from $65
RegisterSaint Louis half marathons
Half Marathons in Saint Louis, Missouri
4 upcoming half marathons in Saint Louis, listed by date with entry fees from race registration.
4
upcoming half marathons
Other distances in Saint Louis
Half marathon results in Missouri
From 57 half marathons with official results in the last two years, 14,846 finishers in all. Saint Louis has too few scored half marathons for its own numbers, so these cover all of Missouri.
2:08:16
typical finish
9:47 /mi
typical pace
105
finishers in a typical race
2:18:16
women, typical finish
1:58:39
men, typical finish
under 1:39:54
the fastest tenth
Entry for upcoming half marathons in Missouri usually runs from $45 to $70, with a typical fee of $65 before processing fees.
Typical times are the middle finisher across these races, weighted by field size. School meets, stair climbs, and results with timing errors are left out.
Fastest half marathons in Missouri
- 1Rock The Parkway Half Marathon and 5kKansas City · median 2:05:38 · 3,297 finishers in 2026
- 2Time Travel Half-Marathon/5K/10K - Kansas CityOlathe · median 2:05:51 · 76 finishers in 2026
- 3Time to Paddy 5K/10K & Lucky 13.1 - St LouisSt Louis · median 2:06:30 · 105 finishers in 2025
- 4DoNot Stop Half Marathon/5K/10K - St. LouisMaryland Heights · median 2:06:49 · 90 finishers in 2026
- 5Running From Yeti - St. Louis, MOSt. Louis · median 2:07:48 · 177 finishers in 2026
Biggest half marathons in Missouri
- 1Rock The Parkway Half Marathon and 5kKansas City · 3,297 finishers in 2026
- 2Hospital Hill RunKansas City · 1,156 finishers in 2026
- 3Yeti Endurance WeekendKansas City · 473 finishers in 2025
- 4RUN LibertyLiberty · 428 finishers in 2026
- 5Running From Yeti - Springfield, MOSpringfield · 203 finishers in 2026
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