Ursa Minor Junior Roller Derby

About UMJRD

Ursa Minor Junior Roller Derby (UMJRD) trains youth ages 7 – 17 of all genders and sizes in the awesome sport of roller derby!

We practice Tuesday evenings 6:30 to 8 pm at 2341 St. Croix Street in Rosevill, MN. For directions to our practice space, please see our practice schedule.

Skaters can start at any time.
Cost is $10 per practice. Financial aid is available.

Interested in skating with us? Need more info about gear and what to wear?
Check out our Skate With Us page!

Breaking Through the Pack @ 2025 Pride Scrimmage
Ursula & Friend at 2025 Pride Scrimmage
Ready for the Celebrate Northeast Parade
Derby 101 at North Star Roller Derby
A group of young roller derby skaters in colorful Halloween costumes

Adult coaches and volunteers need to complete the JRDA forms found at juniorrollerderby.org/volunteer-forms

Practice schedule

July 2026

Mon Tue Wed Thu Fri Sat Sun
1
2
3
4
5
6
7
  • Ursa Minor practice
8
9
10
11
12
13
14
  • Ursa Minor practice
15
16
17
18
19
20
21
  • Ursa Minor practice
22
23
24
25
26
27
28
  • Ursa Minor practice
29
30
31
  • Ursa Minor St Anthony parade