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2020/2021 Basketball Season Update

Please see message from East Diablo CYO regarding the upcoming Basketball Season. 

"The health and safety of our students, families, and communities is our highest priority in determining the conduct of CYO Athletics this year.

In accordance with a directive from the Oakland Diocese, all Fall CYO activities are currently cancelled. Winter sports (Boys and Girls Basketball) has been tentatively postponed until January 1st with registration beginning on November 1st. Our League Officials are working closely with the Oakland Diocese and health officials and will make a final decision on the status of the winter seasons on October 18th.

We appreciate your patience and wish you all the best as you stay safe during these challenging times."

Please check back often for updates. 

Hope to see everyone on the courts very soon.

St. Bonaventure CYO Sports.


Welcome to CYO Basketball!

Registration for the 2019/2020 Season is now closed!


Any late entries are to be wait listed and acceptance is dependent on team numbers. 
Important dates coming soon for player evaluations, all coaches meetings, team photos. 

Our basketball program is for all boys and girls who are in grades 2nd through 8th. All registration will be done online via this site. New players will need to provide a copy of their birth certificate to their coach at the first practice. 

We hold most practices at Diablo View Middle and play all games locally. The season runs from September through February with postseason playoffs. 

*2019/2020 Registration Fees:

1st player $270

2nd player $250

3rd player + $230

* + processing fee.

Basketball uniforms are expected to be kept and returned in the same condition as when handed out.

$60 Uniform Deposit:
A uniform deposit (check or money order) are required when uniforms are handed out. 
Deposits are returned or checks destroyed when uniforms are returned in good condition at the end of the season.
Damaged, or missing uniforms, checks/money order will be deposited in general league fund for future uniforms.

*Parish Boundary
East, summit of Mulligan Hill to Marsh Creek Springs; West, from intersection of Ygnacio Valley Rd. and Walnut Creek city limits southeasterly on a straight line to summit of Mount Diablo; South, from Marsh Creek Springs to summit of Mount Diablo; North, easterly along Ygnacio Valley Rd. from Walnut Creek city limits to Newhall Community Park, north along park to a southern extension of Bailey Rd., north to Myrtle Dr., then on a straight line to summit of Mulligan Hill. 

*All St. Bonaventure CYO players must reside within parish boundaries, or have attended Catholic Studies the prior year. Questions please contact Ferd Santos (925)270-9390 or

Ferd Santos
(925) 270-9390 @

Boys League Director:
Lance Brick - (925)525-9853
Girls League Director:
Alec Sardelich - (925)360-6608
League Uniform Coordinator:
Jenni Brennan - (925)525-7438

Gym Monitor Coordinator:

Bill Morrisette - (925)383-4462 

St. Bonaventure Parish Boundary

2019/2020 Season Registration now closed!

Evaluations held at Clayton Valley Charter High School 

3rd grade boys & girls

9/19 4-5pm

4th -5th grade boys & girls

9/21 2-3pm

6th, 7th & 8th grade boys & girls

9/22 2-3pm

The Registration "Basketball" is not currently available.

2019/2020 Basketball Registration Deadline September 8, 2019


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