Run the 4 Mile Loop Route, as many times as possible, from 8 am until 11 am. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
11:00am MDT
Price:
$75.20
incl. $5.20 Fee
Registration:
Price increases
to $85.80
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:23am MDT
October 31, 2025, 11:59pm MDT
$75.20
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$85.80
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$96.40
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$107.00
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00am MDT
$117.60
Age Based Discounts for 3 Hour Solo
Registration Starting
Registration Ending
Age
Price
March 3, 2026, 12:00am MST
May 22, 2026, 11:59pm MDT
3 - 12
$32.80
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as many times as possible, from 8 am until 2 pm. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
2:00pm MDT
Price:
$85.80
incl. $5.80 Fee
Registration:
Price increases
to $96.40
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:26am MDT
October 31, 2025, 11:59pm MDT
$85.80
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$96.40
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$107.00
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$117.60
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00pm MDT
$128.20
Age Based Discounts for 6 Hour Solo
Registration Starting
Registration Ending
Age
Price
April 26, 2026, 12:00am MDT
May 22, 2026, 11:59pm MDT
3 - 12
$43.40
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as many times as possible, from 8 am until 5 pm. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
5:00pm MDT
Price:
$96.40
incl. $6.40 Fee
Registration:
Price increases
to $107.00
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:29am MDT
October 31, 2025, 11:59pm MDT
$96.40
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$107.00
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$122.90
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$138.80
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00am MDT
$149.40
Age Based Discounts for 9 Hour Solo
Registration Starting
Registration Ending
Age
Price
April 26, 2026, 12:00am MDT
May 22, 2026, 11:59pm MDT
3 - 12
$54.00
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as many times as possible, from 8 am until 8 pm. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
8:00pm MDT
Price:
$117.60
incl. $7.60 Fee
Registration:
Price increases
to $128.20
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:45am MDT
October 31, 2025, 11:59pm MDT
$117.60
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$128.20
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$138.80
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$149.40
May 21, 2026, 12:00am MDT
May 29, 2026, 11:59pm MDT
$160.00
Age Based Discounts for 12 Hour Solo
Registration Starting
Registration Ending
Age
Price
April 26, 2026, 12:00am MDT
May 22, 2026, 11:59pm MDT
3 - 12
$64.60
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as many times as possible, from 6am until 6 am on Sunday. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
Event Dates:
Saturday May 30, 2026 - Sunday May 31, 2026
Start Time:
6:00am MDT
End Time:
6:00am MDT
Price:
$128.20
incl. $8.20 Fee
Registration:
Price increases
to $149.40
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:49am MDT
October 31, 2025, 11:59pm MDT
$128.20
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$149.40
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$170.60
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$191.80
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00am MDT
$202.40
Age Based Discounts for 24 Hour Solo
Registration Starting
Registration Ending
Age
Price
April 26, 2026, 12:00am MDT
May 22, 2026, 11:59pm MDT
3 - 12
$75.20
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as many times as possible, from 6am Saturday until 6pmon Sunday. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
Event Dates:
Saturday May 30, 2026 - Sunday May 31, 2026
Start Time:
8:00am MDT
End Time:
6:00pm MDT
Price:
$207.70
incl. $12.70 Fee
Registration:
Price increases
to $218.30
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:52am MDT
October 31, 2025, 11:59pm MDT
$207.70
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$218.30
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$234.20
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$255.40
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00am MDT
$263.50
Age Based Discounts for 36 Hour Solo
Registration Starting
Registration Ending
Age
Price
April 26, 2026, 12:00am MDT
May 22, 2026, 11:59pm MDT
3 - 12
$85.80
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as part of a Relay Team of 2 - 3, (setup during the registration process) as many times as possible, from 8 am until 11 am. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
If doing a Relay Team, the first team member to sign up will create a Team Name and Password, sharing the link with teammates. Each team mate registers and pays entry fees individually.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
11:00am MDT
Price:
$75.20
incl. $5.20 Fee
Registration:
Price increases
to $85.80
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:23am MDT
October 31, 2025, 11:59pm MDT
$75.20
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$85.80
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$96.40
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$107.00
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00am MDT
$117.60
Age Based Discounts for 3 Hour Relay: 2-3 runners
Registration Starting
Registration Ending
Age
Price
March 3, 2026, 12:00am MST
May 22, 2026, 11:59pm MDT
3 - 12
$22.20
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as part of a Relay Team of 2-6, (setup during the registration process) as many times as possible, from 8 am until 2 pm. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
If doing a Relay Team, the first team member to sign up will create a Team Name and Password, sharing the link with teammates. Each team mate registers and pays entry fees individually.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
2:00pm MDT
Price:
$85.80
incl. $5.80 Fee
Registration:
Price increases
to $96.40
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:26am MDT
October 31, 2025, 11:59pm MDT
$85.80
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$96.40
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$107.00
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$117.60
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00pm MDT
$128.20
Age Based Discounts for 6 Hour Relay: 2-6 runners
Registration Starting
Registration Ending
Age
Price
March 3, 2026, 12:00am MST
May 22, 2026, 11:59pm MDT
3 - 12
$27.50
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, as part of a Relay Team of 2 - 9 (setup during the registration process) as many times as possible, from 8 am until 5 pm. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
If doing a Relay Team, the first team member to sign up will create a Team Name and Password, sharing the link with teammates. Each team mate registers and pays entry fees individually.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
5:00pm MDT
Price:
$96.40
incl. $6.40 Fee
Registration:
Price increases
to $107.00
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:29am MDT
October 31, 2025, 11:59pm MDT
$96.40
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$107.00
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$122.90
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$138.80
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00am MDT
$149.40
Age Based Discounts for 9 Hour Relay: 2-9 runners
Registration Starting
Registration Ending
Age
Price
March 3, 2026, 12:00am MST
May 22, 2026, 11:59pm MDT
3 - 12
$32.80
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, individually or as part of a Relay Team of 2-12 (setup during the registration process) as many times as possible, from 8 am until 8 pm. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
If doing a Relay Team, the first team member to sign up will create a Team Name and Password, sharing the link with teammates. Each team mate registers and pays entry fees individually.
