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1866 Iowa U.S. House District 1 Election

Iowa · 2 candidates · See every 1866 U.S. House race

Who won the 1866 Iowa U.S. House District 1 Election?

James Wilson won the 1866 Iowa U.S. House District 1 Election. James Wilson received 16,388 popular votes (60.92%). The main challenger was Fitz Henry Warren (39.08%).

See the full head-to-head between Wilson and Warren

Wilson +21.8 pts · won by 5,873 votes
James WilsonRepublicanWINNER60.92%
16,388 votes
Fitz Henry WarrenDemocratic39.08%
10,515 votes
Popular-vote totals for this U.S. House election come from the Constituency-Level Elections Archive (CLEA) and the official public record.

Data last verified July 28, 2026.