Core Precision Megaformer Pilates
- Energy
- Atmosphere
- Feel
These studios serve Ontario from nearby bases in towns including Anaheim, Upland and Claremont.
24 studios listed · 23 open weekends · 21 rated 4.5+
Data verified October 18, 2026
The 24 studios listed for Ontario, CA teach pilates. Whether a studio runs reformer sessions, mat classes or both comes from what it publishes itself; ratings and quotes come from public reviews.

23 of the 24 studios on this page have a rating, from 4.3 to 5.0 across 632 reviews; 5 have 50 or more reviews and 21 are rated 4.5 or higher. When students and parents rate these studios on specific qualities, they most often praise professionalism (92%), quality (79%) and communication (71%). The topics that come up most in reviews of the studios on this page are "atmosphere", "energy" and "motivating". 22 are open on Saturdays and 11 on Sundays. 1 lists staff certifications (CPR) and 2 have a BBB rating of A or A+. 17 have ten or more years of experience, the longest 49 years. 1 offers a free trial or consultation and 3 list coupons or special offers. We have a website on file for 22 of the studios on this page; 18 publish a contact page; 14 list a public email and 14 take bookings online. We count these figures across the studios on this page; hours and prices change, so confirm the details with the studio before you enroll.
22 of the 24 studios on this page have a website on file, and that is where the timetable, the class names and the equipment list live. Studio names rarely tell you whether a place runs reformer sessions or only mat work, so check before you travel.