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Pennsylvania Senate polls, McCormick vs. Casey

Casey has a 6.7% lead based on 18 polls.

May 8, 2024

Photograph of Casey

Casey

45.8%
Photograph of McCormick

McCormick

39.1%

Estimate

95% of polls fall in this range

A bit of background... The 2024 Pennsylvania Senate race is expected to be one of the most closely watched contests of the election cycle. Analysts expect a highly competitive race, although Democratic incumbent Bob Casey Jr. has historically been a strong candidate. Pennsylvania's diverse electorate, with a mix of urban and rural voters, makes it a key swing state. The outcome of this race could have significant implications for the balance of power in the Senate.

18 polls

Latest Poll: Tue, May 7, 7:02 AM EDT

Apr 26 – 30

1,000 RV

Emerson College Poll...
46.2%

Casey

42.1%

McCormick

+4 Casey

Apr 20 – 26

1,306 RV

YouGov/CBS News
46.0%

Casey

39.0%

McCormick

+7 Casey

Mar 30 – Apr 4

600 RV

Independent Center/B...
45.0%

Casey

38.0%

McCormick

+7 Casey

Mar 21 – Apr 1

870 RV

Franklin & Marshall ...
46.0%

Casey

39.0%

McCormick

+7 Casey

Mar 23 – 27

800 RV

Bullfinch Group/Comm...
47.0%

Casey

30.0%

McCormick

+17 Casey

Mar 11 – 14

1,000 RV

Emerson College Poll...
44.8%

Casey

41.0%

McCormick

+4 Casey

Feb 27 – Mar 8

450 LV

Susquehanna Polling ...
48.0%

Casey

42.0%

McCormick

+6 Casey

Feb 7 – 9

500 RV

Chism Strategies
38.0%

Casey

37.0%

McCormick

+1 Casey

Jan 18 – 29

1,006 RV

Franklin & Marshall ...
47.0%

Casey

35.0%

McCormick

+12 Casey

Jan 5 – 9

1,680 RV

Quinnipiac Universit...
53.0%

Casey

43.0%

McCormick

+10 Casey

+ More Polls

The polling bias for the 2016 and 2020 Presidential elections is based on analysis from the American Association of Public Opinion Research (AAPOR) comparing actual results to national polls. For the 2018 and 2022 elections, bias was measured by comparing FiveThirtyEight's Generic Ballot polling average with the adjusted US House National Popular vote, using data from the UVA Center for Politics (2018) and DecisionDeskHQ (2022).

Bob Casey headshot

Bob Casey

Bob Casey is an American attorney and politician serving as the senior United States Senator from Pennsylvania, a position he has held since 2007. He is a member of the Democratic Party. Prior to his tenure in the Senate, Casey served as Pennsylvania State Treasurer and Pennsylvania Auditor General. He is known for his focus on issues regarding health care, children's welfare, and infrastructure.

David McCormick headshot

David McCormick

David McCormick is an American businessman and former government official. He is a Hassler Veteran in Residence for Economics and National Security at the Hoover Institution and was the CEO of Bridgewater Associates, one of the world's largest hedge fund. He has served in the U.S. Treasury Department under George W. Bush's administration as Under Secretary of the Treasury for International Affairs. Prior to his governmental roles, McCormick was a faculty member at West Point, where he taught economics. He is a veteran, having served in the U.S. Army as a captain. McCormick received his Ph.D. in engineering from Princeton University.

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