Enrollment
1,778
Kansas · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 201014001602
Olathe South Sr High — Olathe, KS
Federal NCES profile for Olathe South Sr High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 56/100.
👥 Class size 38
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 29
📋 Attendance 43
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
119.0
Federal CCD staff survey
Students per teacher
15.5:1
vs 14.4:1 Kansas avg
+8% vs state
Free-lunch eligible
16.0%
vs 42.7% Kansas avg
-63% vs state
Student-teacher ratio in context
How Olathe South Sr High compares with Kansas and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Olathe South Sr High reports 1,778 enrolled students to the National Center for Education Statistics (NCES) alongside 119.0 full-time-equivalent teachers, producing a 15.5:1 student-teacher ratio. That figure sits 8% above the Kansas state mean of 14.4:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 3% lower, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 16.0% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 63% below the Kansas average and 69% below the national baseline. The school offers 42 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 356 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 23.0% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Olathe spends $15,538 per pupil district-wide, below the Kansas average of $17,342 and below the national average of $19,490. Revenue comes 37.2% from local sources (property taxes), 56.9% from the state, and 5.9% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 56/100 (C), calculated from 5 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Olathe South Sr High compares
Cross-validating school-level NCES values against Kansas state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Kansas | Kansas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.5:1 | ▲ 8% | 14.4:1 | 15.9:1 |
| Free-lunch eligible | 16.0% | ▼ 63% | 42.7% | 51.8% |
| Enrollment | 1,778 | top 99% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
16.0%
free-lunch eligible
— 63% below the Kansas average of 42.7%
Below the 40% Title I threshold — federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
15.5:1
students per teacher
— 8% above state mean
Top 76% in Kansas — lower ratio than 24% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
23.0%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$15,538
per pupil, district-wide
— below Kansas avg of $17,342
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors5.0 FTE
Per 356 students — the combined health-and-guidance staffing load for this school.
Discipline context
88
in-school suspensions + 64 out-of-school
Suspension rate: 4.9 per 100 students. Combined in-school and out-of-school rate: 8.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 6 expulsions.
Overview
Enrollment 1,778 Top 99% in Kansas — larger than 1% of 1,354 state schools
Teachers (FTE) 119.0
Students per teacher 15.5:1 +8% vs state
Free-lunch eligible 16.0% -63% vs state
NCES ID 201014001602
Student demographics
White 68.9%
Hispanic or Latino 14.7%
African American 7.8%
Asian 4.2%
Two or More 4.1%
American Indian / Alaska Native 0.3%
Largest group: White at 68.9% of enrollment.
Programs & staff
AP courses offered 42
Gifted & talented Yes
Counselors (FTE) 5.0
Students per counselor 356:1
Discipline & special education
Chronically absent 23.0%
In-school suspensions 88
Out-of-school suspensions 64
Expulsions 6
Funding & spending
District-wide per-pupil expenditure for Olathe, which includes Olathe South Sr High.
$15,538
Per student
-10%
vs Kansas
Avg $17,342
-20%
vs U.S.
Avg $19,490
Revenue mix
Local 37.2%
State 56.9%
Federal 5.9%
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.
Other Schools in This District
- Enrollment
- 2,011
- Students per teacher
- 16.9:1
- Enrollment
- 1,958
- Students per teacher
- 16:1
- Enrollment
- 1,844
- Students per teacher
- 14.8:1
- Enrollment
- 1,557
- Students per teacher
- 15.5:1
- Enrollment
- 709
- Students per teacher
- 15.7:1
Similar high schools in Olathe
4 comparable high schools (grades 9-12) serving the same city.
Olathe North Sr High
Standard public school
2,011 students 16.9:1 students per teacher
Olathe Northwest High School
Standard public school
1,958 students 16:1 students per teacher
Olathe East Sr High
Standard public school
1,844 students 14.8:1 students per teacher
Olathe West High School
Standard public school
1,557 students 15.5:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Olathe South Sr High
How many students attend Olathe South Sr High?
Olathe South Sr High has 1,778 students enrolled. It is a high school in Olathe, KS.
What is the student-teacher ratio at Olathe South Sr High?
The student-teacher ratio at Olathe South Sr High is 15.5:1, which is 8% higher than the Kansas average of 14.4:1 and 3% lower than the national average of 15.9:1.
What percentage of students receive free lunch at Olathe South Sr High?
16.0% of students at Olathe South Sr High are eligible for free lunch, compared to the Kansas average of 42.7%.
What is the racial and ethnic makeup of Olathe South Sr High?
The largest demographic group at Olathe South Sr High is White at 68.9%. The school serves a diverse student body in Olathe, KS.
What is the Resource Investment Index for Olathe South Sr High?
Olathe South Sr High has a Resource Investment Index of 56/100 (C) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.