Hao Si has 5 recorded races from CUPERTINO, CA, CN.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-05 | 2025 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 1:22:27 | 77 |
| 2025-02-23 | 2025 Rock 'n' Roll Las Vegas Half Marathon | Half Marathon | 1:25:13 | 87 |
| 2024-10-06 | 2024 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 1:30:09 | 171 |
| 2024-02-25 | 2024 Rock 'n' Roll Las Vegas Half Marathon | Half Marathon | 1:31:26 | 210 |
| 2023-09-30 | 2023 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 1:39:32 | 517 |