HomeColoradoBroomfield › Gracie Barra Flatirons - Brazilian Jiu-Jitsu

Gracie Barra Flatirons - Brazilian Jiu-Jitsu

4.9 ★★★★★ 92 Google reviews · BJJ gym in Broomfield, Colorado

Part of Gracie Barra

BJJ gym Free trial Affiliated Beginners welcome Kids & teens No-gi

Affiliated academy — reviews and the gym's own info point to a recognized BJJ lineage or affiliation (think Gracie Barra, 10th Planet, Renzo Gracie, Alliance, Atos or Checkmat). If lineage matters to you, ask which affiliation the academy belongs to and under whom the head instructor earned their black belt.

Plan your first class

  • Free trial or intro class most gyms welcome new members with a free trial or intro class — check their site or give them a call to book your first session
  • 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 — built around discipline, focus, and confidence
  • No-gi no-gi grappling classes — training in a rashguard and shorts, with faster scrambles and a natural bridge to MMA
  • Today see hours ·
  • Website & schedule flatirons.graciebarrabjj.com — book classes and see the live schedule
  • Phone (720) 792-4321

Hours

Monday 12–1:30 PM, 4–7:30 PM
Tuesday 7–8:30 AM, 4–8:30 PM
Wednesday 7–8:30 AM, 12–1:30 PM, 4–8:30 PM
Thursday 7–8:30 AM, 12–1:30 PM, 4–8:30 PM
Friday Closed
Saturday 9 AM–12 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 Gracie Barra Flatirons - Brazilian Jiu-Jitsu, confirmed in members' own reviews and the gym's own info — not guessed from the sign out front.

🧒 Kids BJJ 23 mentions

“As someone in my 40s with kids who also train at the school, I’ve been impressed with how well the pace and intensity of the classes are balanced.”

All gyms that run kids bjj →

🌱 Beginners 2 mentions

“HIGHLY recommend this gym for all levels and ages.”

All gyms that run beginners →

What members say

The things reviewers bring up again and again across 92 Google reviews — in their own words.

🧑‍🏫 expert, high-level coaching 6 mentions

“Professor Jefferson and Professor Yan are both incredibly knowledgeable, skilled, and professional, but what makes them so special is how approachable and encouraging they are.”

🌱 welcoming to beginners 15 mentions

“The atmosphere is friendly and welcoming, the facilities are first class, there is a very diverse range of skill levels ensuring that everyone can benefit from the classes.”

🤝 no-ego, friendly academy 30 mentions

“The atmosphere is friendly and welcoming, the facilities are first class, there is a very diverse range of skill levels ensuring that everyone can benefit from the classes.”

📘 strong technique & fundamentals 5 mentions

“Coach Yan especially stands out with his incredible patience and skill, breaking down techniques with clarity and ensuring every student feels supported, no matter their level.”

🧒 strong kids program 4 mentions

“Coach Yan and Professor Jefferson are fantastic with the kids; my daughter loves them!”

🎖️ legit lineage & affiliation 17 mentions

“I’ve trained with several Jiujitsu schools in my life, but I’ve never been more impressed than by the professors at Gracie Barra Flatirons.”

From the reviews

We signed up our 5 year old daughter here and couldn't be happier with the results. The Professors and coaches are incredibly experienced, providing a safe, fun, and positive learning environment for kids and adults alike.

★★★★★ — Jamie, Feb 2023

If you are searching for a Brazilian Jiu-Jitsu school to train, learn, and grow- Gracie Barra Flatirons is the place to be. It is truly a special place full of really wonderful people, high quality Jiu-Jitsu, and a great community.

★★★★★ — Jessica, Sep 2023

Gracie Barra Flatirons is an absolute gem for anyone looking to dive into Brazilian Jiu-Jitsu! The atmosphere is welcoming, the facility is top-notch, and the instruction is unparalleled.

★★★★★ — Jeff, Sep 2025

From the day we walked into Gracie Barra we have always felt welcome. Marcella is amazing at holding everything together, answering questions and getting you setup with your gear. Coach Yan and Professor Jefferson are fantastic with the kids; my daughter loves them! Watching her enjoy it so much, I joined as well.

★★★★★ — Alexis, Feb 2023

Excerpts from public Google reviews. Read all 92 reviews →

New to BJJ? Start at Gracie Barra Flatirons - Brazilian Jiu-Jitsu

Gracie Barra Flatirons - Brazilian Jiu-Jitsu comes up as a beginner-friendly gym, going by their listing and members’ reviews. 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.

Check beginner classes on their site

Your first BJJ class at Gracie Barra Flatirons - Brazilian 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 Gracie Barra Flatirons - Brazilian Jiu-Jitsu

11640 Teller St Ste C, Broomfield, CO80020

Get directions

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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.