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

Peter Oberacker

New York State Senator, District 51 since 2020. Did not run for re-election in 2026; leaves office in January 2027. Lost the 2026 race for New York's 19th District.

New York State Senator, District 51Born 1963

Official website Wikipedia FEC filings

In office: 6 yrs; Since 2020
Bills became law: 12; 93 sponsored, 2025–2026 session
Votes missed: 8.8%; Chamber median 1.3%
With party: 85%; On votes splitting the parties
Last margin: −14.6; Lost 2026

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

Committees

As of 2026-10.

Alcoholism and Substance Use Disorders · ranking member
Transportation · ranking republican member
Agriculture
Finance
Higher Education
Labor

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

Legislation

2025–2026 session · 93 sponsored · 12 became law

BillIntroCmteSenateHouseLaw

S 6834 Authorizes an occupancy tax in the city of Oneonta
Became law Aug 2026

S 7820 Authorizes the town of Gardiner to impose a hotel and motel tax
Became law Aug 2026

S 10528 Relates to a license to sell liquor at retail for consumption on certain premises
Became law Jul 2026

S 2110 Dedicates a portion of the state highway system to Trooper Jill E. Mattice
Became law Sep 2025

S 3625 Extends the authorization for additional sales and use tax for Schoharie county
Became law Aug 2025

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

Voting record

2025–2026 session · placement by roll-call votes

Where Oberacker sits in the New York State Senate

Oberacker is closer to the center than 41% of the chamber's Republicans.

Closest: Jim Tedisco, Pam Helming, Steve Chan

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:58 PM ET

With Oberacker’s party

Votes with the chamber's Republicans85%
Cosponsorships of the other party's bills86%

Black tick: the average of Republicans in the New York State Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

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

Date	Bill	Oberacker	Rep. majority	Dem. majority	Result
Jun 2, 2026	A 1962: Enacts "Francesco's law"; repealer	No	No	Yes	Passed 41–20
Apr 21, 2026	A 2657: Establishes the electric landscaping equipment rebate program; provides for the repeal of…	Yes	Yes	Yes	Passed 52–10
Feb 11, 2026	S 9155: Relates to the location of retail adult-use dispensaries in proximity to schools and…	Yes	No	Yes	Passed 35–24
Feb 5, 2026	S 8812: Relates to the effectiveness of provisions of law relating to the provision of gas service…	No	No	Yes	Passed 34–25
Feb 4, 2026	A 9515: Relates to requirements for the provision of medication for medical aid in dying	No	No	Yes	Passed 34–28

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

Career

Offices held, and every time Oberacker was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.

202020212022202320242025202620272028New York State Senate, District 51

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	+/−
2026	New York's 19th District	Lost	D+14.6	D+1.8	−12.8
2024	New York State Senate, District 51	Won	R+18.7	—	—
2022	New York State Senate, District 51	Won	R+26.3	—	—
2020	New York State Senate, District 51	Won	R+10.8	—	—