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MacArthur High School

1499 W Grand Ave, Decatur, IL 62522

DSchola Grade
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Grades
9–12
High
Students
1,059
Enrolled 2024–25
Students per teacher
20 : 1
Full-time teachers
District
Decatur SD 61
Macon County

Schola Grade D · Below average

Letter grade (A–F) · compared with 684 Illinois high schools · How we grade
Test scores15% proficient in math & reading
34thpercentile
Equity8% of low-income students proficient
23rdpercentile
Attendance65% chronically absent
10thpercentile
Graduation rate77% graduate in 4 years
17thpercentile
College readinessAt least 16% take AP, IB or dual-enrollment courses
38thpercentile
Class size20 students per teacher
3rdpercentile

Percentiles compare this school with other Illinois high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About MacArthur High School

MacArthur High School is a public high school in Decatur, Illinois, serving grades 9–12. It is part of Decatur SD 61. The school is located in a small city in Macon County.

In the 2024–25 school year, 1,059 students were enrolled, with about 20 students for every full-time teacher. That ratio is larger than the typical Illinois high school (13.3 students per teacher). Its Schola Grade is D (below average), compared with 684 Illinois high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

1499 W Grand Ave
Decatur, IL 62522
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
1,059 students
Students per teacher
20 to 1
AP courses offered
10
Charter school
No
Magnet school
No
Locale
City — Small
School district
Decatur SD 61
County
Macon County
NCES school ID
171185001411

Schools near MacArthur High School

All 28 schools in Decatur →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.