Newcastle, Maine

Newcastle is a secondary (high school) district in Lincoln County, Maine, for grades 9–12. About 1,913 people live in it (2020–2024 estimate). It covers 29.1 sq mi (75.2 km²) of land.

PortlandLewistonBangor
Newcastle in Maine
Damariscotta
Newcastle and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
1,913 ± 321
Grades
9–12
Type
Secondary (high school) district
County
Lincoln County
Land area
29.1 sq mi (75.2 km²)
Median household income
$89,868 ± $33,322
Median home value
$398,000 ± $40,802
Water area
3.52 sq mi (9.11 km²)
State
Maine
Census code (GEOID)
2308760
Coordinates (central point)
44.052277, -69.567522

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 Newcastle, largest first

  1. Town of Newcastle1,913 people
  2. Newcastle (CDP)664 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 secondary (high school) districts, nearest first

  1. Damariscotta4.3 mi southeast

These share a boundary with Newcastle. 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 Newcastle 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.