Discovery Insights Elections Candidates Calendar

ActiveGeneral Election

Which Party wins the 2026 Pennsylvania District 1 US House Election?

Nov 7, 2026, 6:59am GMT+2, in 172 daysLast updated: May 19, 2026, 9:38 AM UTC

PA-01 House winner?

$5.3K

NOV 7, 2026

General Election

Voters choose the office holder.

D. Party

53.0%

R. Party

48.0%

Trade now

OddsCurrent Odds

Track how candidate odds have moved across common market windows.

Total volume

$5.3K

24h volume

$141

D. Party53%

R. Party48%

Loading chart data...

source: Kalshi

Upcoming Events

May

TUE 19

Pennsylvania 2026 primary

November

TUE 3

Pennsylvania 2026 general election

Latest Insights

Democratic Party

9%24H47%

That tops the previous high of 38% for the Democratic Party in "PA-01 House winner?"

11d

Democratic Party

12%24H50%

The Democratic Party’s odds in "PA-01 House winner?" are now 50%, above the previous high of 38%.

22d

News

AINews Summary

Bob Harvie has won the Democratic nomination in Pennsylvania’s 1st Congressional District and will face Republican Rep. Brian Fitzpatrick. Gov. Josh Shapiro backed Harvie, and earlier reporting said Harvie had strong local party support and a fundraising lead. The district is now set for a general-election contest in Bucks County and part of Montgomery County. Harvie’s nomination gives Democrats a clear challenger, but Fitzpatrick remains the incumbent. The endorsement and fundraising edge may modestly strengthen Democratic interest, though the race is still likely to be competitive.

Articles

UNU.S. News & World Report22 hours ago

AP Decision Notes: What to Expect in Pennsylvania’s Primaries

WASHINGTON (AP) — Democratic voters in Tuesday's Pennsylvania primary will pick their nominees to flip four seats seen as critical for the party to retake the U.S. House in November.

TAThe Associated Press22 hours ago

What to expect in Pennsylvania’s primaries

Pennsylvania Democrats will pick nominees to unseat a trio of vulnerable Republican members of Congress in a state primary on Tuesday.

CTChicago Tribune12 days ago

Pope Leo XIV: What to know about Chicago-born Robert Prevost

Robert Prevost, the Chicago-born missionary, was elected the first pope from the United States in the history of the Catholic Church on May 8, 2025.

NNPR13 hours ago

Here are the states voting on Tuesday : NPR

Six states are holding primaries May 19 that could help to decide the balance of power in Congress and in key state governments.

TPThe Philadelphia Inquirer15 days ago

DCCC endorses Bob Harvie and Bob Brooks ahead of competitive Pennsylvania primaries

The DCCC said it will help the candidates who are running to face Republican Reps. Brian Fitzpatrick and Ryan Mackenzie in competitive districts later this year.

TPThe Philadelphia Inquirer9 days ago

Josh Shapiro endorses Bob Harvie in race against Brian Fitzpatrick

Gov. Josh Shapiro said Bucks County Commissioner Bob Harvie will "advance a legislative agenda that helps Pennsylvania and stands up against the chaos, cruelty, and corruption of Donald Trump."

YDYork Daily Record19 days ago

PA congressional races to watch in the May 19 primary

Primary battles in Pa. are largely being waged between Democrats as the party picks nominees to take on vulnerable GOP representatives.

PTPittsburgh Tribune-Review9 days ago

Pa. Gov. Josh Shapiro endorses Bob Harvie’s campaign to oust Brian Fitzpatrick in Bucks County congressional seat

Gov. Josh Shapiro has officially thrown his support behind Bucks County Commissioner Bob Harvie’s campaign to unseat U.S. Rep. Brian Fitzpatrick. The Democratic governor’s endorsement comes a little more than a week ahead of the May 19 primary, when Harvie will face grassroots candidate Lucia Simonelli for the party’s nomination

Polls

Polling Average

50%40%30%20%10%0%

44.5%

41.5%

B. Fitzpatrick

B. Harvie

Date (Start - End)	Spread	Fitzpatrick	Harvie
Polling Average	Fitzpatrick+3.0	44.5%	41.5%
Global Strategy GroupMar 19 - 22	Fitzpatrick+6.0	48.0%	42.0%
Public Policy PollingOct 10 - 11	Harvie+0.0	41.0%	41.0%

Aggregation source: FiftyPlusOne

New updates coming soon

We're monitoring and will update when new data impacts the race.

Endorsements
Fundraising

Which Party wins the 2026 Pennsylvania District 1 US House Election?

PA-01 House winner?

OddsCurrent Odds

Upcoming Events

Latest Insights

Democratic Party

Democratic Party

News

AP Decision Notes: What to Expect in Pennsylvania’s Primaries

What to expect in Pennsylvania’s primaries

Pope Leo XIV: What to know about Chicago-born Robert Prevost

Here are the states voting on Tuesday : NPR

DCCC endorses Bob Harvie and Bob Brooks ahead of competitive Pennsylvania primaries

Josh Shapiro endorses Bob Harvie in race against Brian Fitzpatrick

PA congressional races to watch in the May 19 primary

Pa. Gov. Josh Shapiro endorses Bob Harvie’s campaign to oust Brian Fitzpatrick in Bucks County congressional seat

Polls

Related races

PA-03 Democratic nominee?

Pennsylvania Republican Governor nominee?

PA-07 Democratic nominee?

PA-12 Democratic nominee?

Upcoming Events

Latest Insights

Democratic Party

Democratic Party

News

AP Decision Notes: What to Expect in Pennsylvania’s Primaries

What to expect in Pennsylvania’s primaries

Pope Leo XIV: What to know about Chicago-born Robert Prevost

Here are the states voting on Tuesday : NPR

DCCC endorses Bob Harvie and Bob Brooks ahead of competitive Pennsylvania primaries

Josh Shapiro endorses Bob Harvie in race against Brian Fitzpatrick

PA congressional races to watch in the May 19 primary

Pa. Gov. Josh Shapiro endorses Bob Harvie’s campaign to oust Brian Fitzpatrick in Bucks County congressional seat

Polls

Related races

PA-03 Democratic nominee?

Pennsylvania Republican Governor nominee?

PA-07 Democratic nominee?

PA-12 Democratic nominee?