W. Diemer has 3 recorded races from Belvedere Tiburon, CA, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-10 | Bel Aire students 1 Mile | 1 Mile | 07:45 | 54 |
| 2023-10-11 | Bel Aire students 1 Mile | 1 Mile | 09:10 | 87 |
| 2022-10-12 | Reed School students 1 Mile | 1 Mile | 08:28 | 17 |