Analysis

Party Dominance Map

See which party has won each state most often throughout presidential election history. Darker colors indicate stronger historical preference.

Strong Dem (1)

Lean Dem (8)

Swing (12)

Lean Rep (17)

Strong Rep (12)

Historical Party Dominance by State

Win counts use modern party affiliations: Democratic Party from 1828 and Republican Party from 1856. Earlier parties (Federalist, Democratic-Republican, Whig) are counted separately.

Last reviewed: August 2026. State-by-state presidential results (1789–2024) are compiled from public historical records.

Strong Democratic States

Swing States

Strong Republican States

Note: Historical party dominance doesn't predict future elections. Party platforms and regional demographics have shifted significantly over time. For example, the "Solid South" was reliably Democratic until the 1960s civil rights era.