Governor Trends & Analytics

Historical partisan balance, party flips, and gubernatorial trends since 1960

Governors Tracked
Party Flips Since 1960
Peak Dem. Govs
Peak GOP Govs

Partisan Balance of Governors (1960–2026)

Number of Democratic and Republican governors serving on January 15 of each year. Data from 628 historical governor terms.

Party Flips by Decade

Number of times the governor’s office changed party in each decade, split by direction.

Longest Single-Party Streaks

States with the longest unbroken runs of governors from one party (since 1960).

Recent Party Flips (Since 2018)

Every time the governor’s office changed party hands.

YearStateFlipNew Governor