How to vote in South Dakota
South Dakota voter registration guide
South Dakota voter registration deadlines
- Register to vote (online): N/A
- Register to vote (by mail): Received 15 days before Election Day
- Register to vote (in person): 15 days before Election Day
Check your South Dakota voter registration status
- If you can't remember if you're registered to vote, or you want to make sure your information is correct, you can check your South Dakota registration using the South Dakota voter registration lookup tool.
- If you're not registered to vote, or you need to update your voter registration information, follow the instructions below.
South Dakota voter registration rules
To register in South Dakota you must:
- be a citizen of the United States
- reside in South Dakota
- be 18 years old by Election Day
- not be currently serving a sentence for a felony conviction which included imprisonment, served or suspended, in an adult penitentiary system
- not have been adjudged mentally incompetent by a court
South Dakota online voter registration
South Dakota does not have online voter registration.
South Dakota by-mail voter registration
- Download and fill out the National Voter Registration Form.
- Box 6 - ID Number: Your SD driver’s license number is requested. If you do not have a valid driver’s license, you must provide the last four digits of your social security number.
- Box 7 - Choice of Party: You must register with a party if you want to take part in that party’s primary election, caucus, or convention.
- Box 8 - Race or Ethnic Group: Leave blank.
- Print, date, and sign the form. If you do not have a printer, you can print the form out at any local library. If you do not have a stamp, you can buy one from any grocery store: just ask the cashier to sell you one.
- Mail your voter registration form to the mailing address below. For faster delivery, send the form directly to your local election office.
- Your voter registration form must be received 15 days before Election Day
South Dakota in-person voter registration
- Contact your local election office to find where to register to vote in person.
- N/A
South Dakota same day registration
South Dakota does not have same day registration.
Registering to vote in South Dakota with a felony conviction
If you have been convicted of a felony and would like to register to vote, please visit Restore Your Vote. They will help you determine your eligibility and guide you through the process.
South Dakota absentee and mail ballot guide
South Dakota absentee ballot overview
Absentee ballots and mail ballots are the same thing, and the process for getting one is straight forward.
- Request your ballot by the deadline
- Receive your in ballot in the mail
- Return your ballot by the deadline
South Dakota absentee deadlines
- Earliest day to apply: January 1
- Request deadline (online): N/A
- Request deadline (by mail): Received 1 day before Election Day
- Request deadline (in person): 1 day before Election Day
- Deadline to return your ballot (by mail): Received by Election Day
- Deadline to return your ballot (in person): Received by Election Day
South Dakota absentee ballot rules
Any registered South Dakota voter can request an absentee ballot and vote by mail.
South Dakota online ballot request
South Dakota does not allow you to request your ballot online.
South Dakota by-mail ballot request
- Download the South Dakota absentee ballot application.
- Fill out all of the required fields.
- Print the application.
- Sign and date your application. This is very important.
- Mail or hand-deliver your completed application directly to your local election office as soon as possible, but no later than the deadline.
- If it’s close to the deadline, call your local election office and see if they will let you submit your application via email or fax.
- The deadline to apply by mail is: Received 1 day before Election Day.
South Dakota in-person ballot request
- Visit your local election office.
- Ask the clerk to give you an absentee ballot application.
- Fill out all of the required fields.
- Sign and date your application.
- The deadline to apply in person is: 1 day before Election Day.
After you receive your ballot
- Carefully read and follow the instructions, and fill out all required fields.
- Sign and date the outside envelope.
- Mail or hand-deliver your ballot to your local election office. You can also hand-deliver your ballot to a state-provided drop box. Please check with your local election office if your county has a drop box. You can use our Find Out Where To Vote tool to find an official drop box.
- If you mail your ballot, it must be received by Election Day.
- If you hand-deliver your ballot, it must be received by Election Day.
- If you miss the deadline – or forget to sign the outside envelope – your vote will not be counted.
South Dakota absentee ballot ID requirements
- ID required when requesting a mail-in ballot: You either need to have your absentee ballot application notarized, include a photocopy of a government-issued photo ID that shows your name and South Dakota address, or send an email to your county auditor with a picture of a your South Dakota driver's license or state ID card, passport or photo ID issued by the Federal Government, a photo tribal ID, or a photo student ID for a South Dakota school.
- ID required when returning a mail-in ballot: The signature on the return envelope will be compared to the signature on your voter registration card to ensure they match. If you forget to sign the return envelope, your ballot might be rejected.
South Dakota early voting guide
South Dakota early voting dates
- Early voting starts: 46 days before Election Day
- Early voting ends: 1 day before Election Day
What to bring
You must show a photo ID at the polls. You can show any ID issued by South Dakota or the Federal Government, a tribal ID, or a student ID card from a South Dakota high school, college, university, or trade school. If you do not have valid ID, you may sign an affidavit and then vote. Your ID can be expired unless it is a student ID.
South Dakota voter ID guide
ID requirements for voting in person
You must show a photo ID at the polls. You can show any ID issued by South Dakota or the Federal Government, a tribal ID, or a student ID card from a South Dakota high school, college, university, or trade school. If you do not have valid ID, you may sign an affidavit and then vote. Your ID can be expired unless it is a student ID.
ID requirements when requesting an absentee or mail ballot
You either need to have your absentee ballot application notarized, include a photocopy of a government-issued photo ID that shows your name and South Dakota address, or send an email to your county auditor with a picture of a your South Dakota driver's license or state ID card, passport or photo ID issued by the Federal Government, a photo tribal ID, or a photo student ID for a South Dakota school.
ID requirements when returning an absentee or mail ballot
The signature on the return envelope will be compared to the signature on your voter registration card to ensure they match. If you forget to sign the return envelope, your ballot might be rejected.
ID requirements to register to vote online
N/A
Local election office
Contact your local election office if you have questions.
Statewide election office
This is the statewide agency that is ultimately responsible for South Dakota elections. You can contact them with questions, but your local election office will probably respond faster.
Secretary of State, Elections Division 500 E. Capitol Pierre, SD 57501‐5070
External resources
- South Dakota voter status lookup
- South Dakota absentee ballot tracker
- South Dakota polling place locator