Chinese Boxing Institute
- Train
2 of these schools are based in Diamond Bar; the others serve Diamond Bar from towns including Rancho Cucamonga (17 mi), La Verne (8 mi) and Fullerton (10 mi).
17 open weekends · all 24 rated 4.5+
Data verified October 16, 2026
Karate schools listed for Diamond Bar, CA fill the 24 cards on this page. The style each one teaches, its junior classes and its grading schedule are taken from its own website, alongside public review scores.

The 24 schools on this page are rated from 4.5 to 5.0 across 1,141 reviews; 8 have 50 or more reviews. When students and parents rate these schools on specific qualities, they most often praise professionalism (94%), quality (89%) and communication (79%). The topics that come up most in reviews of the schools on this page are "skills", "confidence" and "community". 17 are open on Saturdays and 2 on Sundays. 1 has a BBB rating of A or A+. 18 have ten or more years of experience, the longest 49 years. 9 list coupons or special offers. We have a website on file for all 24 of the schools on this page; 19 publish a contact page; 20 list a public email and 3 take bookings online. We count these figures across the schools on this page; distances are straight-line, and hours and prices change, so confirm the details with the school before you enroll.
An email address is published by 20 of the 24 schools here. Email suits the awkward questions: which style is taught, who takes the junior class, what a trial involves. You get an answer you can reread, rather than a hurried call while a class is running.