Voter & Election Resources

Your 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 and check their voter status on the Colorado Secretary of State website, opens a new window. Contact Jeffco Elections at 303-271-8111 for election-related questions.

Key Election Dates

2026 State Primary Election

May 16: Military and overseas ballots mailed

June 8: Local ballots mailed, drop boxes open

June 19: Vote centers open, last day to mail your ballot

June 30: Last day to vote in Colorado primary

2026 State General Election

TBD: Military and overseas ballots mailed

TBD: Local ballots mailed, drop boxes open

TBD: Vote centers open, last day to mail your ballot

Nov. 3: Election Day

Jefferson County Voter Information

Jeffco Voter Information

Find election information, including voter registration, ballot-tracking, results and more!

Track Your Ballot

Want to know when your ballot is on its way? And when it's been received? Sign up here for updates by email, phone or text.

Register to Vote!

Registering to vote is easy! Complete the online form or download a printable .pdf to participate in federal, state and local elections.

Jeffco Voter Information

Find election information, including voter registration, ballot-tracking, results and more!

Track Your Ballot

Want to know when your ballot is on its way? And when it's been received? Sign up here for updates by email, phone or text.

Register to Vote!

Registering to vote is easy! Complete the online form or download a printable .pdf to participate in federal, state and local elections.

Colorado Voter Information

Colorado Ballot Information Booklet

Brush up on election initiatives with the state-issued blue book, offering a fair and impartial analysis of each ballot measure.

State of Colorado Election Info

Register to vote, manage your registration status, see what will be on your ballot and find ballot drop-off locations.

Colorado Election Results

Stay up to date on the latest voter registration data and election statistics.

Colorado Ballot Information Booklet

Brush up on election initiatives with the state-issued blue book, offering a fair and impartial analysis of each ballot measure.

State of Colorado Election Info

Register to vote, manage your registration status, see what will be on your ballot and find ballot drop-off locations.

Colorado Election Results

Stay up to date on the latest voter registration data and election statistics.

Additional Resources

Accessible Voting

A resource guide to casting your vote. Find accessible polling places, electronic ballot access and election information in ASL and audio.

JeffcoOnlineLibrary

Checking Facts, News and Information

How do we know what we're reading, hearing or seeing online and in the news is real? These vetted websites help us do the fact-checking.

JeffcoOnlineLibrary

Elected Official By Address

Obtain geographical, political and additional information about Jefferson County addresses, including representative elected officials.

Accessible Voting

A resource guide to casting your vote. Find accessible polling places, electronic ballot access and election information in ASL and audio.

JeffcoOnlineLibrary

Checking Facts, News and Information

How do we know what we're reading, hearing or seeing online and in the news is real? These vetted websites help us do the fact-checking.

JeffcoOnlineLibrary

Elected Official By Address

Obtain geographical, political and additional information about Jefferson County addresses, including representative elected officials.

Getting Started

Get a library card and access all of the great online resources JCPL has to offer.

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