2010Final resultsSpecial election
2010 special election for Colorado Senate District 33
Colorado State Senate · Colorado
Mike Johnston (D) won with 82.2% of the vote, defeating Lisa Ringle (R) by 64.4 points.
Mike JohnstonDemocrat · winner
82.2%33,634
Lisa RingleRepublican
17.8%7,276
40,910 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET