2018Final results
2018 election for Colorado's 1st District
U.S. House · Colorado
Diana DeGette (D) won with 73.8% of the vote, defeating Charles Casper Stockham (R) by 50.8 points.
Diana DeGetteDemocrat · winner
73.8%272,886
Charles Casper StockhamRepublican
23.0%85,207
Raymon Anthony DoaneLibertarian
3.1%11,600
369,715 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Diana DeGetteNo Republican
$1.3M
Raised by the campaign
—
$1.2M
Spent by the campaign
—
$153.5K
Cash on hand
—
Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018
The candidates
Diana DeGette (D)Charles Casper Stockham (R)
Also on the ballot: Raymon Anthony Doane (Libertarian), 3.1%