7.33 |
| 2020 | Allsvenskan | 30 | 2700 | 0 | 0 | 0 | 6.98 |
| 2021/2022 | National 3: Group H | 3 | 270 | 0 | 0 | 0 | — |
| 2022/2023 | National 3: Group H | 1 | 90 | 0 | 0 | 0 | — |
| 2023 | Eliteserien | 30 | 2700 | 0 | 0 | 0 | 7.06 |
| 2024 | Allsvenskan | 18 | 1034 | 0 | 0 | 0 | 6.65 |
| 2025 | Allsvenskan | 11 | 939 | 0 | 0 | 0 | 6.85 |
| 2026 | Allsvenskan | 19 | 1710 | 0 | 0 | 0 | 6.97 |
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 2026-09-02
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 IFK Göteborg | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
 Norrköping | 4 | 1 | 1 | 2 | 0 | 0 | 0 | 0 |
 Mjällby | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 |
 Hammarby | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Degerfors | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
 AIK | 3 | 1 | 2 | 0 | 0 | 0 | 1 | 0 |
 AFC Eskilstuna | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Haugesund | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Strømsgodset | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Viking | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Aalesund | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Vålerenga | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
 Hapoel Be'er Sheva | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Helsingborg | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Sandefjord | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Sheriff | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 Le Havre | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Grenoble Foot 38 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Elfsborg | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Rosenborg | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
Isak Pettersson featured 19 times in the 2026 Allsvenskan (1,710 minutes). Per-match rating over the season: 6.97.
His league record spans 10 seasons (2017–2026) across 6 clubs. At his best he averaged 7.33 in 2019, Allsvenskan; at his worst, 6.65 in 2024.
