Runner's Almanac
All marathons

Early April · Midwest · Loop

St. Louis Marathon

St. Louis, MO

Event listed as: Marathon

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Registration opens on the organizer's site

Typical start temp
47°F(estimated)
Field size
~1,200 runners(estimated)
Course
Rolling
Elevation
600 ft gain · 0 ft net(estimated)

Why runners choose this race

A loop course around St. Louis, MO, with steady rollers that reward even pacing.

Good fit if

  • Not enough verified data yet.

Think twice if

  • No notable warnings in the data.

Course and logistics

Course type
Loop
Surface
Road
Total gain
600 ft(estimated)
Total loss
600 ft(estimated)
Net elevation
0 ft(estimated)
Field size
~1,200 runners(estimated)
Crowd support
Pockets of spectators
Entry
Easy
Entry fee
$85(most recent listed price)
Day of week
Saturday
Start / finish
Start and finish in the same area

Race details

Typical timing
Early April
Next confirmed date
Saturday, April 3, 2027
Registration
Open now
Region
Midwest
Editorial tier
Recommended
Prestige
6.0/10(estimated)
Data last reviewed
2026-08-26

Event listed as: Marathon

Good to know

  • Loop course
  • Easy entry

Race-day weather

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

Typical start
47°F(estimated)
By midday
58°F(estimated)
Dew point
40°F(estimated)
ExcellentGoodWarmHeat risk

Typical start sits at 47°F — excellent marathon conditions.

Similar races

Early April · Midwest

St. Louis Marathon (GO! St. Louis)

St. Louis, MO

Weather
47°Ftypical start
Field size
~1,200 runners
Course
Rolling
Elevation
600 ft gain

Gateway Arch Riverfront

PR7.3Weather9.0Experience7.3

Mid-October · Midwest

Des Moines Marathon

Des Moines, IA

Weather
48°Ftypical start
Field size
~1,500 runners
Course
Rolling
Elevation
500 ft gain

State Capitol grounds and Gray's Lake

PR7.3Weather8.9Experience7.4