99chambers

Maine House of Representatives seat · lines in effect since 2022

Maine House District 109

A district of about 3,100 people, 48% of adults with a bachelor's degree. It votes D+21.3 relative to the nation for president.

Ellie Sato (D) · since Nov 5, 2024Next election Nov 7, 2028The 2026 race →

Where it sits among all 151 seats

Every Maine House of Representatives seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

D+21.347th most
Democratic
Most DemocraticMost Republican76th seat · the majority lineDistrict 109

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

202220242026
Maine House of RepresentativesD+21.5D+13.0D+21.4

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 151 seats. Small marks are other seats in Maine. The black marker is District 109.

Adults with a bachelor's degree48% 82nd pct · 28th of 151 in ME

Higher than 82% of seats.

White adults without a degree45% 17th pct · 125th of 151 in ME

Lower than 83% of seats.

Hispanic residents3% 80th pct · 31st of 151 in ME

Higher than 80% of seats.

Black residents1% 62nd pct · 58th of 151 in ME

Higher than 62% of seats.

Asian residents0% 29th pct · 107th of 151 in ME

Lower than 71% of seats.

People per square mile127 51st pct · 74th of 151 in ME

Denser than 51% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean.

District 51
50% college gradsD+27.4Held DDistrict 130
47% college gradsD+26.9Held DDistrict 150
43% college gradsD+21.1CountingDistrict 146
56% college gradsD+25.6Held D

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2022.

  1. Seven R. Siegel (D)
    2027– · Won 2026 by 21.4
  2. Eleanor Y. Sato (D)
    2025–2027 · Won 2024 by 13.0
  3. James Allen Boyle (D)
    2023–2025 · Won 2022 by 21.5

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