1988Flipped from RepublicanFinal resultsIncumbent defeated
1988 election for Delaware Senate District 21
Delaware State Senate · Delaware
Robert L. Venables Sr. (D) won with 50.5% of the vote, defeating William A. Slatcher (R) by 0.9 points, a seat Republicans won last time.
Robert L. Venables Sr.Democrat · winner
50.5%5,033
William A. SlatcherRepublican · incumbent
49.5%4,940
9,973 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1988
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET