American Gym
- MMA
- Bags
- Cardio
These gyms serve Placentia from nearby bases in towns including Costa Mesa, Huntington Beach and Anaheim.
24 gyms listed · 22 open weekends · all 24 rated 4.5+
Data verified October 16, 2026
The 24 cards on this page are boxing gyms and coaches listed for Placentia, CA. 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 4.5 to 5.0 across 1,138 reviews; 8 have 50 or more reviews. When students and parents rate these gyms on specific qualities, they most often praise professionalism (93%), quality (86%) and communication (65%). The topics that come up most in reviews of the gyms on this page are "skills", "atmosphere" and "community". 21 are open on Saturdays and 9 on Sundays. 1 has a BBB rating of A or A+. Domain records put 14 websites of the gyms on this page at ten or more years old; the oldest dates from 2008. 3 list coupons or special offers. We have a website on file for 23 of the gyms on this page; 17 publish a contact page; 14 list a public email and 6 take bookings online. We count these figures across the gyms on this page; hours and prices change, so confirm the details with the gym before you enroll.
22 of the 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.