2025 Chemistry Olympiad
All students wishing to participate in the 2025 Olympiad must be registered with ACS. Parents/Guardians must register their child using the following link:
Registration opens November 15, 2024 and closes on January 17, 2025; registration will not be extended past January 17.
The California Section encourages all high school chemistry teachers to have their students participate in the US National Chemistry Olympiad. The goals of this program are to stimulate interest and achievement in high school chemistry students throughout the United States and to provide recognition of outstanding young chemistry students, teachers, and schools.
Competition in the Local exam is open to all high school students in the California Section. Competition in the National exam is limited to US Citizens and Green Card holders based on performance in the Local exam with a limit of no more than two students per high school.
Please see the list of counties in our Section here.
Check out the Cal ACS Olympiad page here.