Douglas County, Colorado
Everything a Douglas County, Colorado voter needs in one place: registration, voter ID, absentee and early voting, and your sample ballot. Home to about 394,000 people, Douglas County ranks 6th in population among Colorado's 64 counties. In Colorado, the county clerk and recorder runs elections, mails every active voter a ballot and staffs voter service centers.
Next Election
March 21, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register online or by mail at least 8 days before an election; same-day registration is available in person, but registering early helps you get your ballot by mail.
Why Voting Matters
Every eligible adult in Douglas County, Colorado holds the same power on Election Day: one vote that counts exactly as much as anyone else's. The next election for Douglas County voters is Colorado's 2028 presidential primary, on a date the governor will set no later than March 21, 2028, though a statewide ballot issue could come first on November 2, 2027; local elections can come sooner, so check your local election office. Local work in retail and health care means debates over local businesses directly affect Douglas County families.
Douglas County voters cast about 244,000 ballots for president in 2024, up about 5% from 232,000 in 2020. Compared with the county's roughly 303,000 adult residents, that works out to about 81%, above the statewide rate of about 68%.
Around 58,900 adults here did not vote for president. Some aren't eligible, yet the rest are untapped power: one more voter in every 20 of them would mean about 2,950 extra Douglas County ballots, enough to change the result in many close contests.
Douglas County covers about 840 square miles, with roughly 469 residents per square mile. The county is home to about 6.6% of Colorado's population.
ZIP codes in or partly in Douglas County include 80016, 80104, 80106, 80108, 80109, 80112, 80116 and 80118, plus 11 more. Check that your registration is current, look up your sample ballot, and make a plan to vote. Then ask a friend or family member in Douglas County to do the same.
Voter Assistance Resources
Questions about voting in Douglas County? In Colorado, the county clerk and recorder runs elections, mails every active voter a ballot and staffs voter service centers. For registration, polling places, early voting and absentee ballots, contact the Douglas County clerk and recorder.
Statewide directory, Colorado Secretary of State's county clerk roster:
https://www.coloradosos.gov/pubs/elections/Resources/files/CountyClerkRosterWebsite.pdf
See your sample ballot. Go Vote Colorado:
https://www.coloradosos.gov/voter/pages/pub/home.xhtml
You can also preview a personalized ballot at Vote411.org.
Free, nonpartisan help is available before and on every Election Day: call or text the Election Protection hotline at 866-OUR-VOTE (866-687-8683). Spanish: 888-VE-Y-VOTA (888-839-8682). Asian languages: 888-API-VOTE (888-274-8683).
Voters with disabilities in Douglas County can ask for an accessible voting machine, curbside voting where offered, and help from a person of their choice. If you run into barriers, contact Disability Law Colorado, Colorado's Protection and Advocacy agency, at (303) 722-0300. VoteRiders (844-338-8743) offers free help with voter ID.
Need a ride? Many local transit agencies and ride services offer free or discounted rides to the polls on Election Day, so check what is available before the next election. See our Colorado voter page for statewide options. Details can change, so confirm with the official election office.
Military and overseas voters can get help from the Federal Voting Assistance Program at 1-800-438-VOTE (8683) or fvap.gov.
Sign up to be an election worker
Election workers (often called poll workers) keep voting running smoothly in Douglas County. Most are paid for their time, get free training, and help their neighbors cast their ballots. You can work a full day, a shorter shift, or help before Election Day. County and municipal election offices recruit and train their own workers, and the EAC's Help America Vote page links to yours. Find out how to sign up:
https://www.eac.gov/help-america-vote
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