IB Coordinator
(209) 492-3659
Castellani.K@mcs4kids.com
Modesto High School
18 H Street
Modesto, CA 95351
IB Information Nights for the 2025-26 School Year:
Wednesday, January 22nd,
Tuesday, January 28th, and
Thursday, February 13.
All are in the MHS Library from 6-7pm
MHS IB student videos sharing their IB experiences.
Advice for IB Success – Kathleen, Class of 2022
Year-round, ongoing opportunities!
Visit the IB Boosters Ways to Support page for more information.
SHARES/escrip.com (for Lucky's, Food Maxx, and Save Mart)
Create your account, search for 'Modesto High Int'l Baccalaureate'
3% of all purchases will be given to our program
Create an account
Search for Modesto High School International Baccalaureate Booster Club
Make purchases using smile.amazon.com (instead of amazon.com)
0.5% of qualified purchases will be given to our program
Click link to become a sponsor
Panther Level ($250+)
Black Level ($100 - $249)
Red Level - ($25 - $99)
Make checks payable to 'MoHi IB Booster Club' delivered to the main office OR click the link to donate
Are you an IB graduate?
Join the IB's global alumni network. The IB is extremely proud of its graduates! The alumni network connects them with one another and with the IB Community.
Modesto High School is pleased to announce that the MHS International Baccalaureate Diploma Programme has successfully completed its five-year review and was found not only to be in compliance with the IB program and its philosophies, but was commended on implementation efforts in the areas of Extended Essay (EE) and Creativity, Activity, & Service (CAS), specifically. The term of authorization is in effect until Spring 2023. Special thanks to all of the parents, students, staff, and community members who provided input during this valuable process.
IB Coordinator
(209) 492-3659
Castellani.K@mcs4kids.com
Modesto High School
18 H Street
Modesto, CA 95351