Marathons in Missouri 2026 | Upcoming Races & Dates

I Am Jane Doe Gravel Ride

Sun, Oct 25 · Chesterfield, MO Chesterfield

I Am Jane Doe Gravel Ride

From $5 Open Closing Soon

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Ruck 'N' Run® (12th Annual)

Sat, Nov 7 · Republic, MO Republic

Run 5.56KShadow 5.56KRuck 5.56K +7

From $43 Open Closing Soon

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MO' Cowbell Marathon/Half-Marathon/10K/5K

Sun, Nov 8 · Saint Charles, MO Saint Charles

5KVirtual 5K10K +5

From $35 Open

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Yeti Endurance Weekend

Sat, Nov 14 · Kansas City, MO Kansas City

5K10KHalf Marathon +1

From $22 Open Closing Soon

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Honoring our Heroes Marathon

Sat, Nov 21 · Rolla, MO Rolla

5KVirtual 5K10K +6

From $30 Open Closing Soon

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St. Louis Track Club Marathon Relay

Sun, Nov 22 · Saint Louis, MO Saint Louis

4 Person Relay5-8 Person Relay Party Pack2 Person Relay +1

From $40 Open Closing Soon

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Remember the Removal Walk, Ride, and Bike

Sat, Dec 5 · Steelville, MO Steelville

5 Mile Walk Adult5 Mile Walk Youth (12-16)13 Mile Trail Ride Adult +5

From $20 Open

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OMRR's Run for the Ranch

Sat, Dec 19 · Springfield, MO Springfield

1 Mile5kHalf-Marathon +3

From $5 Open

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Running From Yeti - Springfield, MO

Sat, Feb 20 · Springfield, MO Springfield

5k Run/Walk5k Run/Walk5K Tulsa Transfer +24

From $0 Open Closing Soon

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St. Louis Marathon

Sat, Apr 3 · St. Louis, MO St. Louis

1-Mile Family Fun Run1-Mile Family Fun RunVirtual 5K +15

From $25 Open

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Heartland 39.3 Series

Sat, Apr 10 · Kansas City, MO Kansas City

Heartland 39.3 SeriesHeartland 39.3 Series

From $220 Open Closing Soon

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ConcreteMan & ConcreteKids Triathlon

Fri, Jun 18 · Rogersville, MO Rogersville

Adult Supersprint Triathlon (Age 13+)Adult Supersprint Triathlon (Age 13+)Adult Sprint Triathlon +9

From $25 Closed

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Ballwin Triathlon

Sun, Jul 18 · Ballwin, MO Ballwin

SPRINT INDIVIDUAL TRI SINGLE Wave 2 - STARTS 7:00AMSPRINT INDIVIDUAL TRI SINGLE Wave 2 - STARTS 7:00AMSPRINT INDIVIDUAL TRI DOUBLE Wave 1 - STARTS 6:45AM +8

From $25 Open 1 spots left

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2027 Matt Mason "Cowboy UP" Triathlon/Duathlon

Sun, Aug 1 · Smithville, MO Smithville

Short Course (Relay Team of 2-3 participants))Short Course (Individual)Short Course (Individual) +11

From $55 Open 32 spots left

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Running From Squatch - Springfield, MO

Sat, Sep 18 · Springfield, MO Springfield

1 Mile1 Mile5k +9

From $25 Closed 60 spots left

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Marathons in Missouri — 2026

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