Mattawamkeag
Incorporated 1860Named for the Mattawamkeag River, a Native American name usually translated as something like 'a river with many rocks at its mouth.' It was earlier Mattawamkeag Plantation.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoMattawamkeag’s vote. Click a question for the statewide comparison.How Mattawamkeag Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently Mattawamkeag 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 2020–2024Mattawamkeag at a Glance
Mattawamkeag is a town in Penobscot County, Maine, incorporated in 1860. It has an estimated 607 residents (2025), compared with 596 in the 2020 Census.
It is part of Congressional District 2, State Senate District 2, State House District 8, and County Commissioner District 3, in the North Woods Region.
In the 2024 presidential race, Donald Trump carried Mattawamkeag with 67.5% to 30.1% for Kamala Harris. That was a Republican margin of 37.4 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Paul LePage carried Mattawamkeag with 60.9% to 37.9% for Janet Mills. In the 2024 U.S. Senate race, Demi Kouzounas carried Mattawamkeag with 49.9% to 40.6% for Angus King (Unenrolled). On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the 121st most Republican of 504 towns.
As of March 7, 2026, Mattawamkeag had 451 active registered voters: 25.5% Democrats, 40.1% Republicans, 30.6% unenrolled, and 3.3% Green Independents. The median household income is $45,000 and the median home value $104,200, 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.