DAM Ultra 50K & Half Marathon
Boulder City, NV
Sat, Jan 30, 2027
In 95 days · Sat, Jan 30, 2027
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Saturday, January 30th, 2027
998 Canyon Rd., Boulder City NV
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40–59°F · low rain risk
See last 10 years
On this date: rain 0 of the last 10 years
2026
44–66°F
dry
2025
33–58°F
dry
2024
51–65°F
dry
2023
35–46°F
dry
2022
43–63°F
dry
2021
33–52°F
dry
2020
39–61°F
dry
2019
43–61°F
dry
2018
50–68°F
dry
2017
38–60°F
dry
Best months to race in Nevada →
About this race
Willow Running USA is heading west for our first running event for the 2027 season. The stunningly beautiful fully paved River Mountain Loop Trail is the setting for the Dam Ultra 50k & Half Marathon in Boulder City, Nevada.
Boulder City, NV is nestled between the city of Las Vegas, NV and the Boulder Dam. This inaugural event will benefit St. Jude’s Ranch for Children.
Course map
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