2010 Colorado U.S. House District 4 Election

Colorado · 4 candidates · See every 2010 U.S. House race

Who won the 2010 Colorado U.S. House District 4 Election?

Cory Gardner won the 2010 Colorado U.S. House District 4 Election. Cory Gardner received 138,634 popular votes (52.48%). The main challenger was Betsy Markey (41.35%).

See the full head-to-head between Gardner and Markey

Gardner +11.1 pts · won by 29,385 votes

Cory Gardner RepublicanWINNER52.48%

138,634 votes

Betsy Markey Democratic41.35%

109,249 votes

Doug Adenamerican constitution4.66%

12,312 votes

Ken Wasko Waszkiewiczunaffiliated1.51%

3,986 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.