A head to head comparison of the Nevada 2018 General Election gives us an idea of the break down of the voters.
Jacky Rosen received 490.07k (50.41 %) votes, beating Dean Heller who gained 441.2k (45.38 %) by 48.87k votes in Nevada.
Jacky Rosen won 2 counties out of the 17 counties that make up Nevada. The record shows that Dean Heller won 15 counties.
During the 2018 general elections, over 972k total number of votes were cast. Barry Michaels got 9,269 (9k) over Dean Heller 441,202 (441k). He won the popular vote by 9,269 (9k). His victory in the State of Nevada (with 9,269 votes) represents 50.0% of his popular vote victory.
Top 15 Counties in General Elections
All Candidates (Senate General Elections)
These 15 counties play an important role in these Primary elections. If a candidate, can get a sizable majority in the largest counties (Clark, Washoe and Carson City), it becomes very difficult to win majorities in the smaller counties without voter outreach and increased voter participation in them.
Top 15 Counties Comparison in General Elections
Clark, Washoe and Carson City, three of the larger counties voted in favor of Jacky Rosen, giving him a 92k vote advantage.