Houston Marathon 2025 Date And Route. Please visit chevronhoustonmarathon.com for available registration options. The start features five corrals with the first corral starting at 6:55 a.m.

The chevron houston marathon elite field starts at 6:55 am, followed by the open fields for both the marathon and half marathon. Celebrate the most wonderful time of year in enchanting texas parks and greenbelts this december.