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A trail running festival weekend in the desert.

About the race

Desert RATS Trail Running Festival by UTMB has four unique distances, three days of racing and indescribable views of the desert. There is something for every runner. Enjoy views of the Colorado River as you race through flowy singletrack, climb up the mesa, and take in the vastness of the desert.

Discover the Races

Registrations open

12th April 2025
100K

Race Category

ws100KM

Running Stones

3

Distance

100 KM

Elevation Gain

2050 M+

Registrations open

12th April 2025
50K

Race Category

ws50KM

Running Stones

2

Distance

48 KM

Elevation Gain

1050 M+

Registrations open

13th April 2025
21K

Race Category

ws20KM

Running Stones

1

Distance

21 KM

Elevation Gain

700 M+

Registrations open

11th April 2025
10K

Distance

9 KM

Elevation Gain

200 M+

Sign up for Desert Rats by UTMB Announcements

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