Free tool
Compare marathons
Side-by-side comparison of elevation, PB potential, beginner friendliness, terrain, weather, and entry details. Pick two races and see how they stack up.
Race A
vs
Race B
Race A
St. George Marathon
Best for
Elite PB chasingQualifying pathway
Race B
Chevron Houston Marathon
Best for
Elite PB chasingNewer marathonersFlat-course PBs
Race A
St. George Marathon
St. George, USA
Race B
Chevron Houston Marathon
Houston, USA
Date
Expected October 2027
Expected January 2027
Month
Oct
Jan
Location
🇺🇸 St. George, USA
🇺🇸 Houston, USA
Terrain
Road
Road
Elevation gain
280 m
▲
45 m
PB potential
Beginner friendly
▲
World Major
No
No
Entry type
Lottery
Open
Entry status
Check official site
Check official site
Season
Autumn · Americas
Winter · Americas
Race-day temp.
7–16°C
8–16°C
Conditions
Clear Utah autumn — ideal PB conditions
Cool winter morning, warming by finish
Humidity
20–40%
55–70%
Wind
5–15 km/h canyon variable
10–20 km/h southerly
Qualifies for
Boston Marathon
Boston Marathon
Want to know how these scores are calculated? See methodology →