The Ballot Brief
Lincoln County, South Dakota

South Dakota Senate District 13

One candidate is tracked for South Dakota Senate District 13 on the November 3, 2026 ballot: Sue Peterson. Candidate information follows official Lincoln County election filings; verify with the official election office linked below.

About this race

Sue Peterson (Republican) is the only candidate on the November 3, 2026 ballot for South Dakota Senate District 13; unopposed candidates still appear on South Dakota ballots, so the race is on the ballot but is not contested. Sue Peterson is the sitting member, per the Legislature's 2026 session roster. Party nominees were chosen at the June 2, 2026 primary, per the South Dakota Secretary of State's 2026 general-election candidate list.

What this office does

State legislator. State legislators write and vote on state laws and the state budget, which fund schools, roads, prisons, universities and health programs, and set the rules for local governments and elections. Each member represents one district and serves on committees that shape bills before a floor vote. Terms are two years in most state houses and four in most state senates.

This race. Elected by district: only voters who live in the district see this race on their ballot. The sitting officeholder, Sue Peterson, is on the ballot. One name is on the ballot for this seat.

South Dakota › Lincoln County › South Dakota Senate District 13

Sue Peterson

Republican Incumbent

Top priorities
  • Expand education access, including in-state scholarship opportunities for South Dakota students
  • Support veterans, including funding for a state veterans cemetery in Sioux Falls
  • Support Second Amendment rights and pro-life policies

Per the campaign site.

Biography

Sue Peterson is the incumbent state senator for South Dakota Senate District 13, per the South Dakota Legislature's official roster. She is a retired banker and track coach who previously served as a state representative and as South Dakota's first lady, per her campaign site.

Campaign site (opens in a new tab)
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Voting info and more

Voting info and more
Questions about this race

Who is running for South Dakota Senate District 13 in 2026?

One candidate is tracked for South Dakota Senate District 13 on the November 3, 2026 ballot: Sue Peterson. Candidate information follows official Lincoln County election filings; verify with the official election office linked below.

When is the South Dakota Senate District 13 election in South Dakota?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for South Dakota are on the South Dakota election hub at theballotbrief.com.

How do I see my exact Lincoln County ballot?

Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.

Verify this race

Candidate roster from official Lincoln County and state election office filings, last verified September 27, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official South Dakota election office, or see the full Lincoln County sample ballot and your exact ballot by address.

The rest of your Lincoln County ballot

14 tracked races in Lincoln County, South Dakota. Landed here from another county's search? Look up your own ballot below.

Also on your ballot
South Dakota House District 6South Dakota House District 12South Dakota House District 13See all 14 Lincoln County races
Candidate profiles
Sue Peterson, full profileOfficial South Dakota election office