San Diego Chapter

This MATHCOUNTS of California Chapter Competition is for schools in the following ZIP codes:

91900-80, 92000-99, 92100-99, 92227-31, 92243-51, 92281-83

2024 Competition

2025 Competition

Date and Location

Saturday, February 22, 2025

UCSD Warren Lecture Hall
3224 Matthews Lane
La Jolla, CA 92093



The San Diego Chapter Competition is coordinated by:

Peter Livingston, P.E., DM CSPE, CEM

Additional Contacts

If you have questions about the California MATHCOUNTS program in your area, please send a detailed email to CSPEEF Executive Director Jeanne Marie Tokunaga, CAE, at

If your question requires immediate assistance, please contact the National MATHCOUNTS Office at 703-684-2828 or

2023 Competition

Advancing Students

For the San Diego Chapter, members of the top five teams and the top five finishers NOT on an advancing team will advance to the Southern California State Competition.

Student School
1 Xiaoran Han Pacific Trails Middle School
Michelle Liang
1 Art Huang Pacific Trails Middle School
1 Rohan Mallick Pacific Trails Middle School
1 Kai Yi Pacific Trails Middle School
2 Aidan Bai Carmel Valley Middle School
Melanie Webb
2 Sepehr Salehi Golsefidy Carmel Valley Middle School
2 Andrew Junwon Jahng Carmel Valley Middle School
2 Dylan Kim Carmel Valley Middle School
3 Ethan Geng Oak Valley Middle School
Rui Zhang
3 Jacob Wu Oak Valley Middle School
3 Joann Xie Oak Valley Middle School
3 Janie Zheng Oak Valley Middle School
4 Annie Jin Thurgood Marshall Middle School
Ryan Cai
4 Wynn Marple Thurgood Marshall Middle School
4 Dominic Wills Thurgood Marshall Middle School
4 Hanlin Yang Thurgood Marshall Middle School
5 Xintang Gu Mesa Verde Middle School
Jiawang Nie
5 Mihir Konkapaka Mesa Verde Middle School
5 Aiden Lee Mesa Verde Middle School
5 Ryan Li Mesa Verde Middle School
Ind. Evelyn Kim Pacific Trails Middle School
Ind. Virginia Zhu Oak Valley Middle School
Ind. David Liu Pacific Trails Middle School
Ind. Emma Liu The Bishop’s School
Ind. Alex Chen Carmel Valley Middle School

MATHCOUNTS of California is sponsored by:


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
333 University Ave., Suite 200
Sacramento, CA 95825

Please put the competition name in the memo line.

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