Enrollment
287
Missouri · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 290061603421 Charter school
Kairos High — St. Louis, MO
Federal NCES profile for Kairos High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 67/100.
👥 Class size 67
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: Kairos Academies · Missouri
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)
16.0
Federal CCD staff survey
Students per teacher
8.3:1
vs 12.9:1 Missouri avg
-36% vs state
Free-lunch eligible
52.6%
vs 46.1% Missouri avg
+14% vs state
Student-teacher ratio in context
How Kairos High compares with Missouri 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
Kairos High reports 287 enrolled students to the National Center for Education Statistics (NCES) alongside 16.0 full-time-equivalent teachers, producing a 8.3:1 student-teacher ratio. That figure sits 36% below the Missouri state mean of 12.9:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 48% lower, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 52.6% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 14% above the Missouri average and 2% above the national baseline.
On the finance side, the surrounding Kairos Academies spends $14,675 per pupil district-wide, below the Missouri average of $15,248 and below the national average of $19,490. Revenue comes 12.1% from local sources (property taxes), 51.8% from the state, and 36.1% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 67/100 (B-), calculated from 1 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 Kairos High compares
Cross-validating school-level NCES values against Missouri state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.3:1 | ▼ 36% | 12.9:1 | 15.9:1 |
| Free-lunch eligible | 52.6% | ▲ 14% | 46.1% | 51.8% |
| Enrollment | 287 | top 45% | — | — |
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
52.6%
free-lunch eligible
— 14% above the Missouri average of 46.1%
Above the 40% Title I schoolwide threshold — federal funds support the whole school, not individual students.
Staffing depth
8.3:1
students per teacher
— 36% below state mean
Top 9% in Missouri — lower ratio than 91% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Funding equity
$14,675
per pupil, district-wide
— below Missouri avg of $15,248
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Overview
Enrollment 287 Top 45% in Missouri — larger than 55% of 2,321 state schools
Teachers (FTE) 16.0
Students per teacher 8.3:1 -36% vs state
Free-lunch eligible 52.6% +14% vs state
NCES ID 290061603421
Student demographics
African American 72.5%
White 11.5%
Two or More 8.7%
Hispanic or Latino 5.6%
Asian 0.7%
Native Hawaiian / Pacific Islander 0.7%
American Indian / Alaska Native 0.3%
Largest group: African American at 72.5% of enrollment.
Funding & spending
District-wide per-pupil expenditure for Kairos Academies, which includes Kairos High.
$14,675
Per student
-4%
vs Missouri
Avg $15,248
-25%
vs U.S.
Avg $19,490
Revenue mix
Local 12.1%
State 51.8%
Federal 36.1%
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
- 228
- Students per teacher
- 6:1
Similar high schools in St. Louis
4 comparable high schools (grades 9-12) serving the same city.
Lindbergh Sr. High
Standard public school
2,304 students 17.2:1 students per teacher
Gateway Science Academy High
Standard public school
461 students 12.9:1 students per teacher
Grand Center Arts Academy High
Standard public school
402 students 11.9:1 students per teacher
Collegiate School of Med/Bio
Standard public school
332 students 15.9:1 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 Kairos High
How many students attend Kairos High?
Kairos High has 287 students enrolled. It is a high school in ST. LOUIS, MO.
What is the student-teacher ratio at Kairos High?
The student-teacher ratio at Kairos High is 8.3:1, which is 36% lower than the Missouri average of 12.9:1 and 48% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Kairos High?
52.6% of students at Kairos High are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Kairos High?
The largest demographic group at Kairos High is African American at 72.5%. The school serves a diverse student body in ST. LOUIS, MO.
What is the Resource Investment Index for Kairos High?
Kairos High has a Resource Investment Index of 67/100 (B-) based on 1 factor: student-teacher ratio. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes. Limited indicators were available, so the index reflects partial data.