Skip To Main Content

Bus Service


FRIDAY, Sept. 8 - afternoon buses will depart SI at 1 p.m.

6:30 p.m.bus schedule remains the same

San Mateo Bus Registration is currently at capacity and no further registrations will be accepted at this time. If you would like to be placed on a waiting list for an open seat or want to register for the San Mateo Afternoon/Evening service ONLY, please reach out to Ms. McKeon at

Marin Bus Registration remains open at this time.

For the 23-24 school year, in anticipation of Monday Morning Ministry, the Monday morning routes will arrive to SI by 8 a.m.  Tuesday - Friday buses will arrive at SI by 8:30 a.m.

During other "Special Schedule Weeks," bus timing will adjust to accommodate the  school schedule.

Bus service began Friday, Aug. 18, 2023.

2023-2024 pricing:

Full Year Round Trip $3,200
One Semester Round Trip $1,800
One Way Full Year $1,900
One way Semester $1,200
Tickets (single use - PM use only) $16

Limited one-time use Afternoon Only tickets are also available and are sold by the Business Office:  $16/day. These tickets may be purchased with check, cash or MySchoolBucks.

Contact Information

If you have a day-of-service transportation issue, please contact CYO Dispatch directly at: 


Please contact Ms. Kathleen McKeon (415-731-7500 ext. 5590) in the SI Business Office for:

  • lost and found
  • scheduling information
  • enrollment, payment or other business related questions