PolitiFinder

2004 California U.S. Senate Election

California · 5 candidates · See every 2004 U.S. Senate race

Who won the 2004 California U.S. Senate Election?

Barbara Boxer won the 2004 California U.S. Senate Election. Barbara Boxer received 6,955,728 popular votes (57.71%). The main challenger was Bill Jones (37.8%).

See the full head-to-head between Boxer and Jones

Boxer +19.9 pts · won by 2,399,806 votes
Barbara BoxerDemocraticWINNER57.71%
6,955,728 votes
Bill JonesRepublican37.8%
4,555,922 votes
Marsha FeinlandPeace And Freedom2.02%
243,846 votes
James P. Jim GrayLibertarian1.8%
216,522 votes
Don J. GrundmannAmerican Independent0.67%
81,224 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.