2000Final results
2000 election for California's 16th District
U.S. House · California
Zoe Lofgren (D) won with 72.1% of the vote, defeating Horace "gene" Thayn (R) by 48.8 points.
Zoe LofgrenDemocrat · winner
72.1%115,118
Horace "gene" ThaynRepublican
23.3%37,213
Dennis Michael UmphressLibertarian
3.0%4,742
Edward J. KleinNatural Law
1.7%2,673
159,746 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 2000
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Zoe LofgrenNo Republican
$522.8K
Raised by the campaign
—
$486.4K
Spent by the campaign
—
$240.8K
Cash on hand
—
Campaign money: FEC, through Dec 31, 2000.
Source: FEC campaign filingsUpdated Dec 31, 2000
The candidates
Zoe Lofgren (D)Horace "gene" Thayn (R)
Also on the ballot: Dennis Michael Umphress (Libertarian), 3.0%; Edward J. Klein (Natural Law), 1.7%