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Rumble Boxing
4.9 ★★★★★ 251 Google reviews · Kickboxing gym in Westfield, New Jersey
Affiliated gym — reviews and the gym's own info suggest it belongs to a known kickboxing or boxing-fitness franchise or network (think 9Round, iLoveKickboxing, CKO, TITLE Boxing Club or Jabz). Franchise gyms run a consistent class format and are often a friendly, familiar place to start. If a specific brand matters to you, confirm it on the gym's own site.
Boutique gym with boxing-style fitness classes focusing on 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
- Cardio kickboxing classes high-energy cardio kickboxing on the bags and pads — a fun, sweaty workout built for fitness and weight loss, at your own pace
- Kids & teen classes kids and teen kickboxing classes — built around confidence, focus, and fun
- Today see hours ·
- Website & schedule rumbleboxinggym.com — book classes and see the live schedule
- Phone (908) 892-3743
Hours
| Monday | 5 AM–1 PM, 4–7 PM |
| Tuesday | 6 AM–1 PM, 5:30–7:15 PM |
| Wednesday | 5 AM–1 PM, 4–8 PM |
| Thursday | 6 AM–1 PM, 5:30–8:15 PM |
| Friday | 5 AM–1 PM, 5:15–6:15 PM |
| Saturday | 7:30 AM–12:30 PM |
| Sunday | 7:30 AM–12:30 PM |
The classes they run
“The workouts are challenging but fun, and every class is well-structured so you get a full-body burn.”
“The format is brilliant—you alternate between boxing on the bag for cardio and the bench/weights for strength training, hitting every muscle group throughout the week.”
Other martial arts here
“The format is brilliant—you alternate between boxing on the bag for cardio and the bench/weights for strength training, hitting every muscle group throughout the week.”
What members say
“The instructors push you to be your best, the front desk is always welcoming, and owners Lu and Francine have built something amazing with their fantastic team.”
“The workouts are challenging, high-energy, and always well run and Coach Raph’s classes are truly the best.”
“While I'm not the most frequent attendee, I am always welcomed with a smile and a great workout.”
“This place delivers incredible results—the high-energy classes make you sweat, help you lose weight, and get seriously toned.”
“The studio is always clean, they have cool merch, and you can reserve your spot in advance which makes it easy to build into your routine.”
“From the moment I walked in, I felt the energy, the positivity, and the sense of community.”
From the reviews
I recently joined the boxing gym in Westfield, and I couldn't be happier with my experience! The combination of strength training and boxing has transformed my fitness routine. Each class offers a different template, making every session both challenging and exciting.
Rumble is amazing! I’ve been going to Rumble Westfield for over a year now, and it’s honestly the first workout routine I’ve been able to maintain consistently. The format is brilliant—you alternate between boxing on the bag for cardio and the bench/weights for strength training, hitting every muscle group throughout…
Rumble has been so much more than just a workout for me—it’s been a life-changing experience. From the moment I walked in, I felt the energy, the positivity, and the sense of community. The coaches are absolutely incredible.
Amazing Classes & Trainers at RUMBLE Westfield! RUMBLE Westfield is absolutely incredible! The classes are high-energy, motivating, and always leave me feeling strong and accomplished. The workouts are challenging but fun, and every class is well-structured so you get a full-body burn.
New to kickboxing? Start at Rumble Boxing
Rumble Boxing comes up as a beginner-friendly gym — noted on their own site. 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.
Your first kickboxing class at Rumble Boxing
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.
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