Contact Us
Main Campus Address
De La Salle High School
1130 Winton Drive
Concord, CA 94518
View a map of our location with driving directions »
Main Campus Phone/Fax Numbers
925-288-8100
925-686-3474
Attendance Office Phone Number
925-288-8222
De La Salle High School Office Hours
Office Hours (During School Year)
Monday: 7:30 a.m. to 3:30 p.m.
Tuesday: 7:30 a.m. to 3:30 p.m.
Wednesday: 7:30 a.m. to 3:30 p.m.
Thursday: 7:30 a.m. to 3:30 p.m.
Friday: 7:30 a.m. to 3:30 p.m.
Saturday: Closed
Sunday: Closed
Summer Office Hours (May 26-July 29)
Monday: 8 a.m. to 12 p.m.
Tuesday: 8 a.m. to 12 p.m.
Wednesday: 8 a.m. to 12 p.m.
Thursday: 8 a.m. to 12 p.m.
Friday: 8 a.m. to 12 p.m.
Saturday: Closed
Sunday: Closed