Open Mat Locator
LoginOpening...
LoginOpening...
ICJ
Island City Jiu Jitsu
Alameda, California
Open Mat Locator

Browse-first BJJ event discovery focused on helping practitioners find nearby open mats quickly and helping gyms publish clearly.

Browse

  • Find an open mat
  • Open mats by city
  • Gym directory
  • Seminar instructors
  • Tournament organizers
  • News

Company

  • List your gym or events
  • Sell tickets
  • Creator program
  • Partner with us
  • Brand assets
  • About
  • Contact

Legal

  • Privacy Policy
  • Data Deletion
  • Terms of Service
  • Cookie Policy

Trust & Support

  • Trust & Safety
Share

About Island City Jiu Jitsu

Island City Jiu Jitsu in Alameda offers both gi and no-gi Brazilian Jiu-Jitsu training under head instructor Zach Costa, along with kids programs. The gym also provides Muay Thai and MMA instruction.

Head instructor

Zach Costa avatar

Zach Costa

Upcoming (1)Previous (0)
Open Mat
EVERYSAT
Open Mat

Open Mat

Hosted here

11:00 AM - 12:30 PM

1
Upcoming events
1
Open mats
0
Attending

Programs

BJJ (Gi)No-Gi / Submission GrapplingKids

Links

(510) 224-5245

Last updated Aug 10, 2026

  • How Verification Works

    • © 2026 Open Mat Locator LLC. All rights reserved.

    Download on the App Store
    @islandcityjiujitsu
    Website
    Class schedule

    Is this your gym?

    Claim this profile to manage events, invite instructors, and publish open mats.

    Claim this gym