Steve Santarsiero
Photo: Governor Tom Wolf, CC BY 2.0
DemocratIn office since Nov 2018

Steve Santarsiero

Pennsylvania State Senator, District 10 since 2018. Ran in 8 elections between 2008 and 2022, winning 7. Re-elected in 2026. Next on the ballot in 2030.

Pennsylvania State Senator, District 10Born 1965

In office
7 yrs
Since 2018
Bills became law
0
34 sponsored, 2025–2026 session
Votes missed
0.0%
Chamber median 0.0%
With party
93%
On votes splitting the parties
Last margin
+28.4
Won 2026
Next election
2030
Nov 5, 2030

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

Committees

As of 2026-10.

  • State Government · democratic chair
  • Consumer Protection and Professional Licensure
  • Institutional Sustainability and Innovation
  • Judiciary
  • Rules and Executive Nominations

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

Legislation

2025–2026 session · 34 sponsored · 0 became law
BillIntroCmteSenateHouseLaw
SB 812 An Act amending the act of June 3, 1937 (P.L.1333, No.320), known as the Pennsylvania Election Code, in…
In committee Jul 2025
SB 1446 An Act amending Title 68 (Real and Personal Property) of the Pennsylvania Consolidated Statutes, providing…
Introduced Oct 2026
SB 1399 An Act amending Title 35 (Health and Safety) of the Pennsylvania Consolidated Statutes, in Commonwealth…
Introduced Jun 2026
SB 1157 An Act amending the act of October 18, 1988 (P.L.756, No.108), known as the Hazardous Sites Cleanup Act,…
Introduced Feb 2026
SB 1083 An Act amending Title 58 (Oil and Gas) of the Pennsylvania Consolidated Statutes, in development, further…
Introduced Nov 2025

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

Voting record

2025–2026 session · placement by roll-call votes

Where Santarsiero sits in the Pennsylvania State Senate

Santarsiero is closer to the center than 57% of the chamber's Democrats.

Dem. medianRep. medianSantarsieroMore liberalMore conservative

Closest: Tony Williams, Wayne Fontana, John Kane

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:00 PM ET

With Santarsiero’s party

  • Votes with the chamber's Democrats93%
  • Cosponsorships of the other party's bills24%

Black tick: the average of Democrats in the Pennsylvania State Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

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

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

Career

Offices held, and every time Santarsiero 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+/−
2026Pennsylvania State Senate, District 10WonD+28.4D+10.2+18.2
2022Pennsylvania State Senate, District 10WonD+17.2D+14.6+2.6
2018Pennsylvania State Senate, District 10WonD+5.1——
2016U.S. House, PA-8LostR+8.9——
2014Pennsylvania House of Representatives, District 31WonD+16.0——
2014Pennsylvania House of Representatives, District 31 (primary)Won———
2012Pennsylvania House of Representatives, District 31WonD+15.5——
2010Pennsylvania House of Representatives, District 31WonD+0.6——
2008Pennsylvania House of Representatives, District 31WonD+5.8——

Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Campaign money, 2025–26

Raised
$851.9K
Spent
$859.6K
Cash
$77.7K

Source: Pennsylvania Department of State filings through Oct 19, 2026Updated Nov 1, 2026, 1:41 AM ET

Campaign committees

Open committees can still raise and spend money.

Santarsiero for State Senate
State
Active
SANTARSIERO, STEVEN J
State
Active

Source: Pennsylvania Department of State filings through Oct 19, 2026Updated Nov 1, 2026, 1:41 AM ET

Seats Santarsiero has held

Source: 99chambers results archive

Who Santarsiero has run against

Source: 99chambers results archive; 2026: civicAPI (unofficial)

In the polls

Included in 1 poll; Santarsiero’s best result was 38% (Pennsylvania's 8th District, 2016).

Santarsiero’s polls in the database →

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

How we know Santarsiero

One person, matched across every source we use.

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