Tom Pischke
South Dakota State Senator, District 25 since 2022. Did not run for re-election in 2026; leaves office in January 2027. Ran in 5 elections between 2016 and 2024, winning 5.
- In office
- 3 yrs
- Since 2022
- Bills became law
- 59
- 154 sponsored, 2025–2026 session
- Votes missed
- 1.6%
- Chamber median 0.8%
- With party
- 90%
- On votes splitting the parties
- Last margin
- +45.4
- Won 2024
- Elections
- 5
- 2016–2024
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET
Committees
As of 2026-10.
- Agriculture and Natural Resources · chair
- Bonding
- Executive Board
- Judiciary
- Legislative Procedure
- Legislative Procedure
- State Affairs
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Administrative Procedure · Became law Mar 2026
Civil Procedure · Became law Mar 2026
Election Verification · Became law Mar 2026
Game, Fish, Parks and Forestry · Became law Mar 2026
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Pischke sits in the South Dakota State Senate
Pischke is closer to the center than 9% of the chamber's Republicans.
Closest: Greg Blanc, Sam Marty, MyKala Voita
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:01 PM ET
With Pischke’s party
- Votes with the chamber's Republicans90%
Black tick: the average of Republicans in the South Dakota State Senate.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Pischke’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.
| Date | Bill | Pischke | Rep. majority | Dem. majority | Result |
|---|---|---|---|---|---|
| Mar 9, 2026 | HB 1082: establish parameters for the reimbursement of school districts that provide free or… | Yes | Yes | Yes | Passed 20–14 |
| Mar 5, 2026 | HB 1245: authorize municipalities to establish a local funding mechanism for capital improvement… | No | Yes | Yes | Passed 19–15 |
| Mar 5, 2026 | HB 1138: require the licensure of non-medical home care agencies, and to provide a penalty therefor. | No | Yes | Yes | Passed 20–14 |
| Mar 4, 2026 | HB 1263: eliminate an exclusion from the definition of an agricultural equipment dealer. | Yes | Yes | No | Passed 28–6 |
| Mar 3, 2026 | HB 1313: require education in prenatal human growth and development. | Yes | Yes | No | Passed 31–3 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Pischke was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.
Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Elections
Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.
| Year | Race | Result | Margin | Seat | +/− |
|---|---|---|---|---|---|
| 2024 | South Dakota State Senate, District 25 | Won | R+45.4 | R+40.3 | +5.1 |
| 2022 | South Dakota State Senate, District 25 | Won | — | R+33.4 | — |
| 2020 | South Dakota House of Representatives, District 25 | Won | D+0.2 | — | — |
| 2018 | South Dakota House of Representatives, District 25 | Won | D+3.8 | — | — |
| 2016 | South Dakota House of Representatives, District 25 | Won | R+4.7 | — | — |
Source: 99chambers results archive
Seats Pischke has held
- South Dakota State Senate, District 25 · since 2022
- South Dakota House of Representatives, District 25 · 2016–2022
Source: 99chambers results archive
Who Pischke has run against
- Brian Wirth (D) · 2024 election, won
- Jon Hansen (R) · 2020 election, won
- Dan Ahlers (D) · 2016 election, won
Source: 99chambers results archive
How we know Pischke
One person, matched across every source we use.
- Open States ocd-person/f6b50a35-18e6-4e0c-bdd9-071f4a99bbed
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET