Caveman Challenge at Waterloo Lake
Oct 10Denison, TX50K, Marathon +3
Also 50K, in Texas, registration open
1 aid stations are already loaded. Add cutoffs, pacing and the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planThe 44th Annual FireAnt Festival features the FireAnt 5K Race as well as the 33rd Annual TourDeFireAnt Bike Ride!
Tour DeFireAnt 5K and Bike Ride!! official website
October 10, 2026
Day of registration for BOTH EVENTS will be held one block west of the Courthouse behind the Roth Law Firm.
All pre-registered participants are guaranteed a t-shirt and swag bag. Prize drawing following both events.
5K will begin at 8:00 a.m. / Registration 7:00 a.m.
Breakfast tacos will be served to registrants as desired, before or after the race.
There will be one water station on the route.
Tour de FireAnt Bike ride will begin at 9 a.m. / Registration 8:00 a.m.
Choose between 14mi, 38mi, or 100k. Rest stops & port a johns provided.
Free street tacos & beer will be served around 11 am. (Beer served only to athletes over 21, courtesy of beverage sponsor, R&K Distributors)
REGISTRATION FEES
For pre-registered pricing, the entry has to be received by 10/01/26. After that date, regular pricing applies. NO REFUNDS WILL BE MADE
5K Only – $20 Pre-registered/$25 Day of event
Bike Ride Only – $35 Pre-registered/$40 Day of event
5K AND Bike Ride Combo – $50 Pre-registered/$60 Day of event
All events will be held regardless of weather unless conditions are deemed hazardous as determined by the City of Marshall Department of Emergency Management.
For more information: Phone: (903)935-7868 Email: info@marshalltexas.com
REGISTRATION TO OPEN 8/26/26
Check out this route on Strava: https://strava.app.link/Tp9Kihm495b — 13.9 mi Marshall Ride Route
Check out this route on Strava: https://strava.app.link/3bympkB495b — 38.2 mi Marshall Ride Route
Check out this route on Strava: https://strava.app.link/g7CbrME495b — 62.5 mi Marshall Ride Route
Registration opens
Sep 1, 2026
Tier 1 ends
Sep 19, 2026
Tier 1 ends
Sep 20, 2026
Tier 1 ends
Oct 1, 2026
Registration closes
Oct 10, 2026
Race day
Oct 10, 2026
Tier 2 ends
Oct 10, 2026
5K & Bike Ride
Tier 2, until Oct 10, 2026
$60
Tour de FireAnt Bike Ride
Tier 2, until Oct 10, 2026
$40
FireAnt 5K
Tier 2, until Oct 10, 2026
$25
Registration openings and major changes, like a new date or a cancellation.
| Station | Distance | Crew | Drop bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Water station One water station is provided on the 5K route. | -- | -- | water |
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
Oct 10Denison, TX50K, Marathon +3
Also 50K, in Texas, registration open
Oct 10Glen Rose, TX100K, 50K +3
Also 50K, in Texas, registration open
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Oct 10Denison, TX50K, Marathon +3
Oct 10Glen Rose, TX100K, 50K +3
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Oct 17Burnet, TX50K, Marathon +3
Oct 17Mt Pleasant, TX100K, 50 mi +3
Oct 17Palo Duro Canyon, TX50 mi, 50K +1
Oct 17Carthage, TX100K, 30 mi +3
Oct 17Leakey, TX50K, 35K +2
Oct 24Marble Falls, TX50 mi, 12 hr +5
Oct 24Smithville, TX100K, 50K +3
Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.
Build my planAre you the race director for FireAnt 5K & Tour de FireAnt Bike Ride?
Claim this race to manage registration, volunteers, and race day.