Spencer Sim has 2 recorded races from Huntington Beach, CA.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-02-01 | 2026 Surf City Marathon Presented by Biofreeze | Marathon | 3:27:21 | 188 |
| 2025-05-18 | 2025 Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 1:41:41 | 456 |