IRONMAN 70.3

IRONMAN 70.3 Texas

Sunday, March 29, 2026 · Galveston Island, TX, United States

25 days until race day

Course Overview

IRONMAN 70.3 Texas takes place in Galveston Island, TX, United States as an IRONMAN 70.3 race. Athletes face a protected bay swim, followed by a flat and fast bike course and a flat and fast run course.

~

Swim

Bay

1.9 km / 1.2 mi

^

Bike

Flat

90 km / 56 mi

*

Run

Flat

21.1 km / 13.1 mi

Training Tips for IRONMAN 70.3 Texas

1

Practice open-water swimming in sheltered venues to simulate the calm bay conditions on race day.

2

Focus on sustained power and aerodynamics for the flat bike course — time trial position and pacing are key.

3

Train for even pacing on flat ground with race-pace tempo runs and practice holding form when fatigued.

4

Rehearse your transition routine and nutrition plan during training so race day execution is automatic.

How Transition Prepares You for IRONMAN 70.3 Texas

Transition's AI coach builds a training plan specifically adapted for this course. Your plan accounts for the bay swim conditions, the flat bike terrain, and the flat run profile — so you show up on race day fully prepared.

Adaptive Planning

Your plan adjusts weekly based on your progress, recovery, and schedule changes.

Course-Specific Prep

Workouts target the exact demands of this course's swim, bike, and run profiles.

Race-Day Ready

Nutrition rehearsal, taper optimization, and pacing strategy built into your plan.

“Transition has helped me improve my Ironman training more than any other method I've encountered in my triathlon journey. It's incredibly precise and personalized.”

Carlos Rebelo — Triathlete

Recommended: IRONMAN 70.3 Plan

Our AI-powered ironman 70.3 plan adapts to your fitness, schedule, and this specific course. Start training smarter today.

View IRONMAN 70.3 Plan

Frequently Asked Questions

How do I train for IRONMAN 70.3 Texas?

Training for IRONMAN 70.3 Texas requires a structured plan that addresses the specific course demands: a bay swim, flat bike, and flat run. Transition's AI coach builds a personalized plan that adapts to your fitness level and progressively prepares you for these exact conditions.

What is the IRONMAN 70.3 Texas course like?

IRONMAN 70.3 Texas takes place in Galveston Island, TX, United States as an IRONMAN 70.3 race. Athletes face a protected bay swim, followed by a flat and fast bike course and a flat and fast run course. The race takes place in Galveston Island, TX, United States and attracts athletes from around the world.

How long should I train for IRONMAN 70.3 Texas?

Most athletes need 16-20 weeks of dedicated training for a IRONMAN 70.3. This allows sufficient time for base building, race-specific preparation, and a proper taper. Transition's AI coach can create a plan that fits your timeline and current fitness.

View on ironman.com

Ready to crush your next race?

Get the app. Train smarter. Race faster.

Download on the App StoreGet it on Google Play