Hancock County
Established 1789Named for John Hancock, the first governor of the Commonwealth of Massachusetts. It was carved from the original Lincoln County.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoHancock County’s vote. Click a question for the statewide comparison.How Hancock County Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently Hancock County 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 2020–2024Hancock County at a Glance
Hancock County is one of Maine’s sixteen counties, established in 1789. It has an estimated 57,171 residents (2025), compared with 55,478 in the 2020 Census.
In the 2024 presidential race, Kamala Harris carried Hancock County with 54.7% to 42.9% for Donald Trump. That was a Democratic margin of 11.8 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Janet Mills carried Hancock County with 57.1% to 41% for Paul LePage. In the 2024 U.S. Senate race, Angus King (Unenrolled) carried Hancock County with 54.8% to 32.3% for Demi Kouzounas. On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the 4th most Democratic of 16 counties.
As of March 7, 2026, Hancock County had 40,006 active registered voters: 35.4% Democrats, 30.7% Republicans, 30.2% unenrolled, and 3.3% Green Independents. The median household income is $72,744 and the median home value $310,400, against $74,733 and $296,600 statewide.
Below the summary figures, this page has election results back to 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.