| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025 | Stabæk | Toppserien | 0 | 0 | 0 | 0 | 0 | – |
| 2023/2024 | Werder Bremen | Frauen Bundesliga | 0 | 0 | 0 | 0 | 0 | – |
| 2023 | Vålerenga | Toppserien | 10 | 0 | 0 | 0 | 0 | – |
| 2022 | Vålerenga | Toppserien | 15 | 0 | 0 | 0 | 0 | – |
| 2021 | Piteå | Damallsvenskan | 10 | 1 | 0 | 0 | 0 | – |
| 2020 | Piteå | Damallsvenskan | 18 | 0 | 0 | 2 | 0 | – |
| 2019 | Vålerenga | Toppserien | 8 | 0 | 0 | 0 | 0 | – |
| 2018 | Vålerenga | Toppserien | 12 | 0 | 0 | 0 | 0 | – |
| 2017 | Arna-Bjørnar | Toppserien | 1 | 0 | 0 | 0 | 0 | – |
| 2016 | Stabæk | Toppserien | 2 | 0 | 0 | 0 | 0 | – |
| 2015 | Vålerenga | Toppserien | 17 | 0 | 0 | 1 | 0 | – |
| 2014 | Vålerenga | Toppserien | 17 | 0 | 0 | 0 | 0 | – |
| 2013 | Stabæk | Toppserien | 3 | 0 | 0 | 0 | 0 | – |
| 2012 | Stabæk | Toppserien | 1 | 0 | 0 | 0 | 0 | – |
| 2010 | Fløya | Toppserien | 0 | 0 | 0 | 0 | 0 | – |
| 2009 | Fløya | Toppserien | 4 | 0 | 0 | 0 | 0 | – |
| Total | 118 | 1 | 0 | 3 | 0 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 02 Jan 2024 | Vålerenga | Werder | Free | |
| 01 Jan 2022 | Piteå | Vålerenga | Free | |
| 01 Nov 2020 | Vålerenga | Piteå | Free | |
| 01 Dec 2018 | Arna-Bjørnar | Vålerenga | N/A | |
| - | Fortuna | Arna-Bjørnar | N/A | |
| 02 Mar 2017 | Stabæk | Fortuna | N/A | |
| 01 Aug 2016 | Vålerenga | Stabæk | N/A | |
| 01 Jan 2014 | Stabæk | Vålerenga | N/A | |
| - | Fløya | Stabæk | N/A |
G. Pettersen career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.