The Chiang Mai Spartan Trifecta Weekend is a premier obstacle course racing event set in the scenic Huai Tung Tao area of northern Thailand, taking place on September 27–28, 2025. This action-packed weekend includes the full range of Spartan challenges: the Sprint (5 km, 20 obstacles), Super (10 km, 25 obstacles), and Beast (21 km, 30 obstacles), giving athletes the opportunity to complete the coveted Trifecta in one location. Families and young athletes can join the excitement with the Spartan Kids Race, offering fun-packed courses of 1–3 km with scaled-down obstacles. For endurance enthusiasts, the Hurricane Heat 12-Hour pushes participants to their physical and mental limits through team-based challenges that run overnight. Set against a stunning natural backdrop of mountains and lakes, the Chiang Mai Spartan Trifecta Weekend blends elite competition with community, adventure, and unforgettable scenery.
Races
Half Marathon
10 km
5 km
Race Date:
27 September, 2025
The Chiang Mai Spartan Beast 21K, held on September 27, 2025 at the rugged Huai Tung Tao venue, is a soul‑crushing half‑marathon spanning 21 km and featuring 30 grueling obstacles designed to test strength, endurance, and mental grit. As one of Spartan’s signature endurance races, it pushes competitors through uneven terrain, steep elevation changes, and unpredictable challenges—delivering an unforgettable, beast‑mode experience.
Weather based on historical averages.
FAQs
What is the Chiang Mai Spartan Beast 21K?
How long is the Chiang Mai Spartan Beast 21K?
Where does the Chiang Mai Spartan Beast 21K take place?
What is the elevation gain of the Chiang Mai Spartan Beast 21K?
How can I prepare for the Chiang Mai Spartan Beast 21K?
How do I choose the right training plan for the Chiang Mai Spartan Beast 21K?
The Chiang Mai Spartan Beast 21K, held on September 27, 2025 at the rugged Huai Tung Tao venue, is a soul‑crushing half‑marathon spanning 21 km and featuring 30 grueling obstacles designed to test strength, endurance, and mental grit. As one of Spartan’s signature endurance races, it pushes competitors through uneven terrain, steep elevation changes, and unpredictable challenges—delivering an unforgettable, beast‑mode experience.
The Chiang Mai Spartan Beast 21K is 21km long.
The Chiang Mai Spartan Beast 21K takes place in Mae Rim District, Chiang Mai, Thailand.
Runna classifies the Chiang Mai Spartan Beast 21K elevation profile as Hilly.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Chiang Mai Spartan Beast 21K?
The Chiang Mai Spartan Beast 21K, held on September 27, 2025 at the rugged Huai Tung Tao venue, is a soul‑crushing half‑marathon spanning 21 km and featuring 30 grueling obstacles designed to test strength, endurance, and mental grit. As one of Spartan’s signature endurance races, it pushes competitors through uneven terrain, steep elevation changes, and unpredictable challenges—delivering an unforgettable, beast‑mode experience.
How long is the Chiang Mai Spartan Beast 21K?
The Chiang Mai Spartan Beast 21K is 21km long.
Where does the Chiang Mai Spartan Beast 21K take place?
The Chiang Mai Spartan Beast 21K takes place in Mae Rim District, Chiang Mai, Thailand.
What is the elevation gain of the Chiang Mai Spartan Beast 21K?
Runna classifies the Chiang Mai Spartan Beast 21K elevation profile as Hilly.
How can I prepare for the Chiang Mai Spartan Beast 21K?
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Chiang Mai Spartan Beast 21K?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
More
Sport:
Running
Tags:
Nature
Kid friendly
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Chiang Mai Spartan Trifecta Weekend or Spartan Race Inc. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Chiang Mai Spartan Trifecta Weekend website.
