2018Final results
2018 election for Illinois's 18th District
U.S. House · Illinois
Darin LaHood (R) won with 67.2% of the vote, defeating Junius Rodriguez (D) by 34.5 points.
Darin LaHoodRepublican · winner
67.2%195,927
Junius RodriguezDemocrat
32.8%95,486
291,413 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.
Junius RodriguezDarin LaHood
$78.3K
Raised by the campaign
$2.5M
$73.4K
Spent by the campaign
$1.2M
$4.9K
Cash on hand
$1.6M
Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018