Overview

The 2024 United States House of Representatives elections were held on 5 November 2024, alongside the presidential and Senate votes. Republicans retained their majority by the narrowest of margins, winning 220 seats to the Democrats' 215 — among the smallest majorities since 1930. The party won the national popular vote for the House by 49.75% to 47.19%, with 74,390,864 votes to 70,571,330. Combined with Donald Trump's presidential victory and Republican capture of the Senate, the result completed a Republican trifecta.

The electoral system

All 435 seats were contested, each elected by first-past-the-post in a single-member district, with 218 needed for control. As with every House election, this page shows the national popular vote and the chamber's resulting composition rather than a single regional map, because the outcome is the aggregate of hundreds of individually drawn district races.

An extraordinarily close result

Despite Trump's clear win at the presidential level, his coattails in the House were modest, and Democrats achieved a net gain of one seat from the Republicans — the smallest net change in the chamber in American history. The result reflected an electorate that delivered Republicans full control of Washington while leaving them almost no room to spare in the House, where a handful of defections could block any party-line measure.

Patterns

The two parties largely traded seats: Republicans gained ground in some districts on the strength of the national environment, while Democrats recovered seats in states such as New York and California where redrawn maps and strong candidates favoured them, partly reversing their 2022 losses there. The persistence of ticket-splitting was again evident, with several Democratic representatives winning districts Trump carried at the top of the ballot. The closeness of the chamber mirrored a country almost evenly divided.

Significance

The minuscule Republican majority, further thinned at times by vacancies and administration appointments, made the House exceptionally difficult to manage, handing decisive influence to small groups of members and to the Speaker's ability to hold a near-unanimous caucus together. It set the terms for the legislative battles of Trump's second term and ensured that, even within a unified government, the margin for enacting the party's agenda would be razor-thin.

Official data source

Federal Election Commission (FEC), official 2024 House general-election results — fec.gov.

Compiled and reviewed by Bartłomiej Paruzel, Election Data Analyst, from official results. See our data methodology.

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