About
California Strong Athletics offers KinderGym, Parent & Tot, girls gymnastics, boys gymnastics, tumbling, recreational gymnastics, and a competitive team program. The program also offers strength and conditioning, as well as birthday parties, camps, and events.
• Ages: 1–16 years old
• Schedule: Class and program options Monday–Friday afternoons and evenings, and Saturdays during the day
• Price: 30-Day Trial
California Strong Athletics operates Monday through Friday from 2:00 PM to 8:00 PM and on Saturdays from 8:00 AM to 5:00 PM. All new families begin with a 30-Day Trial. The program’s mission states that gymnastics is the tool and character is the goal, with a focus on children first and sports second, and describes the program as community driven and more than a gym. The founder is Zachary Stevens, and the coaching staff includes USAG-certified and professionally trained coaches, with more than 10 expert coaches and over 1000 athletes trained and over 300 active athletes.
The program follows structured progressions with clear skill pathways from beginner to advanced and offers individual attention with personalized coaching and a long-term development focus. California Strong Athletics reports a 5.0★ rating on Yelp and Google and is USAG Certified. It serves families in Concord, Clayton, Walnut Creek, Pleasant Hill, and surrounding communities, and describes itself as serving the Concord community with expert gymnastics training.
Parent reviews describe expert coaches who are kind and motivating, USAG-certified coaches who break down skills with intentional progression, and coaches who are led by Zach and described as kind and compassionate with a love of teaching kids. Testimonials mention recreational gymnastics, KinderGym, tumbling, and the competitive team program, as well as a clean, professional facility with a waiting area for parents and staff who accommodate overlapping class times for siblings.
Last updated March 12, 2026.
• Ages: 1–16 years old
• Schedule: Class and program options Monday–Friday afternoons and evenings, and Saturdays during the day
• Price: 30-Day Trial
California Strong Athletics operates Monday through Friday from 2:00 PM to 8:00 PM and on Saturdays from 8:00 AM to 5:00 PM. All new families begin with a 30-Day Trial. The program’s mission states that gymnastics is the tool and character is the goal, with a focus on children first and sports second, and describes the program as community driven and more than a gym. The founder is Zachary Stevens, and the coaching staff includes USAG-certified and professionally trained coaches, with more than 10 expert coaches and over 1000 athletes trained and over 300 active athletes.
The program follows structured progressions with clear skill pathways from beginner to advanced and offers individual attention with personalized coaching and a long-term development focus. California Strong Athletics reports a 5.0★ rating on Yelp and Google and is USAG Certified. It serves families in Concord, Clayton, Walnut Creek, Pleasant Hill, and surrounding communities, and describes itself as serving the Concord community with expert gymnastics training.
Parent reviews describe expert coaches who are kind and motivating, USAG-certified coaches who break down skills with intentional progression, and coaches who are led by Zach and described as kind and compassionate with a love of teaching kids. Testimonials mention recreational gymnastics, KinderGym, tumbling, and the competitive team program, as well as a clean, professional facility with a waiting area for parents and staff who accommodate overlapping class times for siblings.
Last updated March 12, 2026.
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