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Grayslake Community High School District 127, Illinois

Grayslake Community High School District 127 is a secondary (high school) district in Lake County, Illinois, for grades 9–12. About 43,585 people live in it (2020–2024 estimate). It covers 24.7 sq mi (63.9 km²) of land.

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Grayslake Community High School District 127 in Illinois
Grant Community High School District 124
Grayslake Community High School District 127 and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
43,585 ± 1,867
Grades
9–12
Type
Secondary (high school) district
County
Lake County
Land area
24.7 sq mi (63.9 km²)
Median household income
$116,670 ± $3,676
Median home value
$288,700 ± $7,510
Water area
1.78 sq mi (4.61 km²)
State
Illinois
Census code (GEOID)
1717550
Coordinates (central point)
42.360642, -88.046984
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 Grayslake Community High School District 127, largest first

  1. Avon Township63,428 people
  2. Grayslake (village)20,929 people
  3. Venetian Village (CDP)2,334 people
  4. Third Lake (village)1,137 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. Warren Township High School District 1215.5 mi east
  2. Mundelein Consolidated High School District 1205.6 mi south
  3. Grant Community High School District 1245.9 mi west
  4. Antioch Community High School District 1176.6 mi north
  5. Libertyville Community High School District 1287.8 mi southeast

These share a boundary with Grayslake Community High School District 127. 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 Grayslake Community High School District 127 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.