Barrier Island Ultra
ECO SERIES COAST
Mustang Island - Port Aransas, Texas
5k, 10k, 13.1mi, 26.2mi, 50k, 50mi
November 8, 2025
Eco Trail Race
5k, 10k, 13.1mi, 26.2mi 50k, 50mi
Run by the Gulf of Mexico through the wind and sea spray, over hard-packed sand, while waves lap at your feet. This is a true bucket list race!
Volunteer
Join the Fun
As a Volunteer, you are the person that gives the runner the support and motivation to continue. We know how important each of you are to the entire day and promise you a fun and rewarding experience.
Sponsor
Great Opportunity
This is a great opportunity to share your company, brand and services with a large and targeted group. As a sponsor of one or more events, you can select from the multiple sponsorship levels available.
The Race
The Course
If you love all things “ocean” this is the race for you! Join us in Port Aransas and run along the Gulf of Mexico on a course entirely of sand. You choose your challenge – hard-packed sand near the water or softer sand near the road. Enjoy the sun and the sound of wind and the waves.
After your race, hang with us on the beach, have an ice-cold drink and food from the Port A Beachlodge. Or, enjoy some shopping and sight-seeing in town. Make a vacation out of your race and enjoy the time with friends, family, and the UE Team.
Start and Finish Times
Start / Finish for all distances at the Port A Beachlodge in Port Aransas
6:30 am 50k, 50mi
7:00 am 13.1mi, 26.2mi
7:30 am 5k,10k
CUTOFFS
3:00 pm 5k, 10k, 13.1mi, 26.2mi, 50k
7:00 pm 50mi
RACE BRIEFINGS - begin 10 minutes prior to race start time, at the start line
RACES START - on the scheduled time for each distance and late starts are not accommodated
Course Markings
Races are marked with in-ground flagging and directional signage for each distance.
Course Difficulty
2 = Easy to Moderate course with little to no elevation gain or loss. 100% of the course footing is on hard packed sand.
Results
Registration
RACE DAY
Registration will remain open until the start of each distance - unless otherwise noted and/or the the race is Sold Out
A runner can step up or down in race distance up until the official race start time. After race start, changes in distances result in a DNF.
Change your distance online now
Early Registration Discounts
Sign up early for best pricing
Last day for
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Best Discount - June 23, 2025
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Good Discount - August 25, 2025
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Standard Pricing - Race Day
Swag and Awards
RACE SHIRT - Guarantee a shirt, register by October 17, 2025
MEDAL - All finishers receive a custom designed medal
AWARDS - The first place Male and Female in each race distance, receive an award
Award notifications are sent via email
Itinerary
FRIDAY – November 7, 2025
4:00 - 6:00 pm Packet Pick Up / Registration
SATURDAY – November 8, 2025
5:30 - 7:30 am Packet Pick Up / Registration
at the Start on the beach
6:30 am 50k, 50mi start
7:00 am 13.1mi, 26.2mi start
7:30 am 5k, 10k start
3:00 pm 5k, 10k, 13.1mi, 26.2mi, 50k cutoff
7:00 pm 50mi cutoff
Aid Stations
Well stocked Aid Stations manned by passionate volunteers and unmanned aid stations, provide:
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First Aid: Band-Aids, Vaseline, and other basic first aid supplies
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Food/Drink: Crazy Water, electrolytes, various salty, sweet and savory snacks
LOCATIONS
Aid stations will be conveniently located every 3-5 miles on the out and back course.
Cupless Race
This is an environmentally friendly race and it is our goal to keep the trails litter free to preserve their beauty.
Cups won't be supplied during this racing event. Please bring your refillable water bottles and we will refill them at the aid stations.
Training / Coaching
At every level, proper training can help you prepare for success. Ultra Expeditions has certified coaches and offers individual and group training packages. Learn More >>
Parking, Lodging and Travel
Park Entrance and Parking
Port A Beachlodge
2016 On the Beach Dr.
Port Aransas, TX 78373
PLEASE NOTE: The beach/park may collect fees for entrance and/or parking that are not covered in race registration. The beach will be open for racers to arrive and leave. Please pay for your parking pass at city hall, the chamber of commerce, local grocery stores, or at various businesses and vendors in town or on the beach. Contact the city of Port Aransas for more information.
Directions to the Start
All race distances start and finish at the Port A Beachlodge in Port Aransas
Hotels
The closest hotels are in Port Aransas, Texas.
400 E Avenue G, Port Aransas, TX 78373
361-749-3010
Camping
Camping is available at Mustang Island State Park and beach camping is available on public beaches with a permit.
PLEASE NOTE: Ultra Expeditions is not responsible for any missing or damaged property, or any accidents.
ALSO NOTE: The parks/city may collect fees for entrance and/or parking that are not covered in race registration. Contact Mustang Island State Park or the City of Port Aransas for more information.
Our Amazing Sponsors
Race Sponsors
Partner Sponsors
Multiple Sponsorship Packages available.
