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Running

Big Bend Ultra

Date
January 17, 2027
Distance
10k · 20k · 35k & more
Register →

From the Organizer

In 2004, a wild idea was hatched: an ultra trail race in Big Bend. It had never been done. The logistics were impossible. Big Bend national and state parks are huge: over 300,000 acres and several hours from San Antonio. Water is scarce. Fuel is scarce. Transportation is scarce. The isolation also means it has lowest light pollution of any park in the lower 48 states: making it a fantastic place for stargazing. This was the beginning of a truly great event that has been held annually ever since. This year Carroll Voss, Erik Stanley, and the team of volunteers and competitors with Trail Roots are looking forward to the best race yet.

Events

20k8:30 AMRegister →
100K5:30 AMRegister →

Weather

Typical Conditions

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

67°

Typical Low

36°

Based on US Climate Normals data from Study Butte, 1 mi from the venue.

Sunrise 7:50 AMSunset 6:20 PMDaylight 10h 30m

Host City

About Terlingua, TX

Elevation

2,508 ft

Nearest Airport

MAF

Midland International Air and Space Port · 199 mi

Time Zone

Central Time

From Endurance Grid

Line up lodging and travel early to lock in your race weekend.

Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Big Bend Ultra, put it on the calendar, and turn “someday” into a start date.

223

Days to train

Race
Big Bend Ultra
Date
January 17, 2027

From Endurance Grid

About This Sport

Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.

With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.

Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.

Read the Guide

Running

From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions (FAQs)

What is the Big Bend Ultra?
Big Bend Ultra is a running race held in Terlingua, Texas on January 17, 2027. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Big Bend Ultra?
Sunday, January 17, 2027 in Terlingua, Texas at 21800 FM170, Terlingua, TX. Check the event page for exact start times and wave schedules.
How do I register for the Big Bend Ultra?
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Big Bend Ultra

Jan 17, 2027

Register →