Races Marathon · Houston, USA
Houston Marathon
Houston Marathon is a flat marathon in Houston, USA, held each January. A famously fast, flat single loop — one of the best PB and Boston-qualifying courses in the US. January in Houston is usually cool and racing-friendly, roughly 5-13C. On a course as flat as Houston Marathon, even splits are everything; the classic mistake is banking time in the first third.
Last updated 2026-07-03 · confirm dates & entries on the official race site
When
January
every year
Course
flat
Marathon
Conditions
January in Houston is usually cool and racing-friendly, roughly 5-13C.
Racing this course well
A famously fast, flat single loop — one of the best PB and Boston-qualifying courses in the US.
On a course as flat as Houston Marathon, even splits are everything; the classic mistake is banking time in the first third.
Pick your goal for Houston
Pace charts, weekly structure and timelines for the most common marathon goals:
Asked often
- When is the Houston Marathon?
- It is held each January in Houston, USA. Check the official Houston Marathon site for the exact date and entry windows.
- Is the Houston Marathon course flat?
- A famously fast, flat single loop — one of the best PB and Boston-qualifying courses in the US.
- How should I train for the Houston Marathon?
- Train specifically for Houston — terrain, conditions, goal pace — and let the plan flex around real life. That's exactly what RunV's engine does after every run you log.
Not sure what to target? Predict your marathon time from a recent race →
More marathon races
Build for Houston — around your actual life
RunV engineers your block backwards from race day in January — and rebuilds it every time training doesn't go to script.
