Texas City Triathlon, Duathlon, & Aquabike
About this race
Get ready for a one-of-a-kind multisport racing event on Saturday, Sept 20—the Houston Methodist Texas City Triathlon, Duathlon, & Aquabike! Dive into a beginner-friendly sandy bottom swim, conquer a flat and fast bike course on the dike, and experience a beautiful run through Bay Street Park's trails. All ages and abilities are welcome to sign up for this annual event. Don't miss your chance to be part of something special. Register today!
Pick your distance
Triathlon
Sprint Triathlon - Age Group
Most choose this category (age group & overalls). 500-Meter Swim / 15-Mile Bike / 3.1-Mile Run
Sprint Triathlon - Rookie/First Timer
Reserved for athletes completing their first triathlon. This welcoming category allows beginners to race alongside other first timers, though participation is optional. The same courses and USA Triathlon rules apply.
Sprint Triathlon - Clydesdales & Athenas
Males weighing over 220 and females weighing over 165 may register to race this category if they wish, but it is not mandatory. 500-Meter Swim / 15-Mile Bike / 3.1-Mile Run
Sprint Triathlon - Guardians
Must be police, fire, EMS, and/or Military to register for this category. 500-Meter Swim / 15-Mile Bike / 3.1-Mile Run
Sprint Triathlon - Paratriathlete
Must be a paratriathlete to register for this category. 500-Meter Swim / 15-Mile Bike / 3.1-Mile Run
Sprint Triathlon - Paratriathlete Guide
This category is free but only for those that have a registered paratriathlete they are working with to guide during the triathlon.
Sprint Triathlon - Recreational (Awards Ineligible)
Timed but Awards Ineligible (Last Swim Wave) - For participants who can safely complete the swim but prefer the added confidence of approved swim aids. Permitted aids include deployed tow buoys, LAVA shorts or pants, and wetsuits when the water temperature is between 78.1°F and 83.9°F. Fins, hand paddles, swim gloves, pull buoys, and audio devices are prohibited under USA Triathlon rules, even in non competitive recreational categories. Participants must provide their own equipment, and all standard bike, run, and transition rules apply.
Sprint Triathlon - Relay Teams
Teams of 2 or 3 athletes. All male, all female, or mixed teams. 500-Meter Swim / 15-Mile Bike / 3.1-Mile Run
Duathlon
Sprint Duathlon
All Duathletes register for this category. There are no other Duathlon categories. Awards are overall in both the Duathlon and Aquabike events. 2-Mile Run / 15-Mile Bike / 3.1-Mile Run
Sprint Duathlon - Paratriathlete
Must be a paratriathlete to register for this category. 2-Mile Run / 15-Mile Bike / 3.1-Mile Run
Sprint Duathlon - Paratriathlete Guide
This category is free but only for those that have a registered paratriathlete they are working with to guide during the triathlon.
Sprint Duathlon - Relay Teams
Teams of 2 or 3 athletes. All male, all female, or mixed teams. 2-Mile Run / 15-Mile Bike / 3.1-Mile Run
Aquabike
Sprint Aquabike
All Aquabike Athletes register for this category. There are no other Aquabike categories. Awards are overall in both the Aquabike and Duathlon events. 500-Meter Swim / 15-Mile Bike
Typical race-day weather
Based on 5 years of Open-Meteo archive data for this event's race dates in Texas City, plus the 3 days either side.
The sun rises at 7:05 AM and sets at 7:21 PM local time (CDT) in Texas City on September 18, 2027 — 12h 15m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Results — Texas City Triathlon, Duathlon, & Aquabike
Other races near Texas City
Different organizers, within 40 miles, in the next three months
Texas City Half Marathon, 10k, 5k, & Mile
Toughest 10k Galveston
Daily News Press Run - Galveston
Latitude-Fall Triathlon
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 5 Texas City events
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