RepublicanIn office since Nov 2004

Mark Schoesler

Washington State Senator, District 9 since 2004. Next on the ballot in 2028.

Washington State Senator, District 9

In office
22 yrs
Since 2004
Bills became law
2
14 sponsored, 2025–2026 session
Votes missed
0.4%
Chamber median 0.3%
With party
97%
On votes splitting the parties
Last margin
+31.4
Won 2020
Next election
2028
Nov 7, 2028

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

Committees

As of 2026-10.

  • Legislative Oral History · chair
  • Ways and Means · ranking member
  • Agriculture and Natural Resources
  • Labor and Commerce

Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET

Legislation

2025–2026 session · 14 sponsored · 2 became law
BillIntroCmteSenateHouseLaw
SB 5431 Modifying tax and revenue laws in a manner that is not estimated to affect state or local tax collections.
Became law May 2025
SB 5288 Concerning vacancies on boards of county commissioners.
Became law Apr 2025

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

Voting record

2025–2026 session · placement by roll-call votes

Where Schoesler sits in the Washington State Senate

Schoesler is closer to the center than 21% of the chamber's Republicans.

Dem. medianRep. medianSchoeslerMore liberalMore conservative

Closest: Shelly Short, Drew MacEwen, Phil Fortunato

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:09 PM ET

With Schoesler’s party

  • Votes with the chamber's Republicans97%
  • Cosponsorships of the other party's bills37%

Black tick: the average of Republicans in the Washington State Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Schoesler’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 Schoesler 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
2024Washington State Senate, District 9Won—
2020Washington State Senate, District 9WonR+31.4
2016Washington State Senate, District 9Won—
2012Washington State Senate, District 9Won—
2008Washington State Senate, District 9Won—
2004Washington State Senate, District 9WonR+32.4
2002Washington House of Representatives, District 9-2WonR+63.2
2000Washington House of Representatives, District 9-2WonR+60.6
1998Washington House of Representatives, District 9-2WonR+34.2
1996Washington House of Representatives, District 9-2WonR+34.7
1994Washington House of Representatives, District 9-2Won—
1992Washington House of Representatives, District 9-2WonR+16.6

Source: 99chambers results archive

Seats Schoesler has held

Source: 99chambers results archive

Who Schoesler has run against

  • Jenn Goulet (D) · 2020 general, won
  • Gail L. Rowland (D) · 2004 general, won
  • John Gearhart (L) · 2002 general, won
  • John Gearhart (L) · 2000 general, won
  • Bob Bobincheck (D) · 1998 general, won
  • Robert F. Henager (D) · 1996 general, won

Source: 99chambers results archive

How we know Schoesler

One person, matched across every source we use.

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