State House District 9
2021 planOne of Maine’s 151 State House districts, as drawn in the 2021 redistricting plan and in effect since the 2022 election. It takes in 10 places. Represented by Arthur Mingo.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoState House District 9’s vote. Click a question for the statewide comparison.How State House District 9 Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently State House District 9 votes from the state.
Turnout in general elections
Ballots cast divided by active registered voters on election day. List maintenance shrinks the denominator in some years (for example 2022), which pushes the rate up.
Who Lives Here
American Community Survey 2020–2024State House District 9 at a Glance
State House District 9 is one of Maine’s 151 State House districts, as drawn in the 2021 redistricting plan and in effect since the 2022 election. Its population was 8,849 in the 2020 Census.
It takes in 10 places, the largest of them Calais, Baileyville, Eastport, Perry, and Indian Township. It is represented in the Maine House of Representatives by Rep. Arthur Mingo (R-Calais).
In the 2024 presidential race, Donald Trump carried the district with 54.1% to 44.3% for Kamala Harris. That was a Republican margin of 9.8 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Janet Mills carried the district with 50.5% to 46.6% for Paul LePage. In the 2024 U.S. Senate race, Angus King (Unenrolled) carried the district with 45.7% to 41.3% for Demi Kouzounas. On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the 65th most Republican of 151 State House districts.
As of March 7, 2026, State House District 9 had 5,355 active registered voters: 28.6% Democrats, 34.8% Republicans, 33% unenrolled, and 3% Green Independents. The median household income is $60,000 and the median home value $146,000, against $74,733 and $296,600 statewide.
Below the summary figures, this page has election results back to 1868, voter registration since 1958, referendum votes, turnout, and Census and American Community Survey figures. Sources are listed at the foot of the page and on the Data Sources page.