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1948 Illinois U.S. House District 20 Election
Illinois · 2 candidates
Simpson +6.1 pts · won by 6,832 votes
Sidney SimpsonRepublicanWINNER53.07%
59,067 votes
Mark J SullivanDemocratic46.93%
52,235 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).