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School Administrative District 55, Maine

School Administrative District 55 is a unified school district in York County, Oxford County, and Cumberland County, Maine, for grades K–12. About 8,182 people live in it (2020–2024 estimate). It covers 185 sq mi (480 km²) of land.

PortlandLewistonBangor
School Administrative District 55 in Maine
School Administrative District 06Sebago Public SchoolsEaton School District
School Administrative District 55 and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
8,182 ± 596
Grades
K–12
Type
Unified school district
Counties
York County43% of the district’s landOxford County38% of the district’s landCumberland County19% of the district’s land
Land area
185 sq mi (480 km²)
Median household income
$67,771 ± $3,056
Median home value
$258,200 ± $17,656
Water area
4.91 sq mi (12.7 km²)
State
Maine
Census code (GEOID)
2314190
Coordinates (central point)
43.786282, -70.839675
Check a point in the school district finder

These coordinates mark a central point for the district, not a school or an address. Population, income and home value: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 20, 2026.

Towns, townships and communities in School Administrative District 55, largest first

  1. Town of Cornish1,803 people
  2. Town of Hiram1,748 people
  3. Town of Porter1,746 people
  4. Town of Parsonsfield1,715 people
  5. Town of Baldwin1,170 people
  6. Cornish (CDP)1,024 people
  7. Kezar Falls (CDP)819 people

A town, township, city or borough is listed when at least half its land is in the district; a community, when its central point is. Near a district line, an address can belong to the district next door.

Bordering unified school districts, nearest first

  1. Sebago Public Schools12 mi northeast
  2. School Administrative District 0613 mi east
  3. Eaton School District, New Hampshire13 mi northwest
  4. School Administrative District 5715 mi south
  5. Governor Wentworth Regional School District, New Hampshire18 mi southwest
  6. School Administrative District 7220 mi north

These share a boundary with School Administrative District 55. Distances are straight lines between central points.

Before using this answer for enrollment

A district boundary doesn’t decide which school a student attends; the district’s attendance zones and rules do. Confirm the full address and grade with School Administrative District 55 before you rely on it.

See its schools and enrollment on NCES ↗

Find the school district where you are now or find your town or township.