Skip to main content
Non‑Partisan◆Verified◆Transparent
The Truth Hub
HomeFederalStatesSearchFind My BallotAbout
The Truth Hub

Truthful, non-partisan election information for every American. Verified data, transparent sources.

Est. 2026

About

  • About Us
  • Methodology
  • Data Sources

Elections

  • Federal Elections
  • State Elections
  • Search All

Legal

  • Privacy Policy
  • Terms of Use
  • Accessibility

The Truth Hub operates the National Elections Information Hub — the definitive national public utility providing truthful, non-biased, primary-source-based information on every federal, state, and local election in the United States.

The Truth Hub is a California Nonprofit Public Benefit Corporation (501(c)(3) status in process) | All content is strictly nonpartisan and educational. Learn more

© 2026 The Truth Hub — Independent, non-partisan election information.

Data from government records & verified public sources.

  1. Home
  2. States
  3. South Dakota
  4. 2026 South Dakota State Senate General
stateupcominggeneral

2026 South Dakota State Senate General

Election Date:November 3, 2026Register by:October 24, 2026
Current holder:John Thune(Republican)

The 2026 South Dakota State Senate General Election will be held on November 3, 2026, to elect members of the South Dakota State Senate. This election will determine partisan control of the state senate, with all 35 seats up for election in a general election following the primary.

About This Race

The 2026 South Dakota State Senate General Election will be held on November 3, 2026, to elect members of the South Dakota State Senate. This election will determine partisan control of the state senate, with all 35 seats up for election in a general election following the primary.

Candidates

Important Dates

Election Date
November 3, 2026
Registration Deadline
October 24, 2026
Early Voting Starts
September 21, 2026
Early Voting Ends
November 2, 2026

How to Vote

To vote in South Dakota, residents must register by October 24, 2026, either online via the Secretary of State's website, by mail, or in person at their county auditor's office. Early voting begins September 21, 2026, and runs through November 2, 2026, at designated county locations. On Election Day, polls are open from 7:00 AM to 7:00 PM CT, and voters must present a valid photo ID such as a South Dakota driver's license, passport, or tribal ID.

JT
Incumbent
Republican

John Thune

South Dakota State Senator

Biography

John Thune is a incumbent Republican state senator representing District 15, serving since 2020. He is running for re-election to continue his work on agricultural policy, tax reform, and rural healthcare access in eastern South Dakota.

Campaign Website
EJ
Democratic

Emily Johnson

South Dakota State Senator

Biography

Emily Johnson is a Democratic candidate and former school board member from Sioux Falls, running to flip District 15 by advocating for increased public school funding, Medicaid expansion, and bipartisan solutions to water quality issues.

Campaign Website

Updated 2 days ago

federalVERIFIED

Texas U.S. Senate Primary Election Results - The New York Times

Texas U.S. Senate Primary Election Results  The New York Times

Read article
The New York Times 11 days ago