- Enrollment
- 860
- Students per teacher
- 11.9:1
- Resource Index
- 45/100
Other / mixed grade configuration · St Louis, MO
Washington Montessori
Federal NCES profile for Washington Montessori, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 32/100.
2024-25 NCES dataOther / mixed grade configurationNCES 292928002572
👥 S:T ratio 47
🌟 Gifted program 30
🎓 Counselors 47
📋 Attendance 5
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Washington Montessori earns 32/100 on the Resource Investment Index, with class sizes near the Missouri median.
- #48 of 65
- schools in St Louis · Resource Index
- 32
- Resource Index · Typical
- 13.3:1
- students per teacher
- 98.9%
- free-lunch eligible
Washington Montessori has class sizes near the Missouri median. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Washington Montessori ranks #48 of 65 schools in St Louis, MO.
School address
District: St. Louis City · Missouri
NCES ID 292928002572 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-5 students YoY
Washington Montessori held near 272 students from 2022-23 to 2023-24 (-5 headcount).
Teacher FTE added 20.0 → 23.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-5 students YoY 292928002572 · St Louis, MO Other · SMALL · TRAD
266 enr · 13.3:1 · 98.9% lunch · RII 32
Nearest enrollment peer: Gateway High (860 students)
Washington Montessori held near 272 students from 2022-23 to 2023-24 (-5 headcount). Teacher FTE added 20.0 → 23.0 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Washington Montessori in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Gateway High
Gateway High
860 students
- Roosevelt High
Roosevelt High
734 students
- Vashon High
Vashon High
621 students
- Mckinley Class
Mckinley Class. Leadership Ac.
610 students
- Stix Early Chi
Stix Early Childhood Ctr.
472 students
- This school 266
Washington Montessori
266 students
What this shows Washington Montessori reports 266 students on the CCD universe file.
How Washington Montessori compares
Washington Montessori held steady on CCD headcount: ratios and free-lunch share vs Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.3:1 | ▲ 4% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 98.9% | ▲ 115% | 46.1% | 51.7% |
| Enrollment | 266 | top 59% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.3:1
Leaner classes than 64% of US schools, a middle-of-the-pack class size.
266
Bigger than 28% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
98.9%
free-lunch eligible
- 115% above the Missouri average of 46.1%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
13.3:1
students per teacher
- 4% above state mean
Top 60% in Missouri - lower ratio than 40% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
38.0%
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
$22,979
per pupil, district-wide
- above Missouri avg of $14,087
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 266 students, the combined health-and-guidance staffing load for this school.
Discipline context
12
in-school suspensions + 6 out-of-school
Suspension rate: 4.5 per 100 students. Combined in-school and out-of-school rate: 6.8 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 96.2%
Hispanic or Latino 1.9%
White 0.8%
Two or More 0.8%
American Indian / Alaska Native 0.4%
Largest group: African American at 96.2% of enrollment.
Student-body diversity index 7.4/100
Simpson diversity index - at 7.4, Washington Montessori is less mixed than the Missouri school average of 31.0.
Programs
District finance for St. Louis City reports $22,979 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Washington Montessori Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Gateway High | Larger | Similar economic need | Similar S:T ratio |
| Roosevelt High | Larger | Similar economic need | Higher S:T ratio |
| Vashon High | Larger | Similar economic need | Higher S:T ratio |
| Mckinley Class. Leadership Ac. | Larger | Similar economic need | Higher S:T ratio |
| Stix Early Childhood Ctr. | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Washington Montessori's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 734
- Students per teacher
- 21:1
- Resource Index
- 29/100
- Enrollment
- 621
- Students per teacher
- 15.1:1
- Resource Index
- 42/100
- Enrollment
- 610
- Students per teacher
- 15.3:1
- Resource Index
- 51/100
- Enrollment
- 472
- Students per teacher
- 18.2:1
- Resource Index
- 39/100
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~266 students)
Similar student-teacher ratio (~13.3:1)
Frequently asked questions about Washington Montessori
How many students attend Washington Montessori?
Washington Montessori has 266 students enrolled. It is a public school in St Louis, MO. CCD year-over-year: 277 (2022-23) → 272 (2023-24), nearly flat (-5).
What is the student-teacher ratio at Washington Montessori?
The student-teacher ratio at Washington Montessori is 13.3:1, which is 4% higher than the Missouri average of 12.8:1 and 15% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Washington Montessori?
98.9% of students at Washington Montessori are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Washington Montessori?
The largest demographic group at Washington Montessori is African American at 96.2% of enrollment, in St Louis, MO.
What is the Resource Investment Index for Washington Montessori?
Washington Montessori has a Resource Investment Index of 32/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Washington Montessori rank among schools in St Louis?
By Resource Investment Index, Washington Montessori ranks #48 of 65 schools in St Louis, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in St Louis on the city page.
What other schools are in St. Louis City?
Besides Washington Montessori, St. Louis City also operates Gateway High (860 students), Roosevelt High (734 students), and Vashon High (621 students). See the St. Louis City district page for the complete list.