New Hampshire·NH·FIPS 33015

Rockingham County

Voted Republican in 2024 · 202,922 votes cast

About Rockingham County

Rockingham County is the easternmost county in the U.S. state of New Hampshire. As of the 2020 census, the population was 314,176, making it New Hampshire's second-most populous county. The county seat is Brentwood. Rockingham County is part of the Boston-Cambridge-Newton, MA-NH Metropolitan Statistical Area and the greater Boston-Worcester-Providence, MA-RI-NH-CT Combined Statistical Area. Per the 2020 census, it was New Hampshire's fastest growing county from 2010 to 2020.

2024 Presidential Results

All candidates · Rockingham County, New Hampshire

Donald J Trump(Republican)

50.5%102,539

Won by 4,928 votes

Kamala D Harris(Democrat)

48.1%97,611

Other(Other)

0.9%1,762

Chase Oliver(Libertarian)

0.5%1,010

Margin History

Red = Republican, Blue = Democratic

2024R+2.4

2020D+2.1

2016R+5.8

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Swung Right in 2024

Rockingham County shifted 4.5 points toward Republicans compared to 2020. Voter turnout increased by 2.1%.

Rockingham County — Local Discussion

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What does Rockingham County really think?

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