Thunder Chicken 100K Stage Races

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Thunder Chicken 100K Stage Races Thunder Chicken 100K Stage Races

This is a 3 Day trail foot race in Western St, Louis County, MO This race is presented by Terrain Trail Runners-STL!

www.terraintrailrunners.com


St. Louis's very own three day trail running stage race - Thunder Chicken 100 Stage Races

Thunder Chicken 100 Stage Races are an annual gathering at Camp Wyman in Eureka, Mo, in western St. Louis County, Missouri. The event was created for many adventure seekers, reuniting for a weekend of challenging races, fellowship and the opportunity to become one of the Thunder Chicken 100K PEOPLE! Over the course of three days, runners will experience some of the most challenging terrain and scenic trail systems STL West County has to offer! Winding, climbing and descending through the rugged Rockwoods Reservation, Rockwoods Range and Greensfelder park systems with several creek crossings, past scenic vistas and bluffs and through dense forest. Stage 1 - 20Mi - Tour de Rockwoods Range

Stage 2 - 26Mi - Tour de Rockwoods Range

Stage - 25K - Tour de Greensfelder


LOCATION:

Camp Wyman, 600 Kiwanis Dr, Eureka, MO 63025


Register on Ultrasignup.com



Visit race website for more information: http://www.terraintrailrunners.com/thunder-chicken-100k.html

09/17/2026

Welcome Michelle Jachim from Willowbrook, IL

09/01/2026

Welcome Krista Johnson from Plano, IL

08/17/2026

Welcome Ben Saubers from Warsaw, MO

💥 Thunder Chicken 100K Stage Races - 2027 Race registration is now LIVE!St. Louis' only 3-day stage race returns with th...
08/14/2026

💥 Thunder Chicken 100K Stage Races - 2027 Race registration is now LIVE!

St. Louis' only 3-day stage race returns with three unique stages, one unforgettable weekend AND the toughest trail systems St. Louis West County has to offer.

👉 Take on all three stages and earn the 100K BUCKLE.
👉 Pair two stages and grind through a double-header
OR
👉 Throw down a single stage and leave a crater where your comfort zone used to be.

~ Individual stage events earn MEDALS that snap together to build the full Thunder Chicken trivet ~

📅 April 30 - May 2, 2027
📍 Beulah Shelter @ Greensfelder County Park, Wildwood, MO
GET READY FOR SPRING 2027 RACING SEASON!
👉 Limited Spots Available.
Registration 🔗
https://ultrasignup.com/register.aspx?did=138353

Learn more on our website: www.terraintrailrunners.com
🏃‍♀️🏃‍♂️

👉 We've got a little bit of bad news and a whole lot of good news.● Bad News 👎 Due to an unexpected last-minute permit o...
04/16/2026

👉 We've got a little bit of bad news and a whole lot of good news.
● Bad News 👎
Due to an unexpected last-minute permit overlap, we have to cancel the 2026 edition of the Thunder Chicken 100K Stage Races. We're seriously bummed to share this.
*Refunds are headed your way.
● Good News 👍
The Thunder Chicken 100K Stage Races spirt is alive and well. We've already secured permits and confirmed the dates for 2027.
The race will happen next year, and it is going to be worth the wait 🙌
2027 Information:
📅 April 30 - May 2, 2027
📍 Beulah Shelter, Greensfelder County Park
👉 Online registration for 2027 will open on Friday, May 1, 2026.
Get ready to make some plans for Spring 2027!

04/02/2026

Welcome Alesxander Pinzon from Florissant, MO

04/02/2026

Welcome Paul Brown from Downers Grove, IL

21 Mi Stage 1 Runners

04/01/2026

🔥 We are 6-ish weeks out from the Thunder Chicken 100K Stage Races!

💥 St. Louis' one and only 3-day stage race 💥

📅 May 15-17, 2026
📍Greensfelder County Park (Beulah Shelter) Wildwood, MO

• Run all 3-days and vou'll walk away with a kick-ass buckle.

• Pick any 2 stages or run them individually and you'll score the stage-specific medals - AND YES, they clip together to form a swanky display worthy trivet.

EVERY STAGE IS IT'S OWN ADVENTURE!
Are you ready for ?!
Registration 🔗
https://ultrasignup.com/register.aspx?did=134778

03/30/2026

Welcome Elyse and Eric Verdeyen from Rolla, MO

21 Mi - Stage 1 Runner

03/24/2026

Welcome Kyle Brown from Downers Grove, IL

21Mi - Stage 1 Runner

Address

Greensfelder County Park/Beulah Shelter ​​4515 Hencken Road
Wildwood, MO
63069

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