2025 San Mateo County STEM Fair

Important Information for the 2025 STEM Fair

Virtual Judging
This year's fair will be held virtually. All participating students in grades 5–8 will submit their project through a Google Slides template found on the Students page. All judging will be held virtually on March 15.
High School Students to Golden Gate STEM Fair
High school students will not participate in the 2025 San Mateo County STEM Fair. The Golden Gate STEM Fair will act as students local STEM Fair, and provide them with access to the CA State Science and Engineering Fair and International Science and Engineering Fair.

January 13 - February 19

Submission portal open
February 20 - March 7

Initial review of submissions by judges to narrow down those who will be moved forward to Virtual Fair
March 10

Students notified of who will move forward to interview
March 15 - STEM Fair

Interviews held
March 19

Winners Announced on Website