Leaving office January 1, 2027.Lost re-election in 2026. This page switches to the former-officeholder layout when the term ends.
RepublicanIn office until January 1, 2027

Mike Oliverio

West Virginia State Senator, District 13 since 1994. Lost re-election in 2026; leaves office in January 2027. Ran in 8 elections between 1992 and 2022, winning 6.

West Virginia State Senator, District 13Born 1963

In office
32 yrs
Since 1994
Bills became law
14
99 sponsored, 2025–2026 session
Votes missed
0.0%
Chamber median 1.3%
With party
61%
On votes splitting the parties
Last margin
−13.7
Lost 2026
Elections
9
1992–2026

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:52 PM ET

Committees

As of 2026-10.

  • Interstate Cooperation · chair
  • Pensions · chair
  • Pensions and Retirement · chair
  • Banking and Insurance
  • Department of Transportation Accountability Legislative Oversight Commission
  • Economic Development
  • Economic Development
  • Education
  • Education
  • Education Accountability
  • Finance
  • Finance
  • Insurance and Public Employees Insurance Agency
  • Technology and Infrastructure
  • Transportation and Infrastructure

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

Legislation

2025–2026 session · 99 sponsored · 14 became law
BillIntroCmteSenateHouseLaw
SB 719 Relating to Municipal Police Officers and Firefighters Retirement System
Public Safety · Became law Jun 2026
SB 4 Relating to crimes against public justice
Public Safety · Became law Jun 2026
SB 950 Relating to mileage and expenses of judges
Courts · Became law Jun 2026
SB 717 Modifying disability and retirement benefits and procedures for municipal police and firefighters
Municipalities · Became law Jun 2026
SB 913 Removing annual report requirement for WV Research Trust Fund
Education (Higher) · Became law Jun 2026

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

Voting record

2025–2026 session · placement by roll-call votes

Where Oliverio sits in the West Virginia State Senate

Oliverio is closer to the center than 91% of the chamber's Republicans.

Dem. medianRep. medianOliverioMore liberalMore conservative

Closest: Tom Takubo, Charles Clements, Bill Hamilton

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:10 PM ET

With Oliverio’s party

  • Votes with the chamber's Republicans61%
  • Cosponsorships of the other party's bills1%

Black tick: the average of Republicans in the West Virginia State Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Oliverio’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.

DateBillOliverioRep. majorityDem. majorityResult
Mar 14, 2026HB 4106: Allowing constitutional carry for 18- to 20-year-oldsYesYesNoPassed 31–3
Mar 14, 2026SB 890: Changing certain school calendar requirements from days or months to hoursNoYesNoPassed 26–8
Mar 14, 2026HB 4951: Requiring MDs and DOs to complete continuing educationYesYesNoPassed 27–6
Mar 13, 2026SB 531: Establishing First Amendment Preservation ActYesYesNoPassed 31–2
Mar 13, 2026SB 641: Relating generally to aboveground storage tanksNoYesNoPassed 25–8

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

Career

Offices held, and every time Oliverio 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.

YearRaceResultMarginSeat+/−
2026West Virginia State Senate, District 13LostD+13.7R+5.7−19.4
2022West Virginia State Senate, District 13WonR+0.6R+5.6−5.0
2018West Virginia State Senate, District 13LostD+4.4R+16.9−21.3
2010U.S. House, WV-1LostD+0.8——
2006West Virginia State Senate, District 13Won———
2002West Virginia State Senate, District 13WonR+59.6——
1998West Virginia State Senate, District 13Won———
1994West Virginia State Senate, District 13Won———
1992West Virginia House of Delegates, District 44WonR+1.0——

Source: 99chambers results archive; 2026: West Virginia Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Seats Oliverio has held

Source: 99chambers results archive

Who Oliverio has run against

Source: 99chambers results archive; 2026: West Virginia Secretary of State (unofficial)

In the polls

Included in 2 polls; Oliverio’s best result was 42% (West Virginia's 1st District, 2010).

Oliverio’s polls in the database →

Source: Polls: The New York Times and Wikipedia poll lists

How we know Oliverio

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:52 PM ET