
DAM Ultra 50M, 50K & Half Marathon is a running race on January 30, 2027 in Boulder City, NV, with entry fees from $75 to $90.
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 50M, 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.
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
61°
Typical Low
43°
Based on US Climate Normals data from Alan Bible Visitor Ctr, 3 mi from the venue.
Nearest Airport
LAS
Harry Reid International Airport · 19 mi
Time Zone
Pacific Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Every finish line starts with a single decision. Claim your spot at DAM Ultra 50M, 50K & Half Marathon, put it on the calendar, and turn “someday” into a start date.
79
Days to train
Plan your training, log every workout, and track your progress all the way to race day in the Endurance Grid app.


DAM Ultra 50M, 50K & Half Marathon
Jan 30, 2027