Doña Ana County, New Mexico
Everything a Doña Ana County, New Mexico voter needs in one place: registration, voter ID, absentee and early voting, and your sample ballot. Home to about 229,000 people, Doña Ana County ranks 2nd in population among New Mexico's 33 counties. In New Mexico, the county clerk handles registration, absentee ballots and voting locations.
Next Election
June 6, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register online or by mail at least 28 days before an election; same-day registration is available in person.
Why Voting Matters
Why does voting matter in Doña Ana County? Because every eligible voter here has exactly the same power at the ballot box: one vote. The next election for Doña Ana County voters is New Mexico's statewide primary on June 6, 2028, unless state lawmakers change the date; local elections can come sooner, so check your local election office. Many Doña Ana County jobs are in health care and retail, so decisions about health care costs and local businesses hit close to home.
In the 2024 presidential election, about 85,400 ballots were cast in Doña Ana County, up about 3% from 82,600 in 2020. With roughly 176,000 adults living in the county, that is around 49% of adult residents, below the statewide rate of about 55%.
Put another way, about 90,600 adults in Doña Ana County sat that election out. Not all of them can vote, but if even 5% of them did, that would be roughly 4,530 more ballots, often more than the margin in races for local councils, school boards, the legislature or Congress.
With about 60 residents per square mile over 3,808 square miles, Doña Ana County is a place where neighbors often know their local officials. About 11% of all New Mexico residents live here.
ZIP codes in or partly in Doña Ana County include 87936, 87937, 87940, 87941, 88001, 88002, 88003 and 88004, plus 21 more. Confirm your registration, read through your sample ballot before Election Day, and choose whether you will vote early, by mail or in person. Invite someone you know in Doña Ana County to join you.
Voter Assistance Resources
Who runs elections in Doña Ana County? In New Mexico, the county clerk handles registration, absentee ballots and voting locations. For registration, polling places, early voting and absentee ballots, contact the Doña Ana County clerk.
Statewide directory, New Mexico Secretary of State's county clerk information:
https://www.sos.nm.gov/voting-and-elections/voter-information-portal-nmvote-org/county-clerk-information/
See your sample ballot. New Mexico Voter Services portal, which shows your sample ballot:
https://voterportal.servis.sos.state.nm.us/
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 Doña Ana 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 Rights New Mexico, New Mexico's Protection and Advocacy agency, at (800) 432-4682. 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 New Mexico 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 Doña Ana 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
Take the Next Step
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