Pennsylvania GOP Loses 5,372 Registered Voters
Republican registration has dropped since January 5 while Democrats gained 70,889 voters over the same period.
Updated on Nov. 3, 2026 in Political Parties
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The Pennsylvania Republican Party has a net loss of 5,372 registered voters since January 5, 2026, according to Department of State records. The Pennsylvania Democratic Party gained 70,889 registered voters over the same period.
Why it matters
The shifts reflect changing party affiliation across the state ahead of the November 3 midterm election, with Independent and third-party registrations gaining 64,707 voters. Changes in registration can signal shifting voter alignment that parties track closely.
The records track monthly registration changes by county, with nearly 42,000 Republicans moving to an other-party designation and nearly 24,000 switching to Democrat. Causes for the movement and whether it persists beyond the midterm election remain unclear.
The players
Pennsylvania Department of State
The state agency that maintains official voter registration records and publishes registration data for Pennsylvania's elections.
Pennsylvania Republican Party
The state affiliate of the Republican Party, one of the two major parties competing for Pennsylvania voters and offices.
Pennsylvania Democratic Party
The state affiliate of the Democratic Party, which gained the most registered voters in Pennsylvania during the tracked period.
The details
Registration changes were tracked across Pennsylvania counties including Philadelphia, Montgomery, Bucks, Chester, and Allegheny. Nearly 22,000 Democrats moved to Republican, while nearly 17,000 Democrats moved to an other-party designation, and Philadelphia saw more than 10,000 Democrats move to Independent or third-party status in 2026.
Timeline
January 5, 2026: Start of the tracked registration change period.
September 2026: Republican Party lost more than 10,000 registered voters.
October 2026: Democratic Party added nearly 17,000 voters.
November 3, 2026: Midterm election held in Pennsylvania.
Political Context
The Pennsylvania Department of State's monthly registration reports provide the official baseline for tracking party affiliation changes across the state's counties. This 2026 data extends that record into a midterm cycle in which Democrats have gained substantially more registrants than Republicans.
Registration changes shape which candidates and parties campaign hardest in each county before the November 3 midterm. Voters who change affiliation may see different primary ballot options and party-specific mailings in the coming election cycle.
The takeaway
Party registration is a measurable signal of voter alignment, and Pennsylvania's recent figures show Democrats gaining ground while Republicans lose registrants. Readers tracking the midterm can use county-level registration data to see where those shifts are concentrated.
Further reading
For more on how party affiliation is shifting across the state, explore Political Parties coverage in Pennsylvania.
Source note: This article includes information reported by ABC27.
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