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2010 Illinois U.S. House District 12 Election
Illinois · 3 candidates
Costello +23.3 pts · won by 47,226 votes
Jerry F. CostelloDemocraticWINNER59.83%
121,272 votes
Teri NewmanRepublican36.53%
74,046 votes
Rodger W. JenningsGreen3.64%
7,387 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).