The Republican nominee, Board of Equalization Chairman Matt Fong, narrowly defeated the Democratic nominee, Phil Angelides, for the office previously held by incumbent Kathleen Brown, who chose not to seek re-election in favor of running for governor.

As of 2025, this was the last time a Republican was elected California state treasurer.

Final results from California Secretary of State.

[1] Final results from the Secretary of State of California.

[2] Final results from the Secretary of State of California.