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THE ARENA | The Boxing, Jiu Jitsu, MMA & Muay Thai Gym in San Diego

4.8 ★★★★★ 1,368 Google reviews · Kickboxing gym in San Diego, California

Kickboxing gym Beginners welcome Kids & teens Competition team

Spacious, clean-cut space with classes for martial arts of all kinds, plus strength training.

Plan your first class

  • Beginner-friendly all fitness levels welcome, including total beginners — no experience needed, and you get in shape by training, not before
  • Kids & teen classes kids and teen kickboxing classes — built around confidence, focus, and fun
  • Competition team a competition team for members who want to test themselves in the ring — amateur kickboxing, muay thai, or K-1
  • Today see hours ·
  • Website & schedule thearenagym.com — book classes and see the live schedule
  • Phone (619) 222-5554

Hours

Monday 7 AM–9 PM
Tuesday 7 AM–9 PM
Wednesday 7 AM–9 PM
Thursday 7 AM–9 PM
Friday 7 AM–9 PM
Saturday 9 AM–2 PM
Sunday Closed

Hours shift for holidays and class-schedule changes — worth a quick check before a special trip.

The classes they run

Kickboxing classes on the schedule at THE ARENA | The Boxing, Jiu Jitsu, MMA & Muay Thai Gym in San Diego, confirmed in members' own reviews and the gym's own info — not guessed from the sign out front.

🌱 Beginners 4 mentions

“The coaches are knowledgeable, attentive, and genuinely invested in helping you improve, whether you’re a beginner or have experience.”

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🏆 Competition Team

“With a great mix of professional and amateur fighters around the gym at all times, my son learns so much every time he trains.”

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🦵 Muay Thai 4 mentions

“Open all day with classes every hour, The Arena features separate buildings for Jujitsu, Boxing and Muay Thai / MMA all connected on one central campus.”

All gyms that run muay thai →

🥊 Boxing 14 mentions

“Coach D gave me good guidance on my boxing defense and was a great coach in general, would 100% recommend his class for Muay Thai whether you’re dropping in or going regularly.”

All gyms that run boxing →

Other martial arts here

Kickboxing gyms are usually multi-discipline. Here's what else members mention training under the same roof at THE ARENA | The Boxing, Jiu Jitsu, MMA & Muay Thai Gym in San Diego — mined from their reviews and the gym's own info.

🦵 Muay Thai 4 mentions

“Open all day with classes every hour, The Arena features separate buildings for Jujitsu, Boxing and Muay Thai / MMA all connected on one central campus.”

Other gyms that also teach muay thai →

🥊 Boxing 14 mentions

“Coach D gave me good guidance on my boxing defense and was a great coach in general, would 100% recommend his class for Muay Thai whether you’re dropping in or going regularly.”

Other gyms that also teach boxing →

🏟️ MMA 3 mentions

“Open all day with classes every hour, The Arena features separate buildings for Jujitsu, Boxing and Muay Thai / MMA all connected on one central campus.”

Other gyms that also teach mma →

🥋 Brazilian Jiu-Jitsu 5 mentions

“State of the art Martial Arts facility, I’ve attended both boxing and Bjj classes coaches are flexible with working and catering to your skill level in that Martial Art.”

Other gyms that also teach brazilian jiu-jitsu →

Disciplines are mined from reviews and the gym's own info — they show what members have trained, not a formal class guarantee. If you specifically want muay thai, boxing, or MMA alongside your kickboxing, confirm the current schedule with the gym.

What members say

The things reviewers bring up again and again across 1,368 Google reviews — in their own words.

🧑‍🏫 expert, motivating coaching 6 mentions

“Coach D gave me good guidance on my boxing defense and was a great coach in general, would 100% recommend his class for Muay Thai whether you’re dropping in or going regularly.”

🌱 welcoming to beginners 13 mentions

“I have experience with other martial arts but am new to BJJ - I was blown away by how welcoming and proficient the folks at The Arena were.”

