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OSS ACADEMY BJJ
5 ★★★★★ 30 Google reviews · BJJ gym in Aurora, Colorado
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
- Membership memberships run around $50/mo — many academies also offer a discounted first month and family plans, so ask about new-member rates
- 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
- Today see hours ·
- Website & schedule ossacademybjj.com — book classes and see the live schedule
- Phone (561) 672-9357
Hours
| Monday | 7:30 AM–9 PM |
| Tuesday | 5–9 PM |
| Wednesday | 7:30 AM–9 PM |
| Thursday | 4:30–9 PM |
| Friday | 7:30 AM–6 PM |
| Saturday | 7:30 AM–12 PM |
| Sunday | Closed |
The classes they run
“Coach Leco is incredible with kids, a great teacher, and creates a positive and peaceful environment that the whole family can enjoy.”
“The environment is welcoming, disciplined, and perfect for learners of all levels.”
What members say
“Fantastic academy to train at, Professor Leco is one of the most welcoming people I've been fortunate to meet.”
“Coach Leco is incredible with kids, a great teacher, and creates a positive and peaceful environment that the whole family can enjoy.”
“Moreover, the respect and discipline that are part of Jiu-Jitsu are strongly emphasized here, creating an ideal space for those who want to learn, grow, and feel part of a team.”
From the reviews
If you are looking for jiu jitsu classes in Parker this place is the perfect spot for you! Everyone is very welcoming and friendly. The classes are always very nice. Leco is the best person to teach you everything about jiu jitsu and trust me… You are going to LOVE it (:
Incredible place to train and grow! Coach Leco is incredible with kids, a great teacher, and creates a positive and peaceful environment that the whole family can enjoy.
⭐️⭐️⭐️⭐️⭐️ Excellent Jiu-Jitsu Academy! Training here has been an amazing experience! The gym has great facilities, the instructors are highly qualified, and the atmosphere is very welcoming. Since I started, I have noticed significant improvements in both my technique and physical conditioning.
Professor Leco is a great teacher! From adults to kids, I recommend the gym. OSS
New to BJJ? Start at OSS ACADEMY BJJ
OSS ACADEMY BJJ 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.
Your first BJJ class at OSS ACADEMY BJJ
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.
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