The Bert - Standard Duathlon
Bike: 24 miles
Run 2: 3 miles
Start Line - Transition Area - Finish Line will all be at the ZooMontana parking lot. Gear Check is from 6:15 - 6:45am.
Road bikes are preferred. Helmet must be worn during the bike section of the race.
- Start Time:
- 7:00am MDT
- Price:
- $75.00 Race Fee + $5.50 SignUp Fee
- Registration:
- Registration ends June 5, 2026 at 11:59pm MDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| December 25, 2025, 8:20pm MST | June 5, 2026, 11:59pm MDT | $75.00 Race Fee + $5.50 SignUp Fee |
Club Membership Discounts
Club membership discounts are automatically applied on the payment page during registration. You should use the account you used to register for the club to apply for this discount. We will also attempt to match on name/date of birth.
| Club | Discount |
|---|---|
| Yellowstone Rim Runners - , | 20% |
The Bert - Relay Option
Bike: 24 miles
Run 2: 3 miles
Start Line - Transition Area - Finish Line will all be at the ZooMontana parking lot. Gear Check is from 6:15 - 6:45am.
The Relay Option allows up to 3 people to work as 1 team. All members of the relay need to have a signed waiver prior to the race.
An ankle chip system will be passed from one team member to the next in the transition area.
Road bikes are preferred. A helmet must be worn during the bike event.
Each member of your team will receive a shirt and medal.
- Start Time:
- 7:00am MDT
- Price:
- $85.00 Race Fee + $6.10 SignUp Fee
- Registration:
- Registration ends June 5, 2026 at 11:59pm MDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| February 24, 2026, 12:54pm MST | June 5, 2026, 11:59pm MDT | $85.00 Race Fee + $6.10 SignUp Fee |
Club Membership Discounts
Club membership discounts are automatically applied on the payment page during registration. You should use the account you used to register for the club to apply for this discount. We will also attempt to match on name/date of birth.
| Club | Discount |
|---|---|
| Yellowstone Rim Runners - , | 20% |
The Jay - Sprint Duathlon
Bike: 12 miles
Run 2: 1.5 miles
Start Line - Transition Area - Finish Line will all be at the ZooMontana parking lot. Gear Check is from 6:30 - 7:00am.
Road Bikes are preferred. A helmet must be worn during the biking portion of the event.
- Start Time:
- 7:30am MDT
- Price:
- $75.00 Race Fee + $5.50 SignUp Fee
- Registration:
- Registration ends June 5, 2026 at 11:59pm MDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| December 25, 2025, 12:00am MST | June 5, 2026, 11:59pm MDT | $75.00 Race Fee + $5.50 SignUp Fee |
Club Membership Discounts
Club membership discounts are automatically applied on the payment page during registration. You should use the account you used to register for the club to apply for this discount. We will also attempt to match on name/date of birth.
| Club | Discount |
|---|---|
| Yellowstone Rim Runners - , | 20% |
The Jay - Relay Option
Bike: 12 miles
Run 2: 1.5 miles
Start Line - Transition Area - Finish Line will all be at the ZooMontana parking lot. Gear Check is from 6:30 - 7:00am.
The Relay Option allows up to 3 people to work as 1 team. All members of the relay need to have a signed waiver prior to the race.
An ankle chip system will be passed from one team member to the next in the transition area.
Road bikes are preferred. A helmet must be worn during the bike event.
Each member of your team will receive a shirt and medal
- Start Time:
- 7:30am MDT
- Price:
- $85.00 Race Fee + $6.10 SignUp Fee
- Registration:
- Registration ends June 5, 2026 at 11:59pm MDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| February 24, 2026, 12:54pm MST | June 5, 2026, 11:59pm MDT | $85.00 Race Fee + $6.10 SignUp Fee |
Club Membership Discounts
Club membership discounts are automatically applied on the payment page during registration. You should use the account you used to register for the club to apply for this discount. We will also attempt to match on name/date of birth.
| Club | Discount |
|---|---|
| Yellowstone Rim Runners - , | 20% |
The Nellie - Short Duathlon
Bike 8.5 Miles
Start Line - Transition Area - Finish Line will all be at the ZooMontana parking lot. Gear Check is from 6:45 - 7:15am
- Start Time:
- 7:45am MDT
- Price:
- $65.00 Race Fee + $4.90 SignUp Fee
- Registration:
- Registration ends June 5, 2026 at 11:59pm MDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| December 25, 2025, 12:00am MST | June 5, 2026, 11:59pm MDT | $65.00 Race Fee + $4.90 SignUp Fee |
Club Membership Discounts
Club membership discounts are automatically applied on the payment page during registration. You should use the account you used to register for the club to apply for this discount. We will also attempt to match on name/date of birth.
| Club | Discount |
|---|---|
| Yellowstone Rim Runners - , | 20% |
