Greater Portland
Region of MaineOne of twelve Regions of Maine drawn for this site from commuting patterns and shared regional identity. It takes in 14 cities, towns and plantations in one county.
Voter Registration
Active voters, Secretary of State file of March 7, 2026Current enrollment
Registration history
Recent General Election Results
Referendums
YesNoGreater Portland’s vote. Click a question for the statewide comparison.How Greater Portland Compares
Presidential margin vs. Maine
Democratic minus Republican share of the candidate vote. The gap between the lines shows how differently Greater Portland 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 2020–2024Greater Portland at a Glance
Greater Portland is one of twelve Regions of Maine defined for this site. It has an estimated 218,652 residents (2025), compared with 210,224 in the 2020 Census.
It takes in 14 cities, towns and plantations, the largest Portland, South Portland, Scarborough, and Westbrook.
In the 2024 presidential race, Kamala Harris carried the region with 72.2% to 25.2% for Donald Trump. That was a Democratic margin of 47 points, against a Democratic margin of 6.9 points statewide. In the 2022 governor’s race, Janet Mills carried the region with 75% to 23.5% for Paul LePage. In the 2024 U.S. Senate race, Angus King (Unenrolled) carried the region with 62.3% to 20.2% for Demi Kouzounas. On the Partisan Electoral Alignment Index (Partisan EAI), it ranks as the most Democratic of 12 regions.
As of March 7, 2026, Greater Portland had 144,351 active registered voters: 50% Democrats, 17.7% Republicans, 29% unenrolled, and 2.8% Green Independents. The median household income is $99,057 and the median home value $498,492, against $74,733 and $296,600 statewide.
Below the summary figures, this page has election results back to 1868, voter registration since 1956, 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.