photo of a basketball on the court


Registration Open: 2023-2024 Basketball Season

Deadline to register is September 15, 2023.

Download registration form (pdf)

Teams for boys and girls grades 5 through 8 are now being formed! St. Mary’s participates in the North Bay Catholic Schools Athletic League (NB CSL). This league consists of 12 Catholic and private schools in Sonoma, Napa, and Mendocino counties.

Season Schedule

  • Grades 7/8: Practice begins in mid-September, season begins Monday, October 23.
  • Grades 5/6: Practice begins in December, season begins Saturday, January 6.

All games are scheduled on Monday evenings and Saturdays.


Deadline to register is September 15, 2023. The $150 registration fee is due with the registration form. A refund will be issued if our team folds or the league doesn’t get enough teams to play.

Download registration form (pdf)

Participation Requirements

It is recommended that all participants have an athletic physical prior to participating in any athletic program.

Student athletes are required to sign the Responsible Student Athlete Agreement prior to the start of the season.

Parents may be required to attend a mandatory pre-season parent meeting and sign the Responsible Athlete Parent Agreement.


Our teams are coached by registered volunteer parents. Each team needs 2 co-coaches. If you are interested in coaching, please contact our school athletic director, Mrs. Kenzie White, as soon as possible.

Coaches who represent the NB CSL are required to follow and adhere to the NB CSL Coaches Code of Conduct, NB CSL Coaches Handbook, be a registered volunteer, and may be asked to attend a coaches meeting held by the school athletic director.