Harold Vollkommer has 2 recorded races from Highland, CA, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2022-06-05 | 2022 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 2:10:10 | 4151 |
| 2022-02-27 | 2022 Rock 'n' Roll Las Vegas Half Marathon | Half Marathon | 2:10:58 | 3532 |