All marathons

Mid-January · Southwest · Loop

Houston Marathon

Houston, TX

Fast winter race; strong spectator support

  • Best for PR
  • Boston Qualifier
  • First Marathon
  • Bucket List
Official site

Opens the race organizer's website

Typical start temp
51°F(estimated)
Field size
~7,000 runners(estimated)
Course
Flat
Elevation
150 ft gain(estimated)

Why runners choose this race

A loop course around Houston, TX, with very little meaningful elevation change.

Good fit if

  • · PR attempts
  • · Boston qualification
  • · First-time marathoners

Think twice if

  • No notable warnings in the data.

Course and logistics

Course type
Loop
Surface
Road
Total gain
150 ft(estimated)
Field size
~7,000 runners(estimated)
Crowd support
Steady crowd support
Entry
Data coming soon
Start / finish
Start and finish in the same area

Race details

Typical timing
Mid-January
Region
Southwest
Editorial tier
Featured
Data last reviewed
2026-08-26

Fast winter race; strong spectator support

Good to know

  • Best for PR
  • Boston Qualifier
  • First Marathon
  • Bucket List
  • Loop course
  • Flat course
  • Destination race

Race-day weather

Modelled from location, month and coastal proximity — not verified race history.

Typical start
51°F(estimated)
By midday
62°F(estimated)
Dew point
39°F(estimated)
ExcellentGoodWarmHeat risk

Typical start sits at 51°F excellent marathon conditions.

Similar races

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Phoenix/Tempe, AZ

Weather
43°Ftypical start
Field size
~2,000 runners
Course
Flat
Elevation
200 ft gain

Flat desert loop across 3 cities

PR9.4Weather9.1Experience7.6

Late February · Southwest

Rock 'n' Roll Las Vegas

Las Vegas, NV

Weather
38°Ftypical start
Field size
~4,000 runners
Course
Flat
Elevation
200 ft gain

Night race running down the Las Vegas Strip

PR9.6Weather8.6Experience7.9

Early November · Southwest

Fort Worth Marathon

Fort Worth, TX

Weather
54°Ftypical start
Field size
~800 runners
Course
Flat
Elevation
200 ft gain · 0 ft net

Event listed as: Marathon

PR9.3Weather8.7Experience6.3