Cooper
Incorporated 1822Named for General John Cooper, an early settler, landowner and Washington County sheriff.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoCooper’s vote. Click a question for the statewide comparison.How Cooper Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently Cooper 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 2020–2024Cooper at a Glance
Cooper is a town in Washington County, Maine, incorporated in 1822. It has an estimated 169 residents (2025), compared with 168 in the 2020 Census.
It is part of Congressional District 2, State Senate District 6, State House District 10, and County Commissioner District 1, in the Downeast region.
In the 2024 presidential race, Donald Trump carried Cooper with 62.5% to 33.3% for Kamala Harris. That was a Republican margin of 29.2 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Paul LePage carried Cooper with 60% to 37.9% for Janet Mills. In the 2024 U.S. Senate race, Demi Kouzounas carried Cooper with 57.6% to 37% for Angus King (Unenrolled). On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the 129th most Republican of 504 towns.
As of March 7, 2026, Cooper had 121 active registered voters: 19.8% Democrats, 52.1% Republicans, 24.8% unenrolled, 1.7% Green Independents, and 1.7% Libertarians. The median household income is $48,750 and the median home value $212,500, 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.