Julien Guarniere has 2 recorded races from Boca Raton, Florida, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-07-08 | 2023 Life Time Silver Rush Events Silver Rush 50 MTB | Ultra Marathon | 5:00:39 | 91 |
| 2022-08-13 | 2022 Stages Cycling Leadville Trail 100 MTB LT100 Pro | Ultra Marathon | 8:25:21 | 86 |