Regular Municipal Elections are held on the first Tuesday in November in odd-numbered years. Citizens will elect one Councilmember from each of the four Wards. A Mayor is elected every four years (2019 and 2023). The City Clerk’s office is responsible for conducting the Municipal Elections, as well as assisting Adams County with registering citizens to vote.
General Elections, where United States senators, representatives to congress, state and district officers, county commissioners and other county officers are elected, are held on the first Tuesday in November of even-numbered years.
Residents may register to vote at the City Clerk’s office on the second floor of the Thornton City Hall, 9500 Civic Center Drive between 8 a.m. to 5 p.m. Residents may also register at any Adams County city clerk, any Motor Vehicle Office or online at
www.govotecolorado.com. For more information about voter registration, visit the Adams County’s web site at
www.adcogov.org, or call the City Clerk’s office at 303-538-7230.
2019 Candidate Guidelines
The Mayor and City Councilmembers are elected for four-year terms in Regular Municipal Elections, with one Councilmember elected from each ward every two years and the Mayor elected every four years. Regular Municipal Elections are held on the first Tuesday in November in odd-numbered years. The terms of Councilmembers and the Mayor begin on the first Council meeting following their election and continue for a term of four years. The Mayor presides over Council meetings and is the recognized head of the city government for all ceremonial purposes. The Council chooses by majority vote one of its members to be Mayor pro tem. The Mayor pro tem, in the absence of the Mayor, will perform the duties of the Mayor.
An individual is eligible to be a candidate for Thornton City Council if, at the time of election, he or she is a citizen of the United States; is at least 25 years of age; is a registered voter; is a resident of Thornton for one year immediately preceding the election; has not been convicted of a felony; and does not hold another elected position in government. A candidate for Council must reside in the appropriate ward for twelve consecutive months immediately preceding the election. For candidate guidelines and forms, click
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