Joel Kupferman has 3 recorded races from Miami, Florida, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-03-01 | 2026 Life Time 305 Half Marathon & 5K Pres by Baptist Health 305K | 5K | 53:32 | 1299 |
| 2026-01-24 | 2026 Life Time Tropical 5K | 5K | 57:16 | 2666 |
| 2025-02-01 | 2025 Life Time Tropical 5K | 5K | 55:27 | 2514 |