2020 Election Resources
Your 2020 election journey starts here!
From voter registration and trusted resources to in-depth analyses of all sides of ballot issues, explore election resources for Jefferson County, the state and more!
Coloradans can register to vote on the Colorado Secretary of State website, opens a new window. Contact Jeffco Elections at 303.271.8111 for election-related questions.
Last day to submit a voter registration application and still receive a ballot in the mail.
Note: If the county clerk receives a voter registration application within the eight days before the election, the clerk must process the application and inform the applicant that they will not receive a mail ballot and will have to visit a voter service and polling center.
General Election Day
Polls will open at 7 a.m. All ballots must be received by 7 p.m.
Last day for ballots cast by military and overseas electors to be received by the county clerk in order to be counted.
Jefferson County Voter Information
Jeffco Voting Resources Carousel
Colorado Voter Information
Colorado Voter Information Carousel