For schools in the following ZIP Codes:

94020-24, 94039-43, 94080-86, 94088-99, 94301-10
If your ZIP code was previously designated for Peninsula and is not on this list, please check the new San Mateo County competition.

2022 Competition

Details coming soon!

2020 Competition

Saturday, February 1, 2020
Greene Middle School
750 North California Ave.
Palo Alto, CA 94303

Peninsula MATHCOUNTS is currently looking for volunteers to help with the competition.

Volunteer Here:


Vida John

If you have questions about the California MATHCOUNTS program in your area, please send a detailed email to CSPEEF Executive Director Jeanne Marie Tokunaga at If your question requires immediate assistance, please contact the National MATHCOUNTS Office at 703-684-2828 or