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Derry Area School District, Pennsylvania

Derry Area School District is a unified school district in Westmoreland County, Pennsylvania, for grades K–12. About 16,534 people live in it (2020–2024 estimate). It covers 97.2 sq mi (252 km²) of land.

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Derry Area School District in Pennsylvania
Greensburg Salem School District
Derry Area School District and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
16,534 ± 109
Grades
K–12
Type
Unified school district
County
Westmoreland County
Land area
97.2 sq mi (252 km²)
Median household income
$65,161 ± $3,597
Median home value
$169,400 ± $7,288
Water area
0.75 sq mi (1.93 km²)
State
Pennsylvania
Census code (GEOID)
4207560
Coordinates (central point)
40.374469, -79.311331
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 Derry Area School District, largest first

  1. Derry Township13,472 people
  2. Loyalhanna (CDP)3,349 people
  3. Derry (borough)2,614 people
  4. Bradenville (CDP)495 people
  5. New Alexandria (borough)448 people
  6. Millwood (CDP)366 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. Blairsville-Saltsburg School District7.4 mi north
  2. Greater Latrobe School District8.9 mi southwest
  3. Ligonier Valley School District10 mi southeast
  4. Greensburg Salem School District11 mi west

These share a boundary with Derry Area School District. 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 Derry Area School District 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.