Location of Sumo's Family Jiu Jitsu campFoster City, CA

About

Sumo's Family Jiu Jitsu offers Lil' Sumos 1 for ages 4 to 6, Lil' Sumos 2 for ages 7 to 10, and Youth BJJ for ages 11 to 15. These kids' classes use a Gi. The program also includes family classes on Saturday morning, open mat on Friday at 6pm and Saturday at 11am, and adult classes at noon Monday through Friday, with adults again Monday and Wednesday at 6pm.

At a glance

  • Ages: 4–18 years old
  • General schedule: Adult classes at noon Monday through Friday; kids in the afternoon; adults again Monday and Wednesday at 6pm; open mat Friday at 6pm and Saturday at 11am; family classes Saturday morning. Class runs 12 to 1.

About the provider

The program is taught by IBJJF black belts, and promotions follow recognized BJJ standards under IBJJF-registered black belt instruction. The family is involved in teaching the Lil Sumos program, and older and more experienced students may have opportunities to assist with younger classes. It also notes that competition is optional and can be local, regional, national, and international.

  • Lil' Sumos 1 — Ages 4 to 6 · Kids' program; uniform (Gi).
  • Lil' Sumos 2 — Ages 7 to 10 · Kids' program; uniform (Gi).
  • Youth BJJ — Ages 11 to 15 · Kids' program; uniform (Gi).
  • Fundamentals — Adult beginner class. You can start any week. Uniform (Gi). All levels.
  • Longevity BJJ — Adults 45+ · Adult low-impact track. Uniform (Gi).

Normal training does not involve punches or kicks. Students are taught to tap when they need to stop, and their partner releases immediately. Classes are closely supervised by the coaching team. Adults can train at noon Monday through Friday.

What families say

“Welcoming atmosphere, high-level instructors, and a strong sense of community.” — Jonathan F. · Google review

“Highly recommended for families, even those with no prior experience.” — Wesley C. · Google review

Last updated November 2, 2026.

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