Enrollment
2,494
Illinois · 2024-25 NCES data
High school (grades 9-12) · Park Ridge, IL
Maine South High School
Federal NCES profile for Maine South High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 58/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 172409005031
👥 S:T ratio 31
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 45
📋 Attendance 45
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Maine South High School earns 58/100 on the Resource Investment Index, with class sizes larger than 89% of Illinois schools. It is also one of the largest schools in Illinois.
- #7 of 8
- public schools in Park Ridge · Resource Index
- 58
- Resource Index · Higher
- 17.3:1
- large classes for Illinois
- 2,494
- students enrolled
Maine South High School has class sizes larger than 89% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Maine South High School ranks #7 of 8 public schools in Park Ridge, IL.
School address
District: Maine Township Hsd 207 · Illinois
NCES ID 172409005031 Verify on NCES CCD record →
Teachers (FTE)
144.0
Federal CCD staff survey
Students per teacher
17.3:1
vs 14:1 Illinois avg
+24% vs state
Student-teacher ratio in context
How Maine South High School compares with Illinois and U.S. medians
What stands out at Maine South High School
Maine South High School is a large high school in Park Ridge, Illinois, enrolling 2,494 students.
Class loads run heavy: 17.3:1 is larger than about 89% of Illinois schools and 24% above the 14:1 state mean, so each teacher carries more students than is typical.
By headcount it is one of the larger campuses in Illinois, bigger than 99% of state schools at 2,494 students.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is led by White (78%) and Hispanic or Latino (12%) (diversity index 37/100).
On the academic-pipeline side it reports 29 Advanced Placement courses.
Counselor coverage runs a bit thin, about 277 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Attendance runs somewhat below the norm, with 22.1% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Maine Township Hsd 207 spends $26,324 per pupil, 54% above the Illinois average, a better-resourced district than most.
Among Park Ridge's high schools, it stands alongside Maine East High School (1,921 students): Maine South High School is larger than that campus by headcount and runs heavier classes (17.3:1 vs 14.6:1).
Maine Township Hsd 207 also operates Maine East High School (1,921 students) and Maine West High School (1,857 students) alongside Maine South High School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Maine South High School compares
Maine South High School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.3:1 | ▲ 24% | 14:1 | 15.7:1 |
| Enrollment | 2,494 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.3:1
Leaner classes than 29% of US schools, heavier class loads than most.
2,494
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
17.3:1
students per teacher
- 24% above state mean
Top 89% in Illinois - lower ratio than 11% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
22.1%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$26,324
per pupil, district-wide
- above Illinois avg of $17,042
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors9.0 FTE
Per 277 students, the combined health-and-guidance staffing load for this school.
Discipline context
70
in-school suspensions + 34 out-of-school
Suspension rate: 2.8 per 100 students. Combined in-school and out-of-school rate: 4.2 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 2,494 Top 1% in Illinois - larger than 99% of 3,845 state schools
Teachers (FTE) 144.0
Students per teacher 17.3:1 +24% vs state
Free-lunch eligible -
NCES ID 172409005031
Student demographics
White 78.0%
Hispanic or Latino 12.1%
Asian 5.4%
Two or More 3.4%
African American 0.8%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 78.0% of enrollment.
Student-body diversity index 37.3/100
Simpson diversity index - at 37.3, Maine South High School is about as mixed as the Illinois school average of 38.9.
Programs & staff
AP courses offered 29
Gifted & talented Yes
Counselors (FTE) 9.0
Students per counselor 277:1
Discipline & special education
Chronically absent 22.1%
In-school suspensions 70
Out-of-school suspensions 34
Funding & spending
District-wide per-pupil expenditure for Maine Township Hsd 207, which includes Maine South High School.
$26,324
Per student
+54%
vs Illinois
Avg $17,042
+59%
vs U.S.
Avg $16,593
Revenue mix
Local 75.5%
State 21.8%
Federal 2.7%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Maine South High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Maine East High School | Similar size | No free-lunch data | Lower S:T ratio |
| Maine West High School | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Maine South High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,921
- Students per teacher
- 14.6:1
- Resource Index
- 41/100
- Enrollment
- 1,857
- Students per teacher
- 15.5:1
- Resource Index
- 39/100
Similar high schools in Park Ridge
1 comparable high schools (grades 9-12) serving the same city.
Next steps
Verify locally before acting on Maine South High School's federal record.
- Compare Maine South High School against another school. Compare schools
- Maine Township Hsd 207's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Maine South High School
How many students attend Maine South High School?
Maine South High School has 2,494 students enrolled. It is a high school in Park Ridge, IL.
What is the student-teacher ratio at Maine South High School?
The student-teacher ratio at Maine South High School is 17.3:1, which is 24% higher than the Illinois average of 14:1 and 10% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Maine South High School?
The largest demographic group at Maine South High School is White at 78.0% of enrollment, in Park Ridge, IL.
What is the Resource Investment Index for Maine South High School?
Maine South High School has a Resource Investment Index of 58/100 (higher reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Maine South High School rank among public schools in Park Ridge?
By Resource Investment Index, Maine South High School ranks #7 of 8 public schools in Park Ridge, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Park Ridge on the city page.
Is Maine South High School a good school?
Maine South High School earns 58/100 on the Resource Investment Index, with class sizes larger than 89% of Illinois schools. It is also one of the largest schools in Illinois. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Maine Township Hsd 207?
Besides Maine South High School, Maine Township Hsd 207 also operates Maine East High School (1,921 students) and Maine West High School (1,857 students). See the Maine Township Hsd 207 district page for the complete list.