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Muay Thai Classes in Boulder, CO

Boulder has 3 muay thai gyms — including 3 with a free trial, 3 beginner-friendly, and 3 with kids' classes. Every listing is ranked by what members say (Google rating weighted by review count) and shows live open-now hours and the classes each gym runs, so you can find your gym and book your first class. All levels welcome — you don't need to be fit or have any experience to start.

Easton Training Center - Boulder

4.9 ★★★★★ 344 reviews

2005 32nd St, Boulder, CO

🥊 Free trial class — check their site

Ages 4–13

Muay Thai gym Free trial Beginners welcome Kids & teens Private lessons Fight team welcoming to beginnersno-ego, friendly gymreal technique & fundamentals

OMNI Martial Arts & Fitness

5 ★★★★★ 119 reviews

3101 1/2 28th St, Boulder, CO

🥊 Free trial class — check their site

Ages 4–13

Muay Thai gym Free trial Beginners welcome Kids & teens Fitness Fight team Authentic Thai expert, authentic coachingwelcoming to beginnersno-ego, friendly gym

Montu Muay Thai

5 ★★★★★ 19 reviews

607 S Broadway g, Boulder, CO

🥊 Free trial class — check their site

Muay Thai gym Free trial Beginners welcome Kids & teens expert, authentic coachingwelcoming to beginnersno-ego, friendly gym

Good to know in Boulder

1 of the 3 gyms with posted hours are open on Sundays.

For coaches trained in Thailand or authentic Thai-style instruction, members point to OMNI Martial Arts & Fitness.

Plan your first class

These gyms offer a free trial, free first class, or intro offer — the low-risk way to try muay thai before you commit. Check each gym's schedule for the current offer.

Free trial & intro classes, gym by gym →

New to muay thai?

These gyms are called out by members as welcoming to beginners — go at your own pace, ask questions, and know that sparring is optional and builds up slowly. Everyone in the room started with a first class.

Muay thai for beginners in Boulder →

Kids & teen muay thai in Boulder

These gyms run kids' or youth classes — supervised, confidence-building, and focused on fitness and discipline. Check each gym's schedule for age groups and times.

Kids muay thai in Boulder →

Muay thai in Boulder: quick answers

How much do muay thai classes cost in Boulder?
Most Boulder gyms don't post prices online. Muay thai is usually sold as a monthly membership rather than per class, and rates vary by gym. Many offer a free or discounted first class, so you can visit before you commit — see our cost guide for typical price ranges.
Do any Boulder gyms offer a free trial or free first class?
Yes — 3 of the 3 gyms in Boulder advertise a free trial, free first class, or intro offer, including Easton Training Center - Boulder, OMNI Martial Arts & Fitness, Montu Muay Thai. Offers change, so confirm on the gym's site before you go.
I'm a total beginner — can I start muay thai in Boulder?
Yes. Muay thai welcomes complete beginners, and you don't need to be fit or have any experience first — the training gets you in shape. 3 Boulder gyms are highlighted by members as beginner-friendly. Sparring is optional and builds up slowly; a good gym never pressures newcomers to fight.
Are there kids' muay thai classes in Boulder?
Yes — 3 Boulder gyms run kids' or youth muay thai, with some classes starting as young as age 4. Youth programs focus on fitness, discipline, and fun in a supervised setting; check each gym's schedule for age groups and times.

More: How much muay thai costs · Your first class · What to wear · Beginners in Boulder · Kids in Boulder

Muay thai gyms near Boulder