Midterm Pulse2026
Data
ENES

ELECTION ARCHIVE · 2010–2024

Historical comparison

House swings, turnout and state-level movement across eight federal election cycles.

08federal cyclesHouse control + key states

HOUSE SEAT CHANGE

Change by election cycle

Democratic change

KEY-STATE MARGIN INDEX

2018 electoral geography

AKHIWAORCAIDNVAZMTWYUTCONMNDSDNEKSOKTXMNIAMOARLAWIILMSMIINKYTNALOHWVGAFLPAVANCSCNYNJMDDEDCVTMACTRINHME
Strong RStrong D

Presidential margins in presidential years; statewide House-vote directional index in midterm years. Neutral tiles are outside this prototype subset.

CYCLE CONTEXT

Composition at a glance

House election statistics ↗
YearD seatsR seatsD changeTurnoutSignal