1996Final results
1996 election for Delaware's at-large District
U.S. House · Delaware
Michael Castle (R) won with 69.5% of the vote, defeating Dennis E. Williams (D) by 42.1 points.
Michael CastleRepublican · winner
69.5%185,577
Dennis E. WilliamsDemocrat
27.5%73,258
George A. JurgensenLibertarian
1.5%4,000
Felicia B. JohnsonConstitution
1.1%3,009
Robert E. "bob" MattsonNatural Law
0.4%987
266,831 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 1996
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.
Dennis E. WilliamsMichael Castle
$21.1K
Raised by the campaign
$578.1K
$19.8K
Spent by the campaign
$376.4K
$1.3K
Cash on hand
$510.8K
Other candidates' campaigns: George A. Jurgensen $2.3K.
Campaign money: FEC, through Dec 31, 1996.
Source: FEC campaign filingsUpdated Dec 31, 1996
The candidates
Michael Castle (R)Dennis E. Williams (D)
Also on the ballot: George A. Jurgensen (Libertarian), 1.5%; Felicia B. Johnson (Constitution), 1.1%; Robert E. "bob" Mattson (Natural Law), 0.4%