Harrison
Incorporated 1805Named for Harrison Gray Otis of Boston, a major landowner. It was formed from parts of Otisfield and Bridgton.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoHarrison’s vote. Click a question for the statewide comparison.How Harrison Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently Harrison 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 2020–2024Harrison at a Glance
Harrison is a town in Cumberland County, Maine, incorporated in 1805. It has an estimated 2,639 residents (2025), compared with 2,447 in the 2020 Census.
It is part of Congressional District 1, State Senate District 18, State House District 83, and County Commissioner District 2, in the Sebago Lakes Region.
In the 2024 presidential race, Donald Trump carried Harrison with 51.9% to 46.3% for Kamala Harris. That was a Republican margin of 5.6 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Janet Mills carried Harrison with 50.3% to 47.4% for Paul LePage. In the 2024 U.S. Senate race, Angus King (Unenrolled) carried Harrison with 48.2% to 40.8% for Demi Kouzounas. On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the 321st most Republican of 504 towns.
As of March 7, 2026, Harrison had 1,833 active registered voters: 25.1% Democrats, 35.8% Republicans, 34.3% unenrolled, and 4.2% Green Independents. The median household income is $56,938 and the median home value $249,300, 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.