Event Date:
Saturday May 30, 2026
Start Time:
8:00am MDT
End Time:
8:00pm MDT
Price:
$117.60
incl. $7.60 Fee
Registration:
Price increases
to $128.20
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:45am MDT
October 31, 2025, 11:59pm MDT
$117.60
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$128.20
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$138.80
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$149.40
May 21, 2026, 12:00am MDT
May 29, 2026, 11:59pm MDT
$160.00
Age Based Discounts for 12 Hour Relay: 2-9 runners
Registration Starting
Registration Ending
Age
Price
March 3, 2026, 12:00am MST
May 22, 2026, 11:59pm MDT
3 - 12
$38.10
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, individually or as part of a Relay Team of 2 - 12 (setup during the registration process) as many times as possible, from 6am until 6am. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
If doing a Relay Team, the first team member to sign up will create a Team Name and Password, sharing the link with teammates. Each team mate registers and pays entry fees individually.
Event Dates:
Saturday May 30, 2026 - Sunday May 31, 2026
Start Time:
6:00am MDT
End Time:
6:00am MDT
Price:
$128.20
incl. $8.20 Fee
Registration:
Price increases
to $149.40
after October 31, 2025 at 11:59pm MDT
Registration Starting
Registration Ending
Price
July 11, 2025, 10:49am MDT
October 31, 2025, 11:59pm MDT
$128.20
November 1, 2025, 12:00am MDT
January 31, 2026, 11:59pm MST
$149.40
February 1, 2026, 12:00am MST
April 30, 2026, 11:59pm MDT
$170.60
May 1, 2026, 12:00am MDT
May 20, 2026, 11:59pm MDT
$191.80
May 21, 2026, 12:00am MDT
May 29, 2026, 11:00am MDT
$202.40
Age Based Discounts for 24 Hour Relay: 2-12 runners
Registration Starting
Registration Ending
Age
Price
March 3, 2026, 12:00am MST
May 22, 2026, 11:59pm MDT
3 - 12
$43.40
Age based discounts are automatically applied at checkout.
Run the 4 Mile Loop Route, individually or as part of a Relay Team of 2 - 12 (setup during the registration process) as many times as possible, from 6 am Saturday until 6am Sunday. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
If doing a Relay Team, the first team member to sign up will create a Team Name and Password, sharing the link with teammates. Each team mate registers and pays entry fees individually.
Event Dates:
Saturday May 30, 2026 - Sunday May 31, 2026
Start Time:
6:00am MDT
End Time:
6:00pm MDT
Price:
$160.00
incl. $10.00 Fee
Registration:
Registration ends May 22, 2026 at 11:00am MDT
Registration Starting
Registration Ending
Price
July 8, 2025, 11:00am MDT
May 22, 2026, 11:00am MDT
$160.00
Age Based Discounts for 36 Hour Relay: 2-12 runners
Registration Starting
Registration Ending
Age
Price
April 26, 2026, 12:00am MDT
May 22, 2026, 11:59pm MDT
3 - 12
$48.70
Age based discounts are automatically applied at checkout.
Choose between the 7k or any timed events (3, 6, 9, 12, 24 ,48 or 100 mile) solo or as a relay team, OR the 2x2x24 or 4x4x48 virtually. One week before the race you'll receive your customized Race Bib*, finisher medal & mug.
Run the 4 Mile Loop Route until you hit 100 miles with a time cut off of 36 hours. Breaks to sauna, cold plunge, rest, eat or use the restroom between laps are allowed. You'll have the option to add on the Glamping Tent package at checkout.
Event Dates:
Saturday May 30, 2026 - Sunday May 31, 2026
Start Time:
6:00am MDT
End Time:
6:00pm MDT
Price:
$207.70
incl. $12.70 Fee
Registration:
Price increases
to $218.30
after October 31, 2025 at 11:59pm MDT
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