South Dakota Senate
Source: sdlegislature.gov
Government Structure
The South Dakota government structure is a classic example of the democratic republic model in action. The State’s governance is divided into three branches: the executive branch, led by the Governor; the judicial branch, headed by the South Dakota Supreme Court; and the legislative branch, comprising the State Senate and the House of Representatives. This separation of powers ensures a balanced and effective method of governance.
State Legislature Overview
The South Dakota State Legislature serves as the lawmaking body for the State. It is a bicameral institution, consisting of two houses: the Senate and the House of Representatives. Each house plays a pivotal role in shaping the laws and policies of South Dakota, ensuring that the needs and interests of all South Dakotans are represented.
State Senate
The South Dakota State Senate is composed of 35 members, each elected from single-member districts across the State. Senators serve for two-year terms, and there are no term limits. The Senate is tasked with scrutinizing and voting on bills passed from the House of Representatives. Its role is vital in maintaining checks and balances within the legislative process.
State House of Representatives
The South Dakota House of Representatives, on the other hand, is larger in size, with 70 members, also elected from single-member districts. The House is primarily responsible for initiating legislation. After a bill is passed in the House, it is then sent to the Senate for review and approval. Like the Senate, members of the House serve two-year terms with no term limits.
Civic Engagement
Civic engagement is a cornerstone of democracy in South Dakota. Citizens are encouraged to participate in the lawmaking process by voicing their opinions, attending legislative sessions, and directly communicating with their elected representatives. This level of citizen involvement ensures that the legislative process remains transparent and accountable.
Importance of Legislative Sessions
Legislative sessions are critical periods in which lawmakers meet to discuss, debate, and vote on proposed legislation. These sessions offer a window into the legislative process, allowing citizens to witness firsthand how their elected representatives shape the laws and policies of the State.
Accessing Legislative Sessions
South Dakota’s commitment to transparency extends to the accessibility of its legislative sessions. Most sessions are open to the public and many are broadcast online. This allows citizens to keep informed about the proceedings, even if they cannot physically attend the sessions.
How to Participate
Participation in the legislative process goes beyond merely voting in elections. Citizens can attend public hearings, engage in peaceful protests, write to their representatives, or even testify in committee meetings. These actions allow South Dakotans to have a direct influence on the creation of legislation that affects their lives.
Statewide Impact
The decisions made by the South Dakota State Legislature have a considerable impact on the entire State. From education and healthcare to infrastructure and the environment, the laws and policies enacted by the Legislature touch every aspect of life in South Dakota.
Key Policy Areas
Some of the key policy areas that the South Dakota State Legislature focuses on include economic development, education, healthcare, and agriculture. The Legislature also plays a crucial role in managing the State’s budget, ensuring that public funds are allocated responsibly and effectively.
Conclusion
The South Dakota State Legislature is a dynamic institution that plays a crucial role in shaping the future of the State. Through its commitment to transparency, citizen engagement, and thoughtful legislation, it serves as a model of effective governance. It is a testament to the power of democratic principles and a reflection of the State’s commitment to the welfare of its citizens.
South Dakota State Senate
View All →Upcoming South Dakota State Senate Races
View All →State Senate · District 1
Nov 3, 2026
IncumbentMichael Rohl Republican
State Senate · District 1

General election
November 3, 2026
incumbent senator
- Democrat Nominee TBD
Republican primary
In progress
incumbent senator
State Senate · District 2
Nov 3, 2026
IncumbentSteve Kolbeck Republican
State Senate · District 2

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
state representative from this district (2023–present)
state representative from this district (2023–present)
State Senate · District 3
Nov 3, 2026
IncumbentCarl Perry Republican
State Senate · District 3
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
candidate for this district in 2024
State Senate · District 4
Nov 3, 2026
IncumbentStephanie Sauder Republican
State Senate · District 4

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
former senator from this district (2011–2015)
State Senate · District 5
Nov 3, 2026
IncumbentGlen Vilhauer Republican
State Senate · District 5
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
state representative from this district (2025–present)
State Senate · District 6
Nov 3, 2026
IncumbentErnie Otten Republican
State Senate · District 6

General election
November 3, 2026
incumbent senator
- Democrat Nominee TBD
Republican primary
In progress
incumbent senator
State Senate · District 7
Nov 3, 2026
IncumbentTim Reed Republican
State Senate · District 7

