Crapo: >90% 100%
The 2004 United States Senate election in Idaho took place on November 2, 2004 alongside other elections to the United States Senate in other states as well as elections to the United States House of Representatives and various state and local elections. Incumbent Republican U.S. Senator Mike Crapo ran for re-election and won a second term in office in a landslide after no one filed for the Democratic Party nomination. Democrat Scott McClure conducted a write-in campaign but only received 4,136 votes, or about 1% of those cast.
- Mike Crapo, incumbent U.S. Senator
|Republican||Mike Crapo (Incumbent)||118,286||100.00%|
- On ballot
- Mike Crapo (R), incumbent U.S. Senator
- Scott F. McClure (D), Army veteran
Crapo won every county with over 90% of the vote. His weakest performance by far was in Latah County, where he got 95.6% of the vote to McClure's 4.4%.
|Republican||Mike Crapo (Incumbent)||499,796||99.18%||+29.64%|
|Democratic||Scott F. McClure (write-in)||4,136||0.82%|