2021 Run with the Horses Marathon

Green River | Salt to Stone

Purchase tickets: RunnerCard – 2021 Run with the Horses Marathon Half and 10K

The race is always the 3rd weekend in August. The marathon will be held on Saturday, August 21st, 2021. Packet/bib pick-up will be 4-8 pm at The Expedition Island (475 South 2nd East) on August 20th, be prepared to sign a waiver of release for the Green River Chamber of Commerce on the day of packet pick-up.

All 3 races begin Saturday @ 7:00 a.m. in front of the pavilion at The Expedition Island. Elevation is 6100′ at start. The first 2 miles are city streets and the paved Greenbelt Trail along the Green River. The course then turns onto The Wild Horse Loop Tour Road, a County graded dirt road. You will begin your run up 1st Springs Canyon, approx. 2 miles. At the head of the canyon the elevation will now be about 7300′. You will then be running across the top of White Mountain on the Wild Horse Loop Tour over rolling hills between 7300 and 7500′. Previous runners described the course as challenging and rewarding.

This is a high plains desert, there will be no shade trees after you leave the city streets. Many runners stop and take photos of the vistas and any wild horses and other wildlife they encounter. This is an up and back course, at the halfway point of each respective race you will turn around and return back to Green River to the Expedition Island.

There will be aid stations every 2 miles starting at mile 2. Water, Gatorade every 2 miles. There will be port-a-potties at the race start, mile 2, mile 6.5 and at 13.1 marathon turnaround. With a 7 hour time limit for all levels, this is a unique race! There will be awards for the winners in several categories.

Your entry fee includes a t-shirt and a very unique finisher medal. 10K runners if interested will need to purchase their t-shirts for and extra $20.00 each. Full and half runners – your shirts will be included in your race fee.

Rock Springs Sweetwater County Airport
PO Box 1987 Rock Springs, WY 82902 (307) 352-6880 fly@sweetwater.net

The Rock Springs Sweetwater County Airport is located 7 miles East of Rock Springs. To get to the airport, take I-80 East out of Rock Springs. Take exit 111 and go South on highway 370. The airport is about 3.5 miles down the road on top of the mesa.
Rock Springs Airport Terminal 307-362-0416
Enterprise Rent-A-Car 800-736-8222
Hertz Rent a Car 307-382-3262
Thrifty Car Rental 866-344-7420

Sweetwater County is 2.5 hours from Salt Lake International Airport and approximately 5 hours from Denver International Airport.

Map Icon of Salt to Stone Region

Learn more about Salt to Stone

Start Date

August 21, 2021 - 7:00 AM

End Date

August 21, 2021 - 7:00 AM


E 2nd South St

Green River, WY, 82935


Much More to Explore

There are many ways to get out and explore all that Wyoming has to offer. Explore events and make your Wyoming vacation one to remember forever.

  • Facebook
  • Twitter
  • Pinterest
  • Copy Link
  • Email
  • LinkedIn
Copy link