Smithtown Ninja Academy

Smithtown Ninja Academy offers kids classes for ages 5-14, including students age 5 in kindergarten through age 14. Children take ninja classes and work on ninja warrior obstacles, and the schedule includes Tuesday, Wednesday, Thursday, and Saturday during the Fall/Winter/Spring semester and Tuesdays and/or Thursdays during the Summer Semester.

Programs

• Kids Classes — Ages 5-14 years; teaches ninjas ages 5 (and in kindergarten) through 14 years old. · Fall/Winter/Spring Semester: Tuesday, Wednesday, Thursday, Saturday; Summer Semester: Tuesdays and/or Thursdays · Certified ninja coaches; technique and safety as top priority; lessons in a clean and safe ninja facility.
• Summer Classes — Ages 5-14 years · Summer Semester: Tuesdays and/or Thursdays · $175 per session · Two separate 4-week summer semesters with new obstacles introduced each week.
• Summer Programs — Ages 6-12; children age 6 must be entering first grade. · Daily schedule: 1:00pm-3:30pm · $90–$243 per session · Half-day summer clinics with indoor games, ninja training, snack time, daily games, and group activities.
• Adult Classes — 14+ · Designed for all levels.
• Private Lessons — By appointment · 1-hour classes for the student who wants to take their training to the next level.
• Field Trips — By appointment · Offered for kids.
• Birthday Parties — By appointment · Kids are challenged by pro ninja staff with fun obstacle training; time for food and cake.
• Corporate Outings — By appointment · Offered for adults.

At a glance

• Ages: 5–14 years old
• Price range: $90–$243 per session
• Current session: Fall Semester 2026 (Aug 31–Nov 23, 2026); Winter Semester 2026-2027 (Nov 30–Mar 13, 2027); Spring Semester 2026 (Mar 15–Jun 14, 2027)
• General schedule: Fall/Winter/Spring kids class schedule: 5-7.5 year olds; 7.5-9 year olds; 10-14 year olds. Summer classes run as two separate 4-week summer semesters. Summer programs are half-day clinics from 1:00pm to 3:30pm.

About the provider

At Smithtown Ninja Academy, children and adults of all skill levels learn how to analyze, approach, and conquer ninja warrior obstacles. The staff includes certified ninja coaches, and most of the staff and many students have been Ninja Warrior competitors; many young students have competed on American Ninja Warrior Junior.

Fall/Winter/Spring semester: 12 one-hour classes; fees are pro-rated from time of registration; registration is not allowed for new students after the 4th week of each semester; full refund to new students if they withdraw within 24 hours after their first class; you are allowed 2 make-ups per semester and must schedule make-ups at least 36 hours in advance. Summer classes: $175 per semester (4 classes), fees paid in full in advance, full refund after the first class for any new student who wishes not to continue. Summer programs: fees paid in full; no refunds at any time for any reason.

What families say

“Sarah is having an absolutely wonderful time at the Academy. She is not only improving her coordination and physical skills, but she is also building confidence and a sense of accomplishment that we know will serve her well beyond this program.” — James & Kimberly M.

“My daughter loves ninja after joining a few months ago! The place is great, big & lots of activities for kids of all ages.” — Danielle B.

“My son loves coming here. We registered him for a 4 week summer program to see if this place was a good fit for him and we’re definitely signing him up for the 12 week program this Fall!” — Jessica R.

Last updated September 7, 2026.