Nov 13, 2025
5:00 AM
Trail
$135+
Laughlin
1-100
Fast & Flat
Mountain Views
The Southwest Series in Laughlin, NV is a smooth 5K, 10K, Half Marathon, and Marathon experience.
The course follows a paved path, featuring a short gravel section, an elevation gain of approximately 85 feet per lap, great food, and a friendly running community.
Southwest Series is organized by Mainly Marathons, one of the largest race organizers in the US, with races in all 50 states. You can participate in one race or take the challenge to complete the whole series!
Mainly Marathons races are designed for runners who run long and run often. All finishers in races longer than half marathon get a custom metal-stamped nameplate!
Half Marathon Guide is the largest calendar and educational resource in the world for half marathon runners and enthusiasts with over 10,000,000 annual visitors.
Let others know what makes this race so special.
