South Portland Flag

South Portland

County Seat:
No
Area (mi²):
12.044
State:
Maine

South Portland is a city located in Cumberland County, Maine. South Portland has a 2026 population of 26,994. South Portland is currently growing at a rate of 0.16% annually and its population has increased by 1.55% since the most recent census, which recorded a population of 26,581 in 2020.

27K
Total Population
2,241
Density (mi²)
44 0.16%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)