More Denver voters said they disliked Mayor Mike Johnston in a new poll released Thursday, even as optimism about the city as a whole has improved since he began his term.

The share of respondents who viewed Johnston favorably in the Colorado Polling Institute survey generally held steady at about 46%, compared to 48% in a poll last year. But the proportion who had an unfavorable view of the mayor increased to 46% from 38%.

“He’s not making converts to the Johnston cause, but he’s also dealing with some really difficult and long-enduring issues,” said Lori Weigel, a Republican pollster involved in the CPI, which uses a bipartisan research team.

The poll was conducted Aug. 14 to 19 using phone interviews and online surveys with 417 likely 2026 Denver voters, with a margin of error of p

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