01 / STRIKING
Kickboxing
Friday kickboxing: kids 6:30–7:30 PM and adults 7:30–8:30 PM. Build striking skills, fitness and confidence, with beginners welcome.
Explore Kickboxing →
Northampton / Striking + Grappling
Martial Arts Northampton
Brazilian Jiu-Jitsu, No-Gi, wrestling, judo, kickboxing and MMA for adults and children. Start as a beginner at our Northampton academy.
First class free · no payment · no joining fee · no obligation
Room to grow.Find your training route
First class free
Try the academy first
Beginners welcome
No experience required
Experienced coaching
Clear technical development
Competition optional
Train for your own goals
Choose your path
Find the right place to start.
Choose a class for yourself or your child: Friday kickboxing for striking skills, BJJ and grappling for ground skills and takedowns, or adult MMA to connect both. Complete beginners are welcome. Check the timetable, then request a suitable first class.
02 / GRAPPLING
BJJ, Wrestling & Judo
Scheduled kids and adult grappling sessions: ground control, takedowns, movement and safe falling. Choose a suitable class from the full timetable.
Explore grappling →
03 / YOUNG ATHLETES
Kids Kickboxing
Children’s Friday kickboxing, 6:30–7:30 PM. Develop coordination, listening and striking fundamentals; ask us to confirm the right class for your child’s age and experience.
Explore kids training →
04 / MIXED RULES
MMA
Connect striking, movement and technical transitions in a purposeful adult training environment.
Explore MMA →Simple monthly training
A clear monthly price, no joining fee and a free first visit before you decide.
View membership →Visiting or staying short-term? View visitor passes and club rules.
Help me choose
Tell us who is training and what they want from martial arts. We will recommend the best first class.
Choose your first class →Looking for Boxing? Register interest in Kids Boxing; there is no scheduled class yet.
Your first visit / three simple steps
Less wondering.
More training.
You do not need experience, specialist kit or a membership to take the first step. We will help you find a suitable session.
Choose your class
Choose kickboxing, grappling or MMA from the current timetable. For a child, include their age so a coach can recommend the suitable group.
Request a free first classGet confirmation
Send your free-class request. A coach will confirm the suitable session by email before you attend; sending the form does not reserve an unconfirmed place.
Step onto the mat
Meet the coach, settle in and try the training. Your first class is free.
Plan your first visit
Selected classes · full timetable below
Know exactly when you can train.
A preview of our scheduled classes. Open the full timetable for every BJJ, grappling, wrestling, judo, kickboxing and MMA session, then request a suitable first visit.
Tuesday
5:30–6:30 PM
Kids Wrestling
Tuesday
6:30–7:30 PM
Submission Grappling
No-Gi control, submissions, takedowns and live rounds.
Thursday
7:30–8:30 PM
Adults MMA
Striking, takedowns and mixed-rules development.
Friday
6:30–7:30 PM
Kids Kickboxing
Friday
7:30–8:30 PM
Adults Kickboxing
Start with the route that fits you
For parents
Find available Kids BJJ, Wrestling, Judo and Kickboxing sessions, then ask a coach which class fits your child.
Children’s training →For women
Explore adult classes and female-led BJJ with Gee Hallacy.
Training options for women →For beginners
Choose by what you want to learn, with a clear first step.
Help choosing a class →For competitors
See the coaches, athletes and real competition stories behind the developing Onyx pathway.
The competition pathway →Brazilian Jiu-Jitsu and combat sports in Northampton
Onyx Combat Academy is based at Unit E-7, KG House, Kingsfield Way, Northampton, NN5 7QS. Our Brazilian Jiu-Jitsu and No-Gi grappling programme brings together BJJ, wrestling and judo alongside our kickboxing and MMA programmes.
Our grappling community is affiliated with ZR Team. The ZR Team Northampton specialist website provides further BJJ and grappling information; this website covers the wider Onyx academy. Meet our coaches and explore children’s martial arts or women’s training options.
The current lunchtime grappling session is Monday, 12:00–1:00 PM. Check the full timetable and current membership options before arranging your free first class.
Kickboxing coaching
Experienced national-level coaching.
Friday Kickboxing is led by Chris Collymore, Kickboxing GB Head Coach Juniors and the coach responsible for running the Onyx kickboxing programme in Northampton.
Competition remains optional. The same technical foundations benefit people training for fitness, skill development and practical self-defence.
Learn about Kickboxing →Why people start
Complete beginners welcome
You do not need to get fit before you begin. Training is how you build the fitness.
Clear first step
Your first class is free, so you can experience the coaching and environment before deciding on membership.
No pressure to compete
Competition is available for those who want it, but it is never a condition of training.
Google Reviews
What people say about Onyx.
Genuine customer reviews published on our Martial Arts Northampton Google Business Profile.
★★★★★
“An extremely safe and welcoming place for people of all ages and backgrounds to learn martial arts. The facilities are clean, and the teaching is well structured, supportive, and caring.”
Philip W. · Google review
★★★★★
“This is an excellent martial arts academy that offers a productive environment for both children and adults to develop their skills and achieve success.”
Ty. Fregis · Google review
★★★★★
“Great place to train, coming from a kickboxing background I wanted to try something different in BJJ, it’s humbling in a good way. Awesome bunch of people and highly recommend.”
John M. · Google review
Training at Onyx
Build skill. Build confidence.
Good training starts with clear coaching. Learn the details, put them into practice and develop at a pace that works for you.
From your first combination to controlled partner work, our kickboxing, MMA and grappling sessions give you a practical route into martial arts. Beginners and experienced athletes train with purpose, with a coach there to guide the next step.
Inside Onyx
Local gym. Serious standards.
A training room built around consistency, good coaching and people who want to improve. Come for your first class, meet the team and see whether the environment is right for you.
Membership
Clear membership choices.
Kids membership is £47.50/month for unlimited suitable kids grappling and striking classes. Adult grappling is £55/month unlimited. Unlimited grappling and striking is £65/month. Family memberships are £70/month for two children or £95/month for three. Existing members keep their agreed prices and terms.
No joining fee. Your first class is free, so you can try a suitable session before choosing a membership.
Compare current memberships →Start before you join
FREE first class
Choose the class that suits you and send your details through the website. We will confirm your first session.
Request free first class See membership details →Northampton location
Train at KG House.
Onyx Combat AcademyUnit E-7, KG House
Kingsfield Way
Northampton
NN5 7QS
New starter FAQ
Do I need experience?
No. Beginners are welcome and the first class is designed to let you experience the training without a membership commitment.
How much does it cost?
See current kids, adult and family membership options on the membership page. Your first class is free and there is no joining fee.
Do I have to compete?
No. Competition is optional. You can train for fitness, technical development, confidence or self-defence.
Can I try it before joining?
Yes. Your first Onyx class is free.
Your first step
Book a free class.
Request your free first class. A coach will confirm the suitable session by email before you attend.
Already a member?
Your member account.
Onyx and our ZR Team grappling community use the ZR Team member platform. Sign in with your existing account to manage bookings. It works in your browser; installation is optional.