Enrollment
1,466
Kentucky · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 210299000632
Atherton High — Louisville, KY
Federal NCES profile for Atherton High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 41/100.
👥 Class size 27
📚 AP courses 40
🌟 Gifted program 70
🎓 Counselors 41
📋 Attendance 29
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
District: Jefferson County · Kentucky
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)
80.0
Federal CCD staff survey
Students per teacher
18.3:1
vs 15.6:1 Kentucky avg
+17% vs state
Free-lunch eligible
35.9%
vs 59.2% Kentucky avg
-39% vs state
Student-teacher ratio in context
How Atherton High compares with Kentucky 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
Atherton High reports 1,466 enrolled students to the National Center for Education Statistics (NCES) alongside 80.0 full-time-equivalent teachers, producing a 18.3:1 student-teacher ratio. That figure sits 17% above the Kentucky state mean of 15.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 15% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 35.9% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 39% below the Kentucky average and 31% below the national baseline. The school offers 8 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 293 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 28.3% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Jefferson County spends $19,590 per pupil district-wide, above the Kentucky average of $15,105 and above the national average of $19,490. Revenue comes 46.8% from local sources (property taxes), 30.9% from the state, and 22.3% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 41/100 (D), 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 Atherton High compares
Cross-validating school-level NCES values against Kentucky state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Kentucky | Kentucky avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.3:1 | ▲ 17% | 15.6:1 | 15.9:1 |
| Free-lunch eligible | 35.9% | ▼ 39% | 59.2% | 51.8% |
| Enrollment | 1,466 | top 98% | — | — |
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
35.9%
free-lunch eligible
— 39% below the Kentucky average of 59.2%
Below the 40% Title I threshold — federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
18.3:1
students per teacher
— 17% above state mean
Top 88% in Kentucky — lower ratio than 12% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
28.3%
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
$19,590
per pupil, district-wide
— above Kentucky avg of $15,105
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors5.0 FTE
Per 293 students — the combined health-and-guidance staffing load for this school.
Discipline context
208
in-school suspensions + 110 out-of-school
Suspension rate: 14.2 per 100 students. Combined in-school and out-of-school rate: 21.7 per 100 students. Reported via the Civil Rights Data Collection. Includes 9 expulsions.
Overview
Enrollment 1,466 Top 98% in Kentucky — larger than 2% of 1,395 state schools
Teachers (FTE) 80.0
Students per teacher 18.3:1 +17% vs state
Free-lunch eligible 35.9% -39% vs state
NCES ID 210299000632
Student demographics
White 62.9%
African American 18.5%
Hispanic or Latino 8.0%
Two or More 6.6%
Asian 3.8%
Native Hawaiian / Pacific Islander 0.2%
American Indian / Alaska Native 0.1%
Largest group: White at 62.9% of enrollment.
Programs & staff
AP courses offered 8
Gifted & talented Yes
Counselors (FTE) 5.0
Students per counselor 293:1
Discipline & special education
Chronically absent 28.3%
In-school suspensions 208
Out-of-school suspensions 110
Expulsions 9
Funding & spending
District-wide per-pupil expenditure for Jefferson County, which includes Atherton High.
$19,590
Per student
+30%
vs Kentucky
Avg $15,105
+1%
vs U.S.
Avg $19,490
Revenue mix
Local 46.8%
State 30.9%
Federal 22.3%
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
- 2,148
- Students per teacher
- 18.6:1
- Enrollment
- 1,899
- Students per teacher
- 18.2:1
- Enrollment
- 1,892
- Students per teacher
- 18.3:1
- Enrollment
- 1,790
- Students per teacher
- 18.2:1
- Enrollment
- 1,777
- Students per teacher
- 17.4:1
Similar high schools in Louisville
6 comparable high schools (grades 9-12) serving the same city.
Ballard High
Standard public school
2,148 students 18.6:1 students per teacher
Dupont Manual High
Standard public school
1,899 students 18.2:1 students per teacher
Pleasure Ridge Park High
Standard public school
1,777 students 17.4:1 students per teacher
Louisville Male High
Standard public school
1,763 students 21.2:1 students per teacher
Southern High
Standard public school
1,725 students 17.3:1 students per teacher
Fern Creek High
Standard public school
1,525 students 15.6:1 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 Atherton High
How many students attend Atherton High?
Atherton High has 1,466 students enrolled. It is a high school in Louisville, KY.
What is the student-teacher ratio at Atherton High?
The student-teacher ratio at Atherton High is 18.3:1, which is 17% higher than the Kentucky average of 15.6:1 and 15% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Atherton High?
35.9% of students at Atherton High are eligible for free lunch, compared to the Kentucky average of 59.2%.
What is the racial and ethnic makeup of Atherton High?
The largest demographic group at Atherton High is White at 62.9%. The school serves a diverse student body in Louisville, KY.
What is the Resource Investment Index for Atherton High?
Atherton High has a Resource Investment Index of 41/100 (D) 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.