Gustaf Arnoldsson has 4 recorded races from Fjallbacka, Södermanlands län [SE-04], SE.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-01-25 | Life Time Miami Marathon & Half presented by FP Movement Half Marathon | Half Marathon | 3:23:17 | 13581 |
| 2024-04-07 | Schneider Electric Marathon de Paris 2024 — Marathon de Paris 2024 | Marathon | 5:08:47 | 48307 |
| 2024-01-28 | 2024 Life Time Miami Marathon & Half Half Marathon | Half Marathon | 2:01:15 | 2869 |