Best Jiu Jitsu Gyms in Union City, CA (2026)

3 jiu jitsu gyms are training students in Union City right now, ranked by the JJA Score — our blend of real Google reviews, class offerings, competition pedigree, and trust (currently averaging 4.8/5 across 65 ratings). The Top 1 are this year's award winners; every other gym is ranked right below. Compare pricing, schedules, gi and no-gi, kids and adult classes, and book a free trial.

Top 1 Jiu Jitsu Gyms in Union City (2026)

1. Roots Kickboxing BJJ — Top 10 BJJ Gym in Union City 2026 · JJA Score 91 · 5.0/5 (45 reviews) · 14 classes/wk · Gi & No-Gi · Kids classes · Members only · Free trial · Competition team · 3996 Horner St, Union City, CA 94587, USA

All 3 Union City BJJ gyms, ranked

2. Dragon's Den Kajukenbo Club · 4.5/5 (16 reviews) · 35 classes/wk · Gi & No-Gi · Kids classes · Women's classes · Members only · Free trial · Competition team · 2801 Whipple Rd, Union City, CA 94587, USA
3. Dragons Den MMA · 5.0/5 (4 reviews) · Members only · 2801 Whipple Rd, Union City, CA 94587, USA

Union City's BJJ scene at a glance

Union City has 3 jiu jitsu gyms operating right now, 2 of which our team has verified directly. Their average Google rating is 4.8/5, pulled from 65 total ratings across 3 reviewed academies. Most reviewed: Roots Kickboxing BJJ (45 Google reviews).

How we rank Union City gyms — the JJA Score

Every gym gets one JJA Score from 0 to 100, a weighted blend of five factors. A gym needs at least 40 Google reviews to be eligible for the annual Top 10, and missing data never counts against a gym. We re-rank monthly.

• Overall sentiment — Google star rating (30%)
• Popularity — review volume, log-scaled (20%)
• Class robustness — gi, no-gi, kids, women's, competition + classes per week (20%)
• Competition pedigree — competition team or comp program (15%)
• Trust & recognition — verified status, pricing transparency, free trial, brand lineage (15%)

Union City jiu jitsu FAQs

What is the best jiu jitsu gym in Union City?

By the JJA Score, Roots Kickboxing BJJ ranks #1 in Union City for 2026 (5.0 stars across 45 reviews). The score blends rating, review volume, class robustness, competition, and trust — rewarding complete gyms, not just high stars.

How much does jiu jitsu cost in Union City?

Most Union City BJJ gyms don't publish pricing. Industry standard runs $150-$250 a month for unlimited training, $20-$40 for drop-ins. Free trial classes are common. Book one before you sign up.

How many jiu jitsu gyms are in Union City, CA?

3 gyms listed. 2 are verified by our team.

Are there beginner BJJ classes in Union City?

Yes. Most Union City BJJ gyms welcome beginners even without a dedicated fundamentals track. Look for "intro" or "all levels" on the schedule. Use the free trial to test the room before signing up.

Are there women's jiu jitsu classes in Union City?

Most Union City BJJ gyms have female training partners on the regular schedule, even without a women's-only class. Many welcome new women students with a free trial. Ask the gym about their typical mix before deciding.

Are there kids jiu jitsu classes in Union City?

Yes. Most Union City BJJ academies run kids' programs starting around age 4-5. Look for classes split by age bracket (4-7, 8-12, 13+) and a dedicated kids' coach.

What's the average Google rating of BJJ gyms in Union City?

4.8 out of 5, based on 3 rated academies.