Enrollment
211
Wisconsin · 2024-25 NCES data
2024-25 NCES data Other / mixed grade configuration NCES 550008903150 Charter school
Adeline Montessori School Inc — Oconomowoc, WI
Federal NCES profile for Adeline Montessori School Inc, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 60/100.
👥 Class size 54
🌟 Gifted program 30
📋 Attendance 97
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: Adeline Montessori School Inc. · Wisconsin
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)
9.0
Federal CCD staff survey
Students per teacher
11.4:1
vs 15.1:1 Wisconsin avg
-25% vs state
Student-teacher ratio in context
How Adeline Montessori School Inc compares with Wisconsin 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
Adeline Montessori School Inc reports 211 enrolled students to the National Center for Education Statistics (NCES) alongside 9.0 full-time-equivalent teachers, producing a 11.4:1 student-teacher ratio. That figure sits 25% below the Wisconsin state mean of 15.1:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 28% lower, a useful calibration for families comparing districts across state lines.
Chronic absenteeism — missing 10% or more of school days — stands at 1.4% according to the 2021-22 Civil Rights Data Collection.
Taken together, these measurements produce a Resource Investment Index of 60/100 (C+), calculated from 3 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 Adeline Montessori School Inc compares
Cross-validating school-level NCES values against Wisconsin state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Wisconsin | Wisconsin avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.4:1 | ▼ 25% | 15.1:1 | 15.9:1 |
| Enrollment | 211 | top 33% | — | — |
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.
Staffing depth
11.4:1
students per teacher
— 25% below state mean
Top 21% in Wisconsin — lower ratio than 79% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Engagement
1.4%
chronically absent (missed 10%+ of school days)
Below 10% — strong attendance relative to the post-pandemic national landscape.
Overview
Enrollment 211 Top 33% in Wisconsin — larger than 67% of 2,205 state schools
Teachers (FTE) 9.0
Students per teacher 11.4:1 -25% vs state
Free-lunch eligible —
NCES ID 550008903150
Student demographics
White 47.8%
African American 32.1%
Two or More 10.0%
Hispanic or Latino 8.1%
Asian 1.9%
Largest group: White at 47.8% of enrollment.
Programs & staff
Discipline & special education
Chronically absent 1.4%
Similar other schools in Oconomowoc
6 comparable other schools (grades Mixed) serving the same city.
Lake Country Classical Academy Inc
Standard public school
562 students
Meadow View Elementary
Standard public school
548 students 16.1:1 students per teacher
Summit Elementary
Standard public school
504 students 14.6:1 students per teacher
Park Lawn Elementary
Standard public school
383 students 13.4:1 students per teacher
Greenland Elementary
Standard public school
263 students 12.5:1 students per teacher
Stone Bank Elementary
Standard public school
241 students 12.7:1 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 Adeline Montessori School Inc
How many students attend Adeline Montessori School Inc?
Adeline Montessori School Inc has 211 students enrolled. It is a other school in Oconomowoc, WI.
What is the student-teacher ratio at Adeline Montessori School Inc?
The student-teacher ratio at Adeline Montessori School Inc is 11.4:1, which is 25% lower than the Wisconsin average of 15.1:1 and 28% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Adeline Montessori School Inc?
The largest demographic group at Adeline Montessori School Inc is White at 47.8%. The school serves a diverse student body in Oconomowoc, WI.
What is the Resource Investment Index for Adeline Montessori School Inc?
Adeline Montessori School Inc has a Resource Investment Index of 60/100 (C+) based on 3 factors: student-teacher ratio, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.