State Senate · District 8
Nov 3, 2026
IncumbentCasey Crabtree Republican
State Senate · District 8

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
State Senate · District 9
Nov 3, 2026
IncumbentJoy Hohn Republican
State Senate · District 9
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
candidate for state representative from this district in 2024
incumbent senator
State Senate · District 10
Nov 3, 2026
IncumbentLiz Larson Democratic
State Senate · District 10
General election
November 3, 2026
incumbent senator
(initial candidacy successfully challenged, but successfully petitioned again)
Democratic primary
In progress
incumbent senator
Republican primary
In progress
(initial candidacy successfully challenged, but successfully petitioned again)
State Senate · District 11
Nov 3, 2026
IncumbentChris Karr Republican
State Senate · District 11

General election
November 3, 2026
nominee for state representative from this district in 2024 and nominee for Treasurer in 2018
- Republican Nominee TBD
Democratic primary
In progress
nominee for state representative from this district in 2024 and nominee for Treasurer in 2018
Republican primary
incumbent senator
attorney
State Senate · District 12
Nov 3, 2026
IncumbentArch Beal Republican
State Senate · District 12

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
Koenders, executive director of the state Board of Pharmacy
State Senate · District 13
Nov 3, 2026
IncumbentSue Peterson Republican
State Senate · District 13

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
State Senate · District 14
Nov 3, 2026
IncumbentLarry Zikmund Republican
State Senate · District 14

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
former state representative from this district (2011–2013)
State Senate · District 15
Nov 3, 2026
IncumbentJamie Smith Democratic
Nominee · UnopposedErik Muckey Democrat
State Senate · District 15


General election
November 3, 2026
state representative from this district (2025–present)
- Republican Nominee TBD
Democratic primary
In progress
state representative from this district (2025–present)
State Senate · District 16
Nov 3, 2026
IncumbentKevin Jensen Republican
Nominee · UnopposedKevin D. Jensen Republican
State Senate · District 16


General election
November 3, 2026
incumbent senator
- Democrat Nominee TBD
Republican primary
In progress
incumbent senator
State Senate · District 17
Nov 3, 2026
IncumbentSydney Davis Republican
State Senate · District 17

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
State Senate · District 18
Nov 3, 2026
IncumbentLauren Nelson Republican
State Senate · District 18

General election
November 3, 2026
- Republican Nominee TBD
Democratic primary
In progress
Republican primary
former senator from this district (2021–2025)
incumbent senator
State Senate · District 19
Nov 3, 2026
IncumbentKyle Schoenfish Republican
State Senate · District 19

General election
November 3, 2026
nominee for this district in 2022 and 2016
- Republican Nominee TBD
Democratic primary
In progress
nominee for this district in 2022 and 2016
Republican primary
incumbent senator
State Senate · District 20
Nov 3, 2026
IncumbentPaul Miskimins Republican
State Senate · District 20

General election
November 3, 2026
incumbent senator
- Democrat Nominee TBD
Republican primary
In progress
incumbent senator
State Senate · District 21
Nov 3, 2026
IncumbentMyKala Voita Republican
State Senate · District 21
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
former senator from this district (2021–2025)
incumbent senator
State Senate · District 22
Nov 3, 2026
IncumbentBrandon Wipf Republican
State Senate · District 22

General election
November 3, 2026
incumbent senator
- Democrat Nominee TBD
Republican primary
In progress
incumbent senator
State Senate · District 23
Nov 3, 2026
IncumbentMark Lapka Republican
State Senate · District 23
General election
November 3, 2026
incumbent senator
- Democrat Nominee TBD
Republican primary
In progress
incumbent senator
State Senate · District 24
Nov 3, 2026
IncumbentJim Mehlhaff Republican
State Senate · District 24

General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
State Senate · District 25
Nov 3, 2026
IncumbentTom Pischke Republican
State Senate · District 25
General election
November 3, 2026
incumbent senator
- Democrat Nominee TBD
Republican primary
In progress
incumbent senator
State Senate · District 26
Nov 3, 2026
IncumbentTamara Grove Republican
State Senate · District 26
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Democratic primary
candidate for state representative from District 26A in 2018
former senator from this district (2023–2025)
Republican primary
state representative from District 26B (2018–present)
incumbent senator
State Senate · District 27
Nov 3, 2026
IncumbentRed Dawn Foster Democratic
State Senate · District 27

