1986Final results
1986 election for Maryland's 1st District
U.S. House · Maryland
Royden Dyson (D) won with 66.8% of the vote, defeating Harlan C. Williams (R) by 33.6 points.
Royden DysonDemocrat · winner
66.8%88,113
Harlan C. WilliamsRepublican
33.2%43,764
131,877 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 1986
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.
Royden DysonHarlan C. Williams
$356.6K
Raised by the campaign
$167.4K
$354.2K
Spent by the campaign
$167.2K
$6.8K
Cash on hand
$2.7K
Campaign money: FEC, through Dec 31, 1986.
Source: FEC campaign filingsUpdated Dec 31, 1986