Northern California


Next Season Dates

DEADLINE: October 1 - November 1, 2023
LEAGUE SCHEDULE: November 13 - December 17
*Offered in limited areas - See listing below
What is FLEX League?

USTA NorCal FLEX league is organized tennis designed with your schedule in mind in a social, stress-free environment. Play against similar-rated adult players in your area at your convenience. You set the time and location of matches.   


What is WTN?

    ITF World Tennis Number is for all tennis players.

  • Real-time skill level rating

  • Find evenly matched opponents wherever you are

  • Track your tennis progress based on your actual performance

    Find more information about ITF WTN here.

  How it Works
  • League duration: Jul 17 - Aug 27 (6 weeks)

  • Play against 4 opponents of similar skill level (Max of 5 per flight)

  • Each player competes against all opponents in their flight once

  • Matches count towards World Tennis Number (WTN) ratings

Why Play FLEX?

More Play: Improve your singles game or compete with your doubles partner.

It's Flexible: Set the time and location of matches. You call the shots.

Extra Practice: FLEX doesn’t count towards ratings so you can play stress-free.

It's Social: Meet new people in your area that are also at your skill level.

Great Deal: You get more matches for your money with FLEX.


     Regions we are currently offering WTN FLEX Leagues:
  • Sacramento 

  • San Francisco 

  • Upper Peninsula (San Mateo, Half Moon City, Redwood City, etc.)

  • Lower Peninsula (Stanford, Mountain View, Sunnyvale, etc.)

  • Diablo North (Martinez, Antioch, Walnut Creek, etc.)

  • Diablo South (Danville, Livermore, Sunol, etc.)

    *towns labeled are for area reference and not specific to where leagues will be offered


    How to register:
  • Download the USTA Flex app (download link: iOS or Android)

  • Go to Search and search for an area listed from above (Currently just singles leagues). 

  • Pay & Join ($25)

Have questions? If you have any questions or need assistance, please don't hesitate to reach out. Email us at  or You may also call (510) 263-0440. Find more information about the USTA Flex app here. For questions or help with the USTA FLEX app, please use the help tab within the app.


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