| ID | Name | Sport | Start | End | Early Reg. | Late Reg. | Max | # Teams | Status |
|---|---|---|---|---|---|---|---|---|---|
| 132 | Presidents' Day 2021 | RMSB | 2021-02-12 | 2021-02-15 | 0 | 137 | Active | Detail | ||
| 134 | Spring Break 2021 | RMSB | 2021-03-25 | 2021-03-27 | 0 | 158 | Active | Detail | ||
| 135 | Super League 2021 | RMSB | 2021-04-17 | 2021-06-26 | 2021-04-05 | 2021-06-26 | 0 | 365 | Active | Detail |
| 136 | Pocatello 2021 | RMSB | 2021-05-07 | 2021-05-08 | 0 | 154 | Active | Detail | ||
| 137 | Memorial Day 2021 | RMSB | 2021-05-28 | 2021-05-31 | 0 | 333 | Active | Detail | ||
| 138 | Idaho Falls 2021 | RMSB | 2021-06-11 | 2021-06-12 | 0 | 154 | Active | Detail | ||
| 139 | Utah Summer Games 2021 | RMSB | 2021-06-18 | 2021-06-19 | 0 | 105 | Active | Detail | ||
| 140 | Top Of Utah 2021 | RMSB | 2021-06-25 | 2021-06-26 | 0 | 53 | Active | Detail |
