East Bay Chapter

For schools in the following ZIP codes:

94501-05, 94525, 94530, 94540-47, 94564, 94572, 94577-80, 94600-99, 94700-99, 94800-99

2027 Competition

Date

Sunday, February 21, 2027

Time: 1:00pm to 6:30pm

Location
Castro Valley First Baptist Church
18550 Redwood Road
Castro Valley, CA 94546

Coordinator

Lina Siu
Creekside Math Club
creeksidemathclub@gmail.com

Volunteer Signup

2026 Competition

Results

Date

Saturday, February 21, 2026

Coordinator

Lina Siu
Creekside Math Club
creeksidemathclub@gmail.com

Additional Contacts

If you have questions about the California MATHCOUNTS program in your area, please send a detailed email to CSPEEF Executive Director Heather Caya, at admin@cspeef.org.

If your question requires immediate assistance, please contact the National MATHCOUNTS Office at 703-684-2828 or info@mathcounts.org.

2025 Competition

Date and Location

Saturday, February 8, 2025

Canyon Middle School
19600 Cull Canyon Road
Castro Valley, CA 94552

2024 Competition

Advancing Students

For the East Bay Chapter in 2024, members of the top two teams and the top three finishers NOT on an advancing team advance to the Northern California State Competition.

Team/
Ind.		 Student School
Team 1 Ethan Chang Diablo Vista Middle School
Team 1 Sahasra Chappidi Diablo Vista Middle School
Team 1 Dimitri Liveris Diablo Vista Middle School
Team 1 Sean Yue Diablo Vista Middle School
Team 2 Aoife Hennessey Black Pine Circle School
Team 2 Kannan Ravikumar Black Pine Circle School
Team 2 Raman Ravikumar Black Pine Circle School
Team 2 Shoshana Seplow Black Pine Circle School
Ind. Robin Byun Diablo Vista Middle School
Ind. Titus Cheung Harbor Light Academy
Ind. Noah Epstein Diablo Vista Middle School

2023 Competition

Advancing Students

For the East Bay Chapter in 2023, members of the top team and the top two finishers NOT on an advancing team advance to the Northern California State Competition.

Team/
Ind.		 Student School
Team Mislav Benko Joaquin Moraga Middle School
Team Stephanie Lee Joaquin Moraga Middle School
Team Eric Mu Joaquin Moraga Middle School
Team Jet Walsh Joaquin Moraga Middle School
Ind. Kannan Ravikumar Black Pine Circle School
Ind. James Siu Creekside Middle School

MATHCOUNTS of California is sponsored by:

How to Donate

MATHCOUNTS of California relies on local donations to run chapter competitions. Please help us grow the appreciation of math and problem solving among California middle school students. For a donation to benefit the entire state, click here.

To donate by check, please make the check out to:

MATHCOUNTS of California
1104 Corporate Way
Sacramento, CA 95831

Please put the competition name in the memo line.

A receipt will be sent to the address on the check.