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
2027 Competition
Date and Location
Date
Saturday, February 27, 2027
Location
UCSD Warren Lecture Hall
3224 Matthews Lane
La Jolla, CA 92093
Coordinator
The San Diego Chapter Competition is coordinated by:
Peter Livingston, P.E., DM CSPE, CEM
858-829-9814
peter@livingstonengineering.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.
Volunteer Signup
2026 Competition
Date and Location
Date
Saturday, February 28, 2026
Time 8am to 3pm
Location
UCSD Warren Lecture Hall
3224 Matthews Lane
La Jolla, CA 92093
Your Content Goes Here
2025 Competition
Results
Date and Location
Date
Saturday, February 15, 2025
Location
UCSD Warren Lecture Hall
3224 Matthews Lane
La Jolla, CA 92093
2024 Competition
Results
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.
| Team/ Ind. |
Student | School Coach |
|---|---|---|
| 1 | Rishav Bhattacharjee | Pacific Trails Middle School Michelle Liang |
| 1 | Xiaoran (Tiger) Han | Pacific Trails Middle School Michelle Liang |
| 1 | Evelyn Kim | Pacific Trails Middle School Michelle Liang |
| 1 | Rohan Malick | Pacific Trails Middle School Michelle Liang |
| 2 | Chris Chen | Carmel Valley Middle School Alireza Golsefidy |
| 2 | Andrew Jahng | Carmel Valley Middle School Alireza Golsefidy |
| 2 | Sepehr Salehi Golsefidy | Carmel Valley Middle School Alireza Golsefidy |
| 2 | Kevin Yang | Carmel Valley Middle School Alireza Golsefidy |
| 3 | Aiden Lee | Mesa Verde Middle School Jiawang Nie |
| 3 | Ryan Li | Mesa Verde Middle School Jiawang Nie |
| 3 | Anshul Panda | Mesa Verde Middle School Jiawang Nie |
| 3 | Aaron Ye | Mesa Verde Middle School Jiawang Nie |
| 4 | Ethan Geng | Oak Valley Middle School Tyler Xiao |
| 4 | Ethan Jin | Oak Valley Middle School Tyler Xiao |
| 4 | Vayun Shekar | Oak Valley Middle School Tyler Xiao |
| 4 | Benjamin Tang | Oak Valley Middle School Tyler Xiao |
| 5 | Ekim Engin | Thurgood Marshall Middle School Jin Wang |
| 5 | Annie Jin | Thurgood Marshall Middle School Jin Wang |
| 5 | Arush Sastry | Thurgood Marshall Middle School Jin Wang |
| 5 | Saishivam Vijay | Thurgood Marshall Middle School Jin Wang |
| Ind. | Sihu Ahn | Carmel Valley Middle School Alireza Golsefidy |
| Ind. | Sierra Liu | Carmel Valley Middle School Alireza Golsefidy |
| Ind. | Thomas Liu | Pacific Trails Middle School Michelle Liang |
| Ind. | Jack He | Black Mountain Middle School Julie Garcia |
| Ind. | Lawrence He | The Bishop’s School Taylor Yoo |
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.
| Team/ Ind. |
Student | School Coach |
|---|---|---|
| 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:
Donations
2026
$50 — Fang Fang
$100 — HJ Kwon
$50 — Anonymous
$25 — Son Shi
$100 — Jeremy Lin
$500 — Peter Livingston
2025
$200 — Peter Livingston
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.
You must be logged in to post a comment.