A head to head comparison of the Colorado 2016 General Election gives us an idea of the break down of the voters.
Michael Bennet received 1.4M (50.0 %) votes, beating Darryl Glenn who gained 1.2M (44.3 %) by 155.4k votes in Colorado.
Michael Bennet won 26 counties out of the 64 counties that make up Colorado. The record shows that Darryl Glenn won 38 counties.
During the 2016 general elections, over 3M total number of votes were cast. Arn Menconi got 36,805 (37k) over Bill Hammons 9,336 (9k). He won the popular vote by 36,805 (37k). His victory in the State of Colorado (with 36,805 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 (Denver, Jefferson and Arapahoe), 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
Denver, Jefferson and Arapahoe, three of the larger counties voted in favor of Michael Bennet, giving him a 118k vote advantage.