Enrollment
277
Colorado · 2024-25 NCES data
Other / mixed grade configuration · Boulder, CO
Community Montessori School
Federal NCES profile for Community Montessori School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataOther / mixed grade configurationNCES 080249001227
👥 S:T ratio 35
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 61
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Community Montessori School earns 42/100 on the Resource Investment Index, with class sizes near the Colorado median.
- #4 of 9
- schools in Boulder · Resource Index
- 42
- Resource Index · Typical
- 16.3:1
- students per teacher
- 15.3%
- free-lunch eligible
Community Montessori School has class sizes near the Colorado median. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Community Montessori School ranks #4 of 9 schools in Boulder, CO.
School address
District: Boulder Valley School District No. Re2 · Colorado
NCES ID 080249001227 Verify on NCES CCD record →
Teachers (FTE)
17.0
Federal CCD staff survey
Students per teacher
16.3:1
vs 16.6:1 Colorado avg
-2% vs state
Free-lunch eligible
15.3%
vs 38.5% Colorado avg
-60% vs state
Student-teacher ratio in context
How Community Montessori School compares with Colorado and U.S. medians
What stands out at Community Montessori School
Community Montessori School is a lower-poverty, mid-sized combined-grade school in Boulder, Colorado, enrolling 277 students.
At 16.3:1, its student-teacher ratio sits close to the Colorado median, within a few percentage points of the 16.6:1 state norm, neither notably crowded nor notably small.
Economic need runs somewhat below the state's typical profile, with 15.3% of students eligible for free meals.
Enrollment of 277 puts it in the smaller third of Colorado schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 1,922 scored Colorado schools.
Among 227 similarly sized, similarly resourced-need Colorado schools statewide, it ranks #162, in the lower tier once campus size and economic need are matched.
Its student body is led by White (67%) and Hispanic or Latino (19%) (diversity index 51/100).
Counselor access is stretched at roughly 554 students per counselor, well above the ASCA-recommended 250:1 ceiling.
15.5% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Boulder Valley School District No. Re2 also operates Boulder High School (1,939 students) and Fairview High School (1,863 students) alongside Community Montessori School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Community Montessori School compares
Community Montessori School on the metrics families compare, against Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.3:1 | ▼ 2% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 15.3% | ▼ 60% | 38.5% | 51.7% |
| Enrollment | 277 | top 66% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.3:1
Leaner classes than 36% of US schools, a middle-of-the-pack class size.
277
Bigger than 29% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
15.3%
free-lunch eligible
- 60% below the Colorado average of 38.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
16.3:1
students per teacher
- 2% below state mean
Top 56% in Colorado - lower ratio than 44% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
15.5%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$15,316
per pupil, district-wide
- below Colorado avg of $16,273
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 2 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.7 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 67.0%
Hispanic or Latino 18.8%
Two or More 7.6%
Asian 4.7%
African American 1.1%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.4%
Largest group: White at 67.0% of enrollment.
Student-body diversity index 50.8/100
Simpson diversity index - at 50.8, Community Montessori School is more mixed than the Colorado school average of 47.1.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Boulder Valley School District No. Re2, which includes Community Montessori School.
$15,316
Per student
-6%
vs Colorado
Avg $16,273
-8%
vs U.S.
Avg $16,593
Revenue mix
Local 80.6%
State 13.3%
Federal 6.1%
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.
How Community Montessori School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Boulder High School | Larger | Similar economic need | Higher S:T ratio |
| Fairview High School | Larger | Similar economic need | Higher S:T ratio |
| Broomfield High School | Larger | Similar economic need | Higher S:T ratio |
| Centaurus High School | Larger | Higher economic need | Higher S:T ratio |
| Peak to Peak Charter School | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Community Montessori School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,939
- Students per teacher
- 19:1
- Resource Index
- 34/100
- Enrollment
- 1,863
- Students per teacher
- 21.4:1
- Resource Index
- 46/100
- Enrollment
- 1,693
- Students per teacher
- 21.4:1
- Resource Index
- 38/100
- Enrollment
- 1,557
- Students per teacher
- 19.2:1
- Resource Index
- 30/100
- Enrollment
- 1,447
- Students per teacher
- 19.3:1
- Resource Index
- 54/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Colorado, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~277 students)
Similar student-teacher ratio (~16.3:1)
Next steps
Verify locally before acting on Community Montessori School's federal record.
- Compare Community Montessori School against another school. Compare schools
- Boulder Valley School District No. Re2's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Community Montessori School
How many students attend Community Montessori School?
Community Montessori School has 277 students enrolled. It is a public school in Boulder, CO.
What is the student-teacher ratio at Community Montessori School?
The student-teacher ratio at Community Montessori School is 16.3:1, which is 2% lower than the Colorado average of 16.6:1 and 4% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Community Montessori School?
15.3% of students at Community Montessori School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Community Montessori School?
The largest demographic group at Community Montessori School is White at 67.0% of enrollment, in Boulder, CO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 50.8/100.
What is the Resource Investment Index for Community Montessori School?
Community Montessori School has a Resource Investment Index of 42/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Community Montessori School rank among schools in Boulder?
By Resource Investment Index, Community Montessori School ranks #4 of 9 schools in Boulder, CO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Boulder on the city page.
Is Community Montessori School a good school?
Community Montessori School earns 42/100 on the Resource Investment Index, with class sizes near the Colorado median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Boulder Valley School District No. Re2?
Besides Community Montessori School, Boulder Valley School District No. Re2 also operates Boulder High School (1,939 students), Fairview High School (1,863 students), and Broomfield High School (1,693 students). See the Boulder Valley School District No. Re2 district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.