Sacramento Area Competitions in Mathematics


Welcome to SACMATH

(Last Updated: December 2, 2020)

SACMATH (Sacramento Area Competitions in Mathematics) is an organization led by Jeff Soesbe that has been running mathematics contests in the Sacramento region since October 2009.

Due to the ongoing Coronavirus pandemic, all contests are currently online.

SACMATH contests use tests from MathLeague.Org. MathLeague.Org is running online contests for the rest of 2020 and into 2021. For details on contest dates and how to register for contests, go to the MathLeague.Org website (

I will be offering AMC10 and AMC12  (both A and B tests) in an online setting. Students in Sacramento metropolitan area may register for AMC10 or AMC12 through SACMATH then take it online. Details are below.

MathCounts is running all competitions online. They are offering four monthly practice competitions (October through January), two Chapter Competitions (February), and the State Competition (March). For more details on the contests and to register, go to the MathCounts website (

UC Davis Math Circle is holding virtual Math Circle sessions on Saturday afternoons. For more details contact Math Circle at [email protected].

Feel free to contact me (Jeff Soesbe of SACMATH) at [email protected] with any questions. 

I hope you enjoy the contests!

- Jeff Soesbe


Saturdays: Math Circle at UC Davis

UC Davis Math Department is again be hosting Math Circle Sessions. The sessions will be on Saturdays (start date not known yet).

For more details, contact the UC Davis Math Circle at [email protected] or visit their website (

September 2020 - December 2020

MathLeague.Org Online Contests for ES, MS, and HS.

For more details on contest dates and registration visit MathLeague.Org

SACMATH is running a regional site for taking AMC10 and AMC12, for both A and B test dates. Students may sign up with SACMATH to take AMC10/12 online. 

AMC10A/12A is scheduled for Thursday, February 4, 2021.

SIGN UP FOR AMC10A/12A using the form at:

AMC10B/12B is scheduled for Wednesday, February 10, 2021.

SIGN UP FOR AMC10B/12B using the form at:

Students may have a parent proctor or have me (Mr. Soesbe) proctor. If you want me (Mr. Soesbe) to proctor, I will be hosting a ZOOM meeting on each test day from 6:00 PM to 8:00 PM Pacific time. Information about the ZOOM meeting will be sent to registered students.

IMPORTANT NOTE: If necessary, priority for taking AMC10/12 through SACMATH will be given to students in the Sacramento metropolitan area. This opportunity is intended for students whose school is not offering AMC10/12. If your school is offering AMC10/12, please take the test with your school. 

For more information about AMC, visit the MAA website at

The 2021 Sacramento Valley MathCounts competition will be online. For details and to register a school, visit the MathCounts website (

Future Contests 

(depending on schedule and site availability):

Past Contests

Results from past MathLeague.Org Contests are available at the MathLeague.Org website (click on the contest type (Elementary/Middle/High), then on RESULTS, then look for the contest date)