Unified School District · ME
South Portland
South Portland is a unified school district in Maine with a community population of 26,930. The median household income is $86,838 and the median age is 40.9.
26,930
Population
2236
People / sq mi
$86,838
Median Income
40.9
Median Age
South Portland covers 12 sq mi of land at 2235.6 people per square mile.
Race & Ethnicity
| White | 79.9% |
| Black or African American | 0.0% |
| Asian | 55.0% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$86,838
Median Household Income
$50,723
Per Capita Income
1.8%
Poverty Rate
1.9%
Unemployment
Housing
$441,200
Median Home Value
$1,812
Median Rent
58.1%
Homeownership
Education Attainment
95.9%
High School+
51.7%
Bachelor's+
Other Maine School Districts
Largest Cities in Maine
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Congressional Districts in Maine
State rankings
Frequently Asked Questions
South Portland serves a community with a population of 26,930 according to the latest Census ACS 5-Year estimates. This unified school district is located in Maine.
The median household income in South Portland is $86,838, with a per capita income of $50,723. The poverty rate is 1.8%.
South Portland is 79.9% White, 0.0% Black or African American, 55.0% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In South Portland, 95.9% of adults have a high school diploma or higher, and 51.7% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in South Portland is $441,200, with a median rent of $1,812. The homeownership rate is 58.1%.
More from Maine
Data for South Portland from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 2312330).
The this entity record above pulls directly from the U.S. Census Bureau ACS and decennial files. What follows is the per-entity context — how this entity sits in the broader U.S. population demographics distribution and which underlying factors drive the headline numbers.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. states, metros, cities, and ZIPs with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: U.S. Census Bureau ACS, 2026.