Leaving office January 1, 2027.Did not run for re-election in 2026. This page switches to the former-officeholder layout when the term ends.
RepublicanIn office until January 1, 2027

Arch Beal

South Dakota State Senator, District 12 since 2022. Did not run for re-election in 2026; leaves office in January 2027.

South Dakota State Senator, District 12

In office
3 yrs
Since 2022
Bills became law
1
1 sponsored, 2025–2026 session
Votes missed
52.7%
Chamber median 0.8%
With party
87%
On votes splitting the parties
Last margin
+11.4
Won 2024

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET

Legislation

2025–2026 session · 1 sponsored · 1 became law
BillIntroCmteSenateHouseLaw
HB 1071 modify practice criteria for physician assistants.
Administrative Procedure · Became law Mar 2025

Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET

Voting record

2025–2026 session · placement by roll-call votes

Where Beal sits in the South Dakota State Senate

Beal is closer to the center than 45% of the chamber's Republicans.

Dem. medianRep. medianBealMore liberalMore conservative

Closest: Carl Perry, Amber Hulse, Red Dawn Foster

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:01 PM ET

With Beal’s party

  • Votes with the chamber's Republicans87%

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: Beal’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.

Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls

Career

Offices held, and every time Beal 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.

YearRaceResultMargin
2024South Dakota State Senate, District 12WonR+11.4
2022South Dakota State Senate, District 12WonR+7.8
2020South Dakota House of Representatives, District 12WonD+6.6
2018South Dakota House of Representatives, District 12WonR+0.2
2016South Dakota House of Representatives, District 12WonD+5.3
2014South Dakota House of Representatives, District 12WonR+2.4

Source: 99chambers results archive

Seats Beal has held

Source: 99chambers results archive

Who Beal has run against

  • Clay Hoffman (D) · 2024 general, won
  • Jessica Meyers (D) · 2022 general, won
  • Greg Jamison (R) · 2020 general, won
  • Manny Steele (R) · 2018 general, won
  • Greg Jamison (R) · 2016 general, won
  • Alex Jensen (R) · 2014 general, won

Source: 99chambers results archive

How we know Beal

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET