Certain Victory Martial Arts & Fitness
- Sweat
- Motivating
- Values
1 of these gyms is based in Marlborough; the others serve Marlborough from towns including Waltham (16 mi), Boston (24 mi) and Hudson (3 mi).
all 24 open weekends · all 24 rated 4.5+
Data verified October 18, 2026
The 24 cards on this page are boxing gyms and coaches listed for Marlborough, MA. What each gym says about session times, junior classes and whether a ring is on site comes from its own website, with ratings from public reviews.

The 24 gyms on this page are rated from 4.6 to 5.0 across 1,824 reviews; 10 have 50 or more reviews. When students and parents rate these gyms on specific qualities, they most often praise quality (80%), professionalism (75%) and communication (60%). The topics that come up most in reviews of the gyms on this page are "community", "motivating" and "skills". 22 are open on Saturdays and 13 on Sundays. 1 lists staff certifications (CPR) and 4 have a BBB rating of A or A+. Domain records put 19 websites of the gyms on this page at ten or more years old; the oldest dates from 1997. 1 offers a free trial or consultation; 2 are family- or locally-owned and 3 list coupons or special offers. We have a website on file for all 24 of the gyms on this page; 20 publish a contact page; 20 list a public email and 7 take bookings online. We count these figures across the gyms on this page; distances are straight-line, and hours and prices change, so confirm the details with the gym before you enroll.
All 24 gyms list weekend hours. Saturday morning is the usual slot and it often doubles as the open session, where members from different classes train together. Weekend times move around more than weekday ones, so confirm before you drive over.
- “I love the boxing classes where instructor Roger has curated a warm, welcoming, and fun group who I look forward to seeing each week.” — from a review of Muscle & Flow
- “If you like boxing, want to be active and stay in shape, gain confidence and meet new friends- this is the place to go!” — from a review of Upperkuts Boxing Club
- “I have been at MK Boxing for 4 years and have to say that the programs, instructors, and people are top notch.” — from a review of MK Boxing
- “Coach Brandon is very knowledgeable and can help you improve on your boxing form or get you into better shape.” — from a review of The Way Llc: Fitness & Boxing Gym
- “Highly recommend taking a class if you’re looking to get into boxing and learn fundamentals or if you just want to shed some lbs!” — from a review of Tornado Gym
Excerpts from public reviews of the gyms listed on this page.