99chambers
Leaving office January 1, 2027.Term-limited; the successor was elected in 2026. This page switches to the former-officeholder layout when the term ends.
DemocratIn office until January 1, 2027Re-elected Nov 8, 2022 by 13.1

Janet Mills

Governor of Maine since 2019. Term-limited; the successor was elected in 2026; leaves office in January 2027.

Governor of Maine

Wikipedia

In office
7 yrs
Since 2019
Last margin
+13.1
Won 2022

Source: Wikidata, congress-legislators and Open States; 99chambers legislative records

Governing with the legislature

Party control of each branch at the start of each year, with seats held. Divided government in 3 of 9 years. The Governor changes to Democratic control in 2018. The State Senate changes to Democratic control in 2012. The State Senate changes to Republican control in 2014. The State Senate changes to Democratic control in 2018. The House of Representatives changes to Democratic control in 2012.

Branch201020122014201620182020202220242027
GovernorRRRRDDDDD
State SenateR 20–14D 19–15R 20–15R 18–17D 21–14D 22–13D 22–13D 20–15—
House of RepresentativesR 77–73D 89–58D 79–68D 77–72D 89–57D 80–67D 82–67——
  • As elected, not yet seated

Source: 99chambers state government history (Klarner, MEDSL, results archive)

Bills signed and vetoed

Each session’s bills that reached Mills’s desk.

  • Signed
  • Vetoed in full
  • Partial (line-item) vetoes count as signed.

Source: Open States bills and actionsUpdated Nov 6, 2026, 4:22 PM ET

In office

Term
2nd term as governor of Maine
Term limit
Two consecutive terms; serving the last term Maine allows

Source: List of current United States governors (Wikipedia); National Governors Association; term limits: Maine constitution (99chambers state rules)

Career

Offices held, and every time Mills was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Elections

Statewide races are measured against the state’s presidential vote in the same or nearest year.

YearRaceResultMargin
2022Governor of MaineWonD+13.1
2018Governor of MaineWonD+7.7

Source: 99chambers results archive