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Bay Jiu-Jitsu

5 ★★★★★ 7 Google reviews · BJJ gym in Mill Valley, California

BJJ gym Beginners welcome Kids & teens Competition team

Plan your first class

  • Beginner-friendly all levels welcome, including total beginners — you don't need to be fit or have any experience to start
  • Kids & youth classes kids and youth BJJ classes (ages 7–15) — built around discipline, focus, and confidence
  • Competition team a competition team for members who want to test themselves at tournaments
  • Today see hours ·
  • Website & schedule bayjiujitsu.com — book classes and see the live schedule
  • Phone (833) 229-5487

Hours

Monday 9–10 AM
Tuesday 4–7 PM
Wednesday 9–10 AM, 4–7 PM
Thursday 4–7 PM
Friday Closed
Saturday 10 AM–1 PM
Sunday Closed

Hours shift for holidays, seminars, and open-gym times — worth a quick check before a special trip.

The classes they run

BJJ classes on the schedule at Bay Jiu-Jitsu, confirmed in members' own reviews and the gym's own info — not guessed from the sign out front.

🧒 Kids BJJ

“Such a great group of people and my sons loves it .”

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🌱 Beginners

“The level is suitable for beginners as well as more advanced practitioners, and you instantly feel included, regardless of your experience.”

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From the reviews

I’ve rarely felt so welcomed at a grappling/BJJ gym. Everyone here is incredibly friendly and warm, and the instructor is both attentive and an excellent teacher. The level is suitable for beginners as well as more advanced practitioners, and you instantly feel included, regardless of your experience.

★★★★★ — Charles, Mar 2025

Great coaches, and members. My 5 year old son and I both train here and love it!! So happy there is a location in mill valley and SF. Such a great group of people and my sons loves it .

★★★★★ — Ryan, Jan 2026

Excerpts from public Google reviews. Read all 7 reviews →

New to BJJ? Start at Bay Jiu-Jitsu

Bay Jiu-Jitsu comes up as a beginner-friendly gym — noted on their own site. If you've never rolled or set foot on a mat, that's exactly who a good beginners program is for. A few things worth knowing before your first week. First, you don't need to be fit or flexible to start — you get in shape by training, not before it, and coaches scale the intensity to you. Second, you won't be thrown into hard rolling — reputable gyms build fundamentals (positions, escapes, and basic submissions) for weeks, live rolling eases in gradually, and tapping early keeps every roll safe. Third, all levels really are welcome — ask about a dedicated beginners or fundamentals class time so your first session is alongside others who are also starting out, and leave your ego at the door. Most gyms are happy to let you watch or try a class first, so reach out before you commit.

See their beginner class info

Your first BJJ class at Bay Jiu-Jitsu

Nervous about walking into a BJJ gym for the first time? Almost everyone is, and good coaches expect beginners to come through the door. Here's what to know. What to expect: a typical first class is a warm-up, then drilling basic positions and escapes with a partner — not hard sparring. Rest whenever you need to; no one will bat an eye. What to wear: athletic wear you can move in (or a gi if you have one); you'll train barefoot on the mats. What to bring: water and a mouthguard if you have one — many gyms lend a loaner gi for a first class, so it's worth asking when you call. As you keep training you'll add your own gi (or a rashguard and shorts for no-gi) and a mouthguard. Live rolling eases in gradually, once your fundamentals are solid. Arrive 10–15 minutes early to sign a waiver and meet the coach. It gets easier fast — most people feel far more at home by their third class.

BJJ is a contact sport. Ease in, tap early and often, listen to your coaches, and if you have any injuries or health concerns, mention them before class and check with a doctor if you're unsure.

Where to find Bay Jiu-Jitsu

384 Miller Ave, Mill Valley, CA94941

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Listing verified July 2026 from public business records and member reviews. Something out of date? Report a correction. Own this gym? Claim your listing — it's free.