2018Final results
2018 election for Hawaii Senate District 17
Hawaii State Senate · Hawaii
Clarence Nishihara (D) won with 68.9% of the vote, defeating Roger Clemente (R) by 37.7 points.
Clarence NishiharaDemocrat · winner · incumbent
68.9%7,828
Roger ClementeRepublican
31.1%3,538
11,366 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