Kauai County, Hawaii
Kauai County, Hawaii voter information: how to register, check your status, see your sample ballot and contact your local election office. Home to about 73,800 people, Kauai County ranks 4th in population among Hawaii's 5 counties. In Hawaii, county elections divisions handle registration and mail every voter a ballot, working with the state Office of Elections.
Next Election
August 12, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register online or by mail before the deadline for each election; same-day registration is available, including at voter service centers.
Why Voting Matters
In Kauai County, the people who show up to vote decide who represents everyone. The next election for Kauai County voters is Hawaii's state primary on August 12, 2028; local elections can come sooner, so check your local election office. Local work in restaurants and hospitality and retail means debates over tourism and small businesses directly affect Kauai County families.
Kauai County voters cast about 30,100 ballots for president in 2024, down about 10% from 33,500 in 2020. Compared with the county's roughly 58,900 adult residents, that works out to about 51%, above the statewide rate of about 45%.
Put another way, about 28,800 adults in Kauai County sat that election out. Not all of them can vote, but if even 5% of them did, that would be roughly 1,440 more ballots, often more than the margin in races for local councils, school boards, the legislature or Congress.
Kauai County spans about 620 square miles of small towns and countryside, averaging roughly 119 people per square mile. The county is home to about 5.1% of Hawaii's population.
ZIP codes in or partly in Kauai County include 96703, 96705, 96714, 96715, 96716, 96722, 96741 and 96746, plus 9 more. Take two minutes to confirm your registration, preview your ballot with the links on this page, and decide when and how you will vote. Bring a neighbor along.
Voter Assistance Resources
Who runs elections in Kauai County? In Hawaii, county elections divisions handle registration and mail every voter a ballot, working with the state Office of Elections. For registration, polling places, early voting and absentee ballots, contact the Kauai County elections division.
Statewide directory, Hawaii Office of Elections' county election divisions page:
https://elections.hawaii.gov/resources/county-election-divisions/
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 Kauai 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 Hawaii Disability Rights Center, Hawaii's Protection and Advocacy agency, at (800) 882-1057. 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 Hawaii 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 Kauai 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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