
Welcome to the NCBOA!
The Northern California Basketball Officials Association (NCBOA) is the primary provider of officials in San Francisco and the North Peninsula,
serving 40 high schools and 40 middle schools.
The NCBOA also assigns officials to many of the adult and youth recreation leagues in the City.
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The NCBOA is fully accredited by the California
Interscholastic Federation, and it consists of 125+ certified officials who referee more than 2,500 games a year! Click here for a list of schools we service.
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To read more about the rich and unique history
of the NCBOA, click the below button.
NCBOA Members
Want to be a referee?
2025-2026 Calendar
You make the call!
Click on any of the below pictures to be directed to that particular page

Short and anonymous monthly rules quizzes
2025-2026 NCBOA
Announcements:
1. Recruitment for new officials in the 2025-2026 season is now under way! If you are interested in joining the NCBOA next season click the picture above under Want to be a Referee? to direct you to the New Members Page where there is a link to the 2025-2026 New Ref Application.
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2. Please click on this link to see the names of the NCBOA officials who have been chosen to work in the CIF NorCal Playoffs. CONGRATS TO ALL!
3. Are you a current NCBOA official who is having a hard time getting signed-up or logging-in to see the new Members Page on this website?
Click this "HOW TO" link for specific step-by-step instructions.
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4. The following two, very important documents, are located on the Members Page; NFHS Illegal Uniform Exceptions and Reporting Game Ejections. If you forgot how to login to the Members Page or you still need to Sign-Up, click this link.
5. Great read from NFHS about the "new" Faking Being Fouled rule. Best Practices​​
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