PolitiFinder

2018 Idaho U.S. House District 2 Election

Idaho · 2 candidates · See every 2018 U.S. House race

Who won the 2018 Idaho U.S. House District 2 Election?

Michael K. Simpson won the 2018 Idaho U.S. House District 2 Election. Michael K. Simpson received 170,274 popular votes (60.67%). The main challenger was Aaron Swisher (39.33%).

See the full head-to-head between Simpson and Swisher

Simpson +21.3 pts · won by 59,893 votes
Michael K. SimpsonRepublicanWINNER60.67%
170,274 votes
Aaron SwisherDemocratic39.33%
110,381 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.