PolitiFinder

1990 Maryland U.S. House District 4 Election

Maryland · 2 candidates · See every 1990 U.S. House race

Who won the 1990 Maryland U.S. House District 4 Election?

C. Thomas McMillen won the 1990 Maryland U.S. House District 4 Election. C. Thomas McMillen received 85,601 popular votes (58.85%). The main challenger was Robert P. Duckworth (41.15%).

See the full head-to-head between McMillen and Duckworth

McMillen +17.7 pts · won by 25,755 votes
C. Thomas McMillenDemocraticWINNER58.85%
85,601 votes
Robert P. DuckworthRepublican41.15%
59,846 votes
Popular-vote totals for U.S. House elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.