Mount Vernon
Incorporated 1792Named for George Washington's Virginia estate. Before incorporation it was Washington Plantation.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoMount Vernon’s vote. Click a question for the statewide comparison.How Mount Vernon Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently Mount Vernon 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 2020–2024Mount Vernon at a Glance
Mount Vernon is a town in Kennebec County, Maine, incorporated in 1792. It has an estimated 1,843 residents (2025), compared with 1,721 in the 2020 Census.
It is part of Congressional District 2, State Senate District 15, State House District 58, and County Commissioner District 2, in the Central Maine region.
In the 2024 presidential race, Donald Trump carried Mount Vernon with 49.8% to 48.1% for Kamala Harris. That was a Republican margin of 1.7 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Janet Mills carried Mount Vernon with 49.3% to 48.9% for Paul LePage. In the 2024 U.S. Senate race, Angus King (Unenrolled) carried Mount Vernon with 51.7% to 39.5% for Demi Kouzounas. On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the 135th most Democratic of 504 towns.
As of March 7, 2026, Mount Vernon had 1,306 active registered voters: 30.5% Democrats, 34.1% Republicans, 29.7% unenrolled, and 5% Green Independents. The median household income is $74,395 and the median home value $264,200, against $74,733 and $296,600 statewide.
Below the summary figures, this page has election results back to 1868 (with county figures from 1821), voter registration since 1954, 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.