Mile High Karate Thornton
Martial arts for Northglenn families
Mile High Karate Thornton sits on E 120th Avenue, the same road that runs through Northglenn.
Thornton, CO 80233(303) 280-1839Serving Northglenn
Next door to Northglenn
Northglenn, Colorado families train at Mile High Karate Thornton, 3979 E 120th Avenue, Thornton, CO 80233. Northglenn borders Thornton, and E 120th Avenue connects the two cities.
Mile High Karate Thornton is owned and operated by Amanda and Stephen Christensen, who have led Mile High Karate in the Thornton and Westminster area since 2003. The school is part of the Mile High Karate organization founded in Colorado by Grand Master Stephen Oliver in 1983, which has promoted more than 1,000 Black Belts.
Classes include kids karate for ages 4–6 and 7–12, preschool martial arts, teen and adult classes, family classes and bully prevention.
Two classes a week is the standard recommendation, and families often train together.

Classes for every age

Kids karate, ages 4–6 and 7–12
Focus, confidence and respect, with the Black Belt as each child’s long-term goal.

Preschool martial arts
Short, active classes that build listening, coordination and focus.

Teen martial arts
Fitness, self-defense and leadership for teenagers.

Adult martial arts and self-defense
Conditioning and practical self-defense for any starting fitness level.

Family classes
Parents and children training together.

Bully prevention
Confidence first, physical skills last.

Before- and after-school programs
Enrichment in the Jefferson, Adams and Brighton school districts.
What Mile High Karate families say
Thanks for the opportunity to work with children, to make lifelong friends. Proud to be a Mile High Karate black belt.Cindi Moulton · Black Belt, Northglenn
I was a student at MHK when I was a kid and the life lessons I learned stuck with me as I got older. When I became a parent, I wanted my son to have those same life lessons. … I love how supportive the MHK community is and I encourage everyone I meet to try martial arts. No matter your age. I am 45 and still training, I like to try to keep up with the kids!Mindy Davis · Parent and former student, Thornton · Google review
Family run, with that unique old school touch that makes you feel welcome and at home. … They’ve been able to learn structure and discipline in a fun way. … Thank you Mile High Karate in Thornton for all you do for the community.Julian Romero · Parent, Thornton · Google review
The best decision we made for our sons. Consistent character, leadership and personal development. Sustained athletic and intellectual growth. Owners and adult leaders who genuinely care about your kid.Elizabeth Galentine · Parent, Thornton · Google review
Reviews are quoted as written, shortened where marked. Read more reviews.
Northglenn questions
- Is there a karate school near Northglenn?Mile High Karate Thornton is at 3979 E 120th Ave, Thornton, CO 80233, on the same E 120th Avenue that runs through Northglenn. Call (303) 280-1839.
- What martial arts classes are near Northglenn?Kids karate (ages 4–6 and 7–12), preschool, teen, adult and family martial arts, and bully prevention.
- What age can my child start karate?Classes start at age 4. Mile High Karate runs separate classes for ages 4–6 and 7–12, and there is no upper age limit: Black Belts have been promoted as old as 76.
- How long does a Black Belt take?About 48 months of consistent training, finishing with a three-day testing retreat in Breckenridge, Colorado.
- How do I book a first class?Call (303) 280-1839 to book an introductory lesson. Wear comfortable exercise clothes and bring water.
More answers: Mile High Karate Thornton parent FAQ.
Northglenn families: book a first class
Call to book an introductory lesson at 3979 E 120th Ave, Thornton, CO 80233.
(303) 280-1839© Mile High Karate, LLC and Stephen Oliver – All Rights Reserved. Mile High Karate® is owned by Mile High Karate, LLC, Stephen Oliver – Founder, CEO.