🧼 clean, well-equipped gym 7 mentions

“The facility is clean, organized, and equipped for proper boxing training — plenty of bags, space to move, and a strong team environment.”

🤝 friendly, family gym 17 mentions

“I have experience with other martial arts but am new to BJJ - I was blown away by how welcoming and proficient the folks at The Arena were.”

From the reviews

Most impressive and expansive facilities I have seen yet. Open all day with classes every hour, The Arena features separate buildings for Jujitsu, Boxing and Muay Thai / MMA all connected on one central campus. The staff are welcoming and the coaches are knowledgeable. They have even trained Navy SEALs.

★★★★★ — Alexander, Jun 2025

Was in town visiting family and did a drop in muay thai class in the 11am slot with Coach D. Everyone in the gym and the class itself was super welcoming! Coach D gave me good guidance on my boxing defense and was a great coach in general, would 100% recommend his class for Muay Thai whether you’re dropping in or…

★★★★★ — Bill, Mar 2026

just dropped in for a session and the arena exceeded my expectations. the gym looks amazing and has all the equipment you could ever ask for. the receptionist was great and went above and beyond with showing me a great experience. the muay thai coach was great as well and i really had a fun time training here.

★★★★★ — Michael, Mar 2026

I was in town for a week for a work trip and wanted to get some training in. I have experience with other martial arts but am new to BJJ - I was blown away by how welcoming and proficient the folks at The Arena were. The instructor was able to balance a class containing advanced students as well as beginners (like me!

★★★★★ — Michael, Feb 2026

Excerpts from public Google reviews. Read all 1,368 reviews →

New to kickboxing? Start at THE ARENA | The Boxing, Jiu Jitsu, MMA & Muay Thai Gym in San Diego

THE ARENA | The Boxing, Jiu Jitsu, MMA & Muay Thai Gym in San Diego comes up as a beginner-friendly gym, going by their listing and members’ reviews. If you've never thrown a punch or a kick, that's exactly who a good beginners class is for. A few things worth knowing before your first week. First, you don't need to be fit or coordinated to start — you get in shape by training, not before it, and coaches scale every drill to you. Second, you won't be thrown into hard sparring — reputable gyms build the basics (stance, footwork, and punches and kicks on pads and bags) first, and any contact eases in gradually under a coach's control. Third, all fitness levels really are welcome — ask about a dedicated beginners or fundamentals class time so your first session is alongside others who are also starting out. Most gyms are happy to let you watch or try a class first, so reach out before you commit.

Check beginner classes on their site

Your first kickboxing class at THE ARENA | The Boxing, Jiu Jitsu, MMA & Muay Thai Gym in San Diego

Nervous about walking into a kickboxing gym for the first time? Almost everyone is, and good coaches expect beginners to come through the door. Here's what to know. What to expect: a typical first class is a warm-up, then drilling the basics — stance, footwork, and punches and kicks on pads or a heavy bag — not hard sparring. Go at your own pace and rest whenever you need to; no one will bat an eye. What to wear: comfortable athletic clothes you can move and sweat in, and supportive trainers. What to bring: water, and hand wraps and gloves if you have them — many gyms lend loaner gloves for a first class, so it's worth asking when you call. As you keep training you'll add your own gloves and wraps (and shin guards once you start sparring). Sparring is optional and eases in gradually, once your basics are solid. Arrive 10–15 minutes early to sign a waiver and meet the coach. It gets easier fast — most people feel far more at home by their third class.

Kickboxing is a contact sport. Warm up, pace yourself, listen to your coaches, and if you have any injuries or health concerns, mention them before class and check with a doctor if you're unsure.

Where to find THE ARENA | The Boxing, Jiu Jitsu, MMA & Muay Thai Gym in San Diego

3350 Sports Arena Blvd, San Diego, CA92110

Get directions

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Listing verified July 2026 from public business records and member reviews. Something out of date? Report a correction. Own this gym? Claim your listing — it's free.