Fifth Street Rock Monster - MASS XC #1

FREE Kid's Race

NEW FOR 2025: Singletrack!

Pro-Elite-Cat 1 Men Open

This is no longer a USAC event. No license required for participation.

Pro-Elite-Cat 1 Women Open

This is no longer a USAC event. No license required for participation.

Cat 1 Men Under 19

Must be 18 or under as of 12/31/26

Cat 1 Men 19-39

Cat 1 Men 40-49

Cat 1 Men 50-59

Cat 1 Singlespeed

Cat 1 & 2 Women 50+

This group will do the Prologue + 2 laps

Cat 1 Non-Binary

Cat 2 Under 16 Juniors Co-Ed

Must be 15 or younger on 12/31/26

Cat 2 Men Under 19

Must be 18 or younger on 12/31/26

Cat 2 Men 19-39

Cat 2 Men 40-49

Cat 2 Men 50-59

Cat 1 & 2 Men 60+

Cat 2 Singlespeed

Cat 2 Clydesdale Men

Cat 2 Women Under 19

Must be 18 or younger on 12/31/26

Cat 2 Women 19-34

Cat 2 Women 35-49

Cat 2 Non-Binary

Junior Male Under 13

Must be 12 or under on 12/31/26

Junior Female Under 13

Must be 12 or under on 12/31/26

Junior Male 13-14

Must be 14 or younger on 12/31/26

Junior Female 13-14

Must be 14 or younger on 12/31/26

Cat 3 Men 15-18

Must be 18 or under by 12/31/26

Cat 3 Men 19-39

Cat 3 Men 40-49

Cat 3 Men 50+

Cat 3 Women 15-18

Must be 18 or younger on 12/31/26

Cat 3 Women 19-39

Cat 3 Women 40+ & 60+

40+ & 60+ start together, 60+ racers will have separate podium & awards

Cat 3 Non-Binary