General election
November 3, 2026
principal of Little Wound School
nominee for this district in 2024
Democratic primary
In progress
principal of Little Wound School
Republican primary
In progress
nominee for this district in 2024
State Senate · District 28
Nov 3, 2026
IncumbentSam Marty Republican
State Senate · District 28
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
former senator from this district (2007–2015, 2017–2025)
State Senate · District 29
Nov 3, 2026
IncumbentJohn Carley Republican
State Senate · District 29
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
U.S. Army veteran and pastor
State Senate · District 30
Nov 3, 2026
IncumbentAmber Hulse Republican
State Senate · District 30
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
former senator from this district (2021–2023, 2023–2025)
State Senate · District 31
Nov 3, 2026
IncumbentRandy Deibert Republican
State Senate · District 31
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
former state representative from this district
incumbent senator
State Senate · District 32
Nov 3, 2026
IncumbentHelene Duhamel Republican
State Senate · District 32

General election
November 3, 2026
archaeologist
- Republican Nominee TBD
Democratic primary
In progress
archaeologist
Republican primary
incumbent senator
independent candidate for this district in 2024
State Senate · District 33
Nov 3, 2026
IncumbentCurt Voight Republican
State Senate · District 33

General election
November 3, 2026
- Republican Nominee TBD
Democratic primary
In progress
Republican primary
incumbent senator
former senator from this district (2021–2025)
State Senate · District 34
Nov 3, 2026
IncumbentTaffy Howard Republican
State Senate · District 34
General election
November 3, 2026
nominee for the 32nd district in 2020
- Republican Nominee TBD
Democratic primary
In progress
nominee for the 32nd district in 2020
Republican primary
candidate for this district in 2024
incumbent senator
State Senate · District 35
Nov 3, 2026
IncumbentGreg Blanc Republican
State Senate · District 35
General election
November 3, 2026
- Democrat Nominee TBD
- Republican Nominee TBD
Republican primary
incumbent senator
No races match those filters.
View MoreSenate Bills
View All →- SB 78Mar 30, 2026revise the General Appropriations Act for fiscal year 2026.Signed by the Governor on 2026-03-30 S.J. 548
- SB 42Mar 30, 2026enhance the penalties for ingestion, possession with intent to deliver, and delivery of a controlled substance in a state correctional facility.Signed by the Governor on 2026-03-30 S.J. 548
- SB 74Mar 30, 2026transfer moneys to the general fund from the budget reserve fund and the general revenue replacement fund, and to declare an emergency.Signed by the Governor on 2026-03-30 S.J. 548
- SB 96Mar 30, 2026authorize the imposition of a county option gross receipts tax to reduce owner-occupied property taxes.Signed by the Governor on 2026-03-30 S.J. 548
- SB 121Mar 30, 2026transfer moneys and make an appropriation for the replacement of the Richmond Lake dam and spillway and to declare an emergency.Signed by the Governor on 2026-03-30
- SB 39Mar 30, 2026revise provisions relating to industrial hemp.Signed by the Governor on 2026-03-30 S.J. 548
- SB 135Mar 30, 2026protect residents from increased utility costs and utility shortages caused by data centers and clarify authority to regulate data centers.Signed by the Governor on 2026-03-30 S.J. 549
- SB 131Mar 30, 2026revise the season in which a nonprofit organization may host a special pheasant hunt for disabled veterans and Purple Heart recipients.Signed by the Governor on 2026-03-30 S.J. 550
- SB 214Mar 30, 2026amend provisions pertaining to the publication of the statewide voter registration file.Signed by the Governor on 2026-03-30 S.J. 550
- SB 204Mar 30, 2026revise certain criteria for loans from the South Dakota housing infrastructure fund.Signed by the Governor on 2026-03-30 S.J. 549
- SB 37Mar 30, 2026make appropriations for water and environmental purposes and to declare an emergency.Signed by the Governor on 2026-03-30 S.J. 549
- SB 175Mar 30, 2026require that an individual provide proof of citizenship when registering to vote and to declare an emergency.Signed by the Governor on 2026-03-30 S.J. 550
