Michael Swanson has 9 recorded races from Southern California.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-02 | 2026 Eau Claire Marathon Race Weekend | Marathon | 7:01:57 | 857 |
| 2025-04-27 | Eau Claire Marathon | 6:38:47 | 611 | |
| 2024-11-16 | 2024 REVEL Big Bear Half Marathon | Half Marathon | 2:26:40 | 2683 |
| 2024-11-03 | Marshall University Marathon | 6:02:20 | 352 | |
| 2024-06-01 | 2024 REVEL Rockies Marathon | Marathon | 6:17:49 | 913 |
| 2024-05-05 | 2024 REVEL White Mountains Marathon | Marathon | 6:08:30 | 1648 |
| 2023-11-18 | 2023 REVEL Big Bear Marathon | Marathon | 6:03:16 | 1795 |
| 2023-04-29 | Eau Claire Marathon | 6:30:32 | 509 | |
| 2022-12-03 | Rehoboth Beach Seashore Marathon | 6:12:59 | 748 |