2018Final results
2018 election for New York's 18th District
U.S. House · New York
Sean Patrick Maloney (D) won with 55.5% of the vote, defeating James O'Donnell (R) by 10.9 points.
Sean Patrick MaloneyDemocrat · winner
55.5%139,564
James O'DonnellRepublican
44.5%112,035
251,690 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 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 Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Sean Patrick MaloneyJames O'Donnell
$2.7M
Raised by the campaign
$376.8K
$4.4M
Spent by the campaign
$281.2K
$22.2K
Cash on hand
$95.6K
Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018