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School Administrative District 03, Maine

School Administrative District 03 is a unified school district in Waldo County, Maine, for grades Pre-K to 12. About 11,318 people live in it (2020–2024 estimate). It covers 327 sq mi (847 km²) of land.

PortlandLewistonBangor
School Administrative District 03 in Maine
School Administrative District 49Regional School Unit 22Regional School Unit 71
School Administrative District 03 and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
11,318 ± 752
Grades
Pre-K to 12
Type
Unified school district
County
Waldo County
Land area
327 sq mi (847 km²)
Median household income
$66,700 ± $4,184
Median home value
$210,100 ± $10,293
Water area
7.62 sq mi (19.7 km²)
State
Maine
Census code (GEOID)
2311520
Coordinates (central point)
44.544018, -69.231404
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 03, largest first

  1. Town of Unity1,858 people
  2. Town of Thorndike1,403 people
  3. Town of Brooks1,208 people
  4. Town of Monroe1,001 people
  5. Town of Troy984 people
  6. Town of Liberty969 people
  7. Town of Waldo926 people
  8. Town of Montville907 people
  9. Town of Knox825 people
  10. Town of Freedom670 people
  11. Town of Jackson567 people
  12. Unity (CDP)333 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. Regional School Unit 7110 mi southeast
  2. Kennebec Unorganized Territory11 mi northwest
  3. School Administrative District 5315 mi northwest
  4. Regional School Unit 2216 mi northeast
  5. School Administrative District 4917 mi west
  6. Regional School Unit 1922 mi north
  7. Regional School Unit 1226 mi southwest
  8. School Administrative District 4029 mi south

These share a boundary with School Administrative District 03. 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 03 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.