From Tiny Ninjas to Grown-Up Warriors, There's a Class for Every Stage
Whether your child is three years old and bouncing off the walls, or you’re an adult who’s been meaning to try something new for years, Action Karate Phillipsburg has a program that fits exactly where you are right now. Every class is structured around age, ability, and real-life goals, not just kicks and punches.
Adult Martial Arts Classes
Real self-defense skills, full-body fitness, and a community that shows up for you. Whether you’re brand new or returning to the mat, our adult classes meet you exactly where you are.
Kids Martial Arts Classes
More than a sport. It’s a confidence system. Kids learn to listen, lead, and push through hard things in a safe, encouraging environment they’ll actually look forward to every week.
Ninja Sharks Ages 3 to 6 Classes
Built for little ones with big energy. Our youngest students develop coordination, focus, and the ability to follow directions, all while having the time of their lives.
Special Needs Martial Arts Classes
Every child deserves a place on the mat. Our Phillipsburg instructors are trained to adapt to different learning styles and developmental needs, creating a genuinely inclusive environment where every student can grow.
Birthday Parties
Celebrate your child’s big day the Action Karate way, with games, moves, and memories they’ll talk about for years.
Find the perfect class time for you or your child! Get our schedule straight to your email. Get My Schedule
The Skills They Learn Here Follow Them Everywhere
Phillipsburg families don’t just choose us for the sport. They choose us because of what happens after class. The focus that shows up in the classroom. The respect that makes dinnertime easier. The confidence that finally gets them to raise their hand.
The Phillipsburg Martial Arts Facility
A clean, focused, high-energy training environment designed to help every student perform at their best, with enough room to move, learn, and grow.
1-on-1 intro session · 2 group classes · Free uniform · Money-back guarantee
No commitment. Limited spots available!
Meet the Team
Choosing a martial arts school is about more than the curriculum. Here’s why Bethlehem families train with us.
A School Built on More Than Belts
Action Karate Phillipsburg opened in 2023 with a simple belief that every child in Warren County deserves access to the kind of training that builds character, not just technique. In two and a half years, that belief has built something real: a thriving school, a tight-knit community, and one of the most active partnership networks in the region.
When families needed support, we were already in the room, running programs at the Firth Youth Center, partnering with the Phillipsburg Housing Authority’s EnVision Center, and showing up at school fairs, scout troops, and daycare ceremonies.
From Cub Scout Pack 54 to Girl Scouts Troop 95432, from Norwescap to NJ4S, Action Karate Phillipsburg has made a deliberate choice to serve the whole community, including underserved families and adults with developmental delays.
The Stronger Together program at Firth Youth Center provides six weeks of free family karate classes for children with additional needs. Because this mat belongs to them, too.
We are 185+ active students strong, and growing. Because word travels fast in a community where the results are real.
— Instructor Casey Heimbach, 3rd Degree Black Belt
1-on-1 intro session · 2 group classes · Free uniform · Money-back guarantee
No commitment. Limited spots available!
Right in the Heart of Phillipsburg. Easy to Find, Hard to Leave.
We’re on Strykers Road, next to UPS and directly across from Gara’s Pizza, a quick drive for families all across Warren County.
Next to UPS on Strykers Road
Across the street from Gara’s Pizza
Down the road from Lopatcong Elementary School
Phillipsburg Primary
Phillipsburg Elementary
Stewartsville KinderCare
St. Philip & James
Firth Youth Center
Families from Phillipsburg Primary, Phillipsburg Elementary, St. Philip & James, and the Stewartsville area come to us on Strykers Road every week. If you’ve driven past Gara’s Pizza or stopped by St. Luke’s, you’ve already been right around the corner from us. Action Karate Phillipsburg is where Warren County families come to grow and we’d love to meet yours.
Our Role in the Community
Action Karate Phillipsburg isn’t a school that happens to be in this community. It is this community. From grant-funded family programs to school workshops, women’s self-defense seminars to summer camp classes, we show up wherever Phillipsburg families need us.
Upcoming Events & Programs
From school workshops to summer camp programs — we’re out in the community every week.
FAQs Got Questions? We've Got Answers. Here are the things Phillipsburg families ask us most.
Learn More about Our Programs
