Marathon In Houston 2025 Route. The chevron houston marathon will occur on sunday, january 19, 2025, while the houston 5k marathon will be held the day before. Finishing any one race is an accomplishment.
Corrals b, c, d, and e will follow a corral using a pulsed start. The houston marathon course is almost flat, with a high elevation of 84 feet (25.6m) and a low elevation of 23 feet.