Hickenlooper (D) 54
Gardner (R, inc.) 36
The KOM Colorado Statewide Voter Poll, based on a sample of online surveys of 600 likely Colorado voters, was conducted May 1-3 by Telluride-based Keating Research and Denver-based OnSight Public Affairs and Melanson. The firms all paid for the poll. It has a margin of error of plus or minus 4%.
https://www.coloradopolitics.com/quick-hits/new-colorado-poll-shows-hickenlooper-widening-double-digit-lead-over-gardner/article_a3ce89ec-8f9b-11ea-8374-cb87df3f5a13.html