Marengo Community High School District 154, Illinois

Marengo Community High School District 154 is a secondary (high school) district in McHenry County, Illinois, for grades 9–12. About 13,600 people live in it (2020–2024 estimate). It covers 114 sq mi (296 km²) of land.

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Marengo Community High School District 154 in Illinois
Marengo Community High School District 154 (simplified outline). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
13,600 ± 585
Grades
9–12
Type
Secondary (high school) district
County
McHenry County
Land area
114 sq mi (296 km²)
Median household income
$99,689 ± $10,474
Median home value
$302,600 ± $18,369
Water area
0.13 sq mi (0.35 km²)
State
Illinois
Census code (GEOID)
1724570
Coordinates (central point)
42.228995, -88.614193

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 Marengo Community High School District 154, largest first

  1. Marengo Township7,253 people
  2. Marengo (city)7,040 people
  3. Coral Township3,648 people
  4. Riley Township2,998 people
  5. Union (village)624 people
  6. Coral (CDP)0 people
  7. Harmony (CDP)0 people
  8. Riley (CDP)0 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.

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 Marengo Community High School District 154 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.