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Pennsylvania District 8

Lean DLikely flip · R → D
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Republicans hold this seat today (current holder); Democrats are favored: 65 in 100 that it changes hands.

Paige Cognetti
Democratic
65 in 100
50–50chance of winning, out of 100
Rob Bresnahan
Republican · incumbent
35 in 100

Paige Cognetti wins in 65 of 100 simulations.

The polling average has Paige Cognetti +4.5 across 1 poll; partisan lean, the national environment and incumbency point to Rob Bresnahan +1.9. Polls get 52% of the weight 15 days out.

Where the result could land

Every simulated outcome, grouped in 2-point steps. Projected margin Cognetti +1.4; 80 in 100 fall between Bresnahan +3.5 and Cognetti +6.4.

Bresnahan +30Bresnahan +20Bresnahan +10Cognetti +10Cognetti +20Cognetti +30Tie

The candidates

Rob BresnahanIncumbent
Republican · American politician (born 1990)

Robert Paul Bresnahan Jr. is an American politician and businessman serving as the United States representative for Pennsylvania's 8th congressional district since 2025. He is a member of the Republican Party. Wikipedia

Raised
$6.2M
Cash on hand
$909K
Through 2026-09-30
Official website ↗
Paige Cognetti
Democratic · American politician

Paige Cognetti is an American politician serving since 2020 as mayor of Scranton, Pennsylvania. She is the first woman to be mayor of the city and won her seat in a special election. A member of the Democratic Party, she ran her first Scranton mayoral campaign as an independent. Wikipedia

Raised
$7.1M
Cash on hand
$950K
Through 2026-09-30

Ballot list and short bios from Wikipedia (CC BY-SA); websites from Wikidata; fundraising from the FEC (cycle-to-date, latest report).

What if this race flips? Try it in the map builder →

Polls

The polling average stands at Cognetti +4.5 across 1 poll testing Paige Cognetti against Rob Bresnahan.

Cognetti +2.5 since Jun 23, 2026
Bresnahan +10Bresnahan +5EvenCognetti +5Cognetti +10Jul 1Aug 1Sep 1Oct 1

Line: weighted average after adjustments; band: 95% range of the average; dots: individual polls after adjustments.

PollsterDatesSampleResultAdjustedWeight
Lake Research PartnersC · DEM sponsor
for House Majority PAC
Jun 18–Jun 23400 LVCognetti +2.0Cognetti +4.50.06

Chance of winning over time

How this race’s odds have moved as polls and the national environment changed.

Cognetti +33 over the past 3 months
020406080100Aug 1Sep 1Oct 1

Out of 100. Today: Cognetti 65, Bresnahan 35.

What’s driving the forecast

The model blends each estimate by how much to trust it right now. Polls get 52% of the weight, 15 days out.

Polling average (after adjustments)Cognetti +4.5±7.8 sampling range; effective 1 polls
Partisan lean (Cook PVI, 2026 lines) R+4.0roughly 8 points of margin vs. the nation
National environment D+9.6generic ballot + presidential approval
IncumbencyBresnahan +3.6incumbent’s side
Fundamentals estimateBresnahan +1.9±6 typical error
Expert ratings (average)—used only in the “+ Expert ratings” version
ForecastCognetti +1.4±4.0 standard deviation, including 2.3 for movement before Election Day

All three versions

  • Polls only: Paige Cognetti 80 in 100 (Likely D)
  • Polls + fundamentals: Paige Cognetti 65 in 100 (Lean D)
  • Polls + fundamentals + experts: Paige Cognetti 65 in 100 (Lean D)

Rules and notes

  • Incumbent renominated

House races, closest first · this is #13 of 421