San Mateo County Chapter

For schools in the following ZIP codes:

94000-19, 94025-38, 94044-79, 94400-99

2026 Competition

Date and Location

Sunday, February 22, 2026
Schedule 9 a.m. to 3:30 p.m.

Verkada
406 East Third Ave.
San Mateo, CA 94401

Coordinators

The San Mateo Chapter Competition is being coordinated by:

Andrew Liu
liu.andrew@berkeley.edu
304-203-7363

Oliver Ni
oliver.ni@gmail.com

Moor Xu
moorxu@gmail.com
541-206-7651

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.

The San Mateo County Chapter of MATHCOUNTS of California is sponsored by:

2025 Competition

Date and Location

February 8, 2025
Schedule 9 a.m. to 4 p.m.

Verkada
406 East Third Ave.
San Mateo, CA 94401

2024 Competition

Results

Advancing Students

For the San Mateo Chapter in 2024, members of the top three teams and the top three individuals NOT on an advancing team advance to the Northern California State Competition.

Team/Ind Student School
Coach
Team 1 Bryant Hu Ralston Middle School
Cheryl Lam
Team 1 Dylan Huang Ralston Middle School
Cheryl Lam
Team 1 Wenhai Rong Ralston Middle School
Cheryl Lam
Team 1 Matthew Song Ralston Middle School
Cheryl Lam
Team 2 Caden Claussen The Nueva School
Steven Chanan
Team 2 Joey Guo The Nueva School
Steven Chanan
Team 2 Atticus Lin The Nueva School
Steven Chanan
Team 2 Ming-Yi Tang The Nueva School
Steven Chanan
Team 3 Daisy Biao Burlingame Intermediate School
Anne Shamiyeh
Team 3 Jonathan Duh Burlingame Intermediate School
Anne Shamiyeh
Team 3 Claire Qi Burlingame Intermediate School
Anne Shamiyeh
Team 3 William Sun Burlingame Intermediate School
Anne Shamiyeh
Ind Sitar Eswar Bowditch Middle School
Beilin Zhang
Ind Joshua Koo Bayside Stem Academy
Amit Dandekar
Ind Dennis Yang Tierra Linda Middle School
Marty De

2023 Competition

Results

Advancing Students

For the San Mateo Chapter, members of the top two teams and the top three individuals NOT on an advancing team advance to the Northern California State Competition.

Team/Ind Student School – Coach
1

Brian Raghunathan

Ralston Middle School – Cheryl Lam
1

Wenhai Rong

Ralston Middle School
1

Bryant Hu

Ralston Middle School
1

Dylan Huang

Ralston Middle School
2

Connor Leong

William H. Crocker Middle School – Perry Kittredge
2

Arjun Somani

William H. Crocker Middle School
2

Daniel Jiang

William H. Crocker Middle School
2

Stephen Jankowsi

William H. Crocker Middle School
Ind

Atticus Lin

Nueva School
Ind

Daniel Koo

Nueva School
Ind

Aiden Zeng

 Bayside Stem Academy

2026

$25 — Beilin Zhang
$50 — Anonymous
$25 — Arti M.
$300 — AlphaStar Academy


2025

$15 — Mehmet Kaysi
$5,000 — Anonymous
$10 — Anonymous
$100 — Beilin Zhang
$50 — Pallavi Rao
$25 — Yoshou Tsao
$50 — Sanaz Hariri

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.