2018 Colorado U.S. House District 5 Election

Colorado · 3 candidates · See every 2018 U.S. House race

Who won the 2018 Colorado U.S. House District 5 Election?

Doug Lamborn won the 2018 Colorado U.S. House District 5 Election. Doug Lamborn received 184,002 popular votes (57.03%). The main challenger was Stephany Rose Spaulding (39.32%).

See the full head-to-head between Lamborn and Spaulding

Lamborn +17.7 pts · won by 57,154 votes

Doug Lamborn RepublicanWINNER57.03%

184,002 votes

Stephany Rose Spaulding Democratic39.32%

126,848 votes

Douglas RandallLibertarian3.66%

11,795 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.