2026 Nov 21 Sat
Registration open Closes Nov 21, 2026
Register Now Multisport
Monster Triathlon
- Date
- Sunday, October 10, 2027
Oct 10 Sunday, 2027
Registration open· closes Oct 10, 2027 Register Now Registration links may earn us a small commission at no extra cost to you.
When and where is Monster Triathlon?
Monster Triathlon is on Sunday, October 10, 2027 in Keller, Texas. The first event starts at 7:30 AM local time. Distances: Multisport. The current entry fee is $55 on RunSignup, before processing fees. Online registration is open and closes Oct 10, 2027.
Events & distances
| Event | Distance | Start | Entry fee | Registration |
|---|---|---|---|---|
| Monster Triathlon Age Group (Three Loop bike) | Multisport | Oct 10, 2027, 7:30 AM | $55.00 until Dec 1, 2026 | Opens Oct 25, 2026 · Closes Oct 10, 2027 |
| Monster Triathlon Athena (female 165lbs+) (Three Loop Bike) | Multisport | Oct 10, 2027, 7:30 AM | $55.00 until Dec 1, 2026 | Opens Oct 25, 2026 · Closes Oct 10, 2027 |
| Monster Triathlon Clydesdale (male 220lbs+) (Three Loop bike) | Multisport | Oct 10, 2027, 7:30 AM | $55.00 until Dec 1, 2026 | Opens Oct 26, 2026 · Closes Oct 10, 2027 |
| Monster Triathlon Age Group (Two Loop Bike) | Multisport | Oct 10, 2027, 7:30 AM | $55.00 until Dec 1, 2026 | Opens Oct 25, 2026 · Closes Oct 10, 2027 |
| Monster Triathlon Athena ( female 165lbs) (Two Loop Bike) | Multisport | Oct 10, 2027, 7:30 AM | $55.00 until Dec 1, 2026 | Opens Oct 25, 2026 · Closes Oct 10, 2027 |
| Monster Triathlon Clydesdale (male 220lb) (Two Loop Bike) | Multisport | Oct 10, 2027, 7:30 AM | $55.00 until Dec 1, 2026 | Opens Oct 25, 2026 · Closes Oct 10, 2027 |
Fees shown are the RunSignup price tier in effect now, before processing fees. Times are local to the race.
About Monster Triathlon
———————————————————
WEATHER POLICY
In the event of inclement weather, the start time of this event may be delayed by up to 1 hour. Past this time, the event course may be shortened or altered to protect the participants.
If conditions turn unsafe, the event may be cancelled. Event changes and cancellations are at the discretion of the Race Director.
We always strive to produce a full and safe sporting event, but sometimes the weather conditions can affect those plans.
Considerable amount goes into planning a sporting event and we do so with the best intentions. Unfortunately, no one can control the weather and race directors are not the exceptions.
Our goal is to always produce a full event as scheduled and only modify these plans due to safety concerns some of which can be caused by weather conditions.
Thank you for your understanding of these policies and we appreciate your participation.
Description provided by the race organizer via RunSignup.
Race data provided by RunSignup and refreshed every morning(last sync Nov 12, 2026). Registration happens on RunSignup; Lone Star Strides may earn a referral commission at no cost to you. Always confirm dates and details on the official race page.
More races near Keller
Other upcoming running events in this area.
2026 Nov 26 Thu
Registration open Closes Nov 26, 2026
Register Now 2026 Nov 26 Thu
Registration open Closes Dec 10, 2026
Register Now 2026 Dec 04 Fri
Registration open Closes Dec 4, 2026
Register Now Blog & Dispatch
Training and gear for race day
Gear ·
ASICS Gel-Nimbus 29 vs. Brooks Glycerin Max 3: two max-cushion trainers, one Dec. 1 release date
The ASICS Gel-Nimbus 29 ($170) and Brooks Glycerin Max 3 ($200) both release Dec. 1, 2026 and are on preorder now. New foams, weights, drops, and which one fits a Texas winter marathon build.
Gear ·
Holiday gifts for runners in 2026: GPS watches, new shoes and race entries, from a $20 turkey trot to an $899 ultra watch
Gifts for Texas runners by budget: race entries, Brooks Adrenaline GTS 26, Nike Pegasus Plus 2, Saucony Space Cowboy and Garmin watches.
Gear ·
Garmin Forerunner 70 vs. 170: the $50 difference, and which first running watch to buy
Garmin’s Forerunner 70 ($249.99) and 170 ($299.99) share the same screen, coaching and heart-rate sensor. What the extra $50 buys, battery life, and which fits a first race.