Topsham
Incorporated 1764Named for Topsham in Devon, England, a name the plantation received in 1717. The Abenaki called the area Sawacook.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoTopsham’s vote. Click a question for the statewide comparison.How Topsham Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently Topsham 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 2020–2024Topsham at a Glance
Topsham is a town in Sagadahoc County, Maine, incorporated in 1764. It has an estimated 9,982 residents (2025), compared with 9,560 in the 2020 Census.
It is part of Congressional District 1, State Senate District 24, State House District 51 (90% of residents), State House District 98 (10% of residents), and County Commissioner District 1, in the Midcoast region.
In the 2024 presidential race, Kamala Harris carried Topsham with 62.7% to 35.1% for Donald Trump. That was a Democratic margin of 27.6 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Janet Mills carried Topsham with 64.3% to 33.9% for Paul LePage. In the 2024 U.S. Senate race, Angus King (Unenrolled) carried Topsham with 62% to 26.6% for Demi Kouzounas. On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the 60th most Democratic of 504 towns.
As of March 7, 2026, Topsham had 7,049 active registered voters: 39.3% Democrats, 24.2% Republicans, 33.5% unenrolled, and 2.7% Green Independents. The median household income is $91,028 and the median home value $360,800, against $74,733 and $296,600 statewide.
Below the summary figures, this page has election results back to 1868 (with county figures from 1854), 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.