Running
Marathon
42.2 km
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Race month
April · 47°–67°
Surface
asphalt
Distances
42.2k
Distances
Finish-time calculator
Your finish time
Slide to your target pace — and see when you’ll hit the line.
6:00
min / km
← faster · 2:0012:00 · easier →
4:13:10
Estimated finish · 42.2 km
10 km1:00:00
5 km30:00
Where am I when? · Splits
Start
0:00
5 km
30:00
10 km
1:00:00
15 km
1:30:00
20 km
2:00:00
Half
2:06:35
25 km
2:30:00
30 km
3:00:00
35 km
3:30:00
40 km
4:00:00
Finish
4:13:10
Estimates only · form, weather, and hills can change the result.
Course & climate
Typical weather in St. Louis
Monthly averages based on historical data (2000–present).
April
67°47°
- Sunrise
- 06:25
- Sunset
- 19:38
Surface mix
- 100% asphalt
What to expect
What makes this race distinct — for training and race day.
Experience the Greater St. Louis Marathon: historic neighborhoods, scenic landmarks, and community celebrations along 26 miles of city streets. Feel the energy of a vibrant community event that has a distance for every participant!
Catering & aid stations
Live music, local cuisine, and an unparalleled city tour showcasing the spirit of St. Louis, the Gateway to the Best.
Pacers
Pacers are available for all distances. Target times per start wave and pacer flags are provided.
Stay & get to the start
Getting there
Assumed starting point
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Hotels near the start
Route maps
Results
Official finisher lists are published by the race organiser.
View official resultsFAQ
When is the Greater St. Louis Marathon?
The Greater St. Louis Marathon takes place on April 3, 2027.
What distances are offered?
The event offers a marathon, half marathon, 10K, 5K, and 1-mile family fun run.
Where does the race start and finish?
The race starts and finishes in downtown St. Louis.
Are there any age requirements?
Participants must be at least 12 years old for the marathon, 14 years old for the half marathon, 6 years old for the 10K, 5K, and 1-mile family fun run.
Last updated: Jun 11, 2026, 08:26:48 AM
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