Pennsylvania·PA·FIPS 42091

Montgomery County

Voted Democratic in 2024 · 520,906 votes cast

About Montgomery County

Montgomery County, colloquially referred to as Montco, is in the Commonwealth of Pennsylvania. As of the 2020 census, the population of the county was 856,553, making it the third-most populous county in Pennsylvania after Philadelphia and Allegheny counties and the most populous county in Pennsylvania without a major city.

2024 Presidential Results

All candidates · Montgomery County, Pennsylvania

Kamala D Harris(Democrat)

121.8%634,206

Won by 237,584 votes

Donald J Trump(Republican)

76.1%396,622

Other(Other)

1.1%5,968

Chase Oliver(Libertarian)

1.0%5,016

Margin History

Red = Republican, Blue = Democratic

2024D+22.8

2020D+26.3

2016D+21.5

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Swung Right in 2024

Montgomery County shifted 3.5 points toward Republicans compared to 2020. Voter turnout increased by 2.1%.

Montgomery County — Local Discussion

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What does Montgomery County really think?

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Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)