1990Final results
1990 election for Washington's 5th District
U.S. House · Washington
Thomas Foley (D) won with 68.8% of the vote, defeating Marlyn Derby (R) by 37.6 points.
Thomas FoleyDemocrat · winner
68.8%110,234
Marlyn DerbyRepublican
31.2%49,965
160,199 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 1990
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.
Thomas FoleyMarlyn Derby
$467.1K
Raised by the campaign
$7.2K
$457.8K
Spent by the campaign
$5K
$596.7K
Cash on hand
$468
Campaign money: FEC, through Dec 31, 1990.
Source: FEC campaign filingsUpdated Dec 31, 1990