3.1M Trail Run
Race Day Details:
Sunday, October 4, 2025
Pick-up packet- 8:00am-8:45 am
Race begins: 9:00am
Koch Park, 199 W. Cooper Avenue, Aspen, CO 81611
3.1 miles, 1,700 feet of elevation gain
Prizes awarded at 10:00 am on the Cliffhouse deck
Water stations for both dogs and humans will be located at mile 1, mile 2.2 and at the Cliff House.
PLEASE remember to bring your own water bottle. We will provide dog bowls at the aid stations.
Sunday, October 4, 2025
Pick-up packet- 8:00am-8:45 am
Race begins: 9:00am
Koch Park, 199 W. Cooper Avenue, Aspen, CO 81611
3.1 miles, 1,700 feet of elevation gain
Prizes awarded at 10:00 am on the Cliffhouse deck
Water stations for both dogs and humans will be located at mile 1, mile 2.2 and at the Cliff House.
PLEASE remember to bring your own water bottle. We will provide dog bowls at the aid stations.
- Start Time:
- 9:00am MDT
- End Time:
- 1:00pm MDT
- Registration Limit:
- 120 spots left.
- Price:
- $70.30 incl. $4.92 Fee
- Registration:
- Registration ends October 4, 2026 at 8:40am MDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| February 1, 2025, 9:00am MST | October 4, 2026, 8:40am MDT | $70.30 |
Age Based Discounts for 3.1M Trail Run
| Registration Starting | Registration Ending | Age | Price |
|---|---|---|---|
| February 26, 2026, 12:00am MST | October 4, 2026, 8:40am MDT | 1 - 18 | $43.48 |
Age based discounts are automatically applied at checkout.
This is a service fee for processing your registration. This may be slightly higher or lower per registrant than the amount shown here.
