Enrollment
143
Massachusetts · 2024-25 NCES data
Elementary school (grades K-5) · Brighton, MA
Lyon K-8 School
Federal NCES profile for Lyon K-8 School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 39/100.
2024-25 NCES dataElementary school (grades K-5)NCES 250279002458
👥 S:T ratio 73
🌟 Gifted program 30
📋 Attendance 14
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Lyon K-8 School earns 39/100 on the Resource Investment Index, with class sizes smaller than 97% of Massachusetts schools. It is also more racially and ethnically mixed than most Massachusetts schools.
- #4 of 7
- public schools in Brighton · Resource Index
- 39
- Resource Index · Typical
- 6.8:1
- small classes for Massachusetts
- 143
- students enrolled
Lyon K-8 School has class sizes smaller than 97% of Massachusetts schools. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Lyon K-8 School ranks #4 of 7 public schools in Brighton, MA.
School address
District: Boston · Massachusetts
NCES ID 250279002458 Verify on NCES CCD record →
Teachers (FTE)
21.0
Federal CCD staff survey
Students per teacher
6.8:1
vs 12.3:1 Massachusetts avg
-45% vs state
Student-teacher ratio in context
How Lyon K-8 School compares with Massachusetts and U.S. medians
What stands out at Lyon K-8 School
Lyon K-8 School is a small elementary school in Brighton, Massachusetts, enrolling 143 students.
Classes run notably small here: at 6.8:1, Lyon K-8 School is leaner than roughly 97% of Massachusetts schools and 45% under the state's 12.3:1 norm, more adult attention per pupil than most peers.
This is a small campus: fewer students than 91% of Massachusetts schools, with 143 enrolled.
Its Resource Investment Index lands in the lower third of 1,831 scored Massachusetts schools.
Its student body is led by Hispanic or Latino (41%) and White (25%), more mixed than most schools in the state (diversity index 72/100).
Chronic absenteeism is elevated: 34.3% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Boston spends $34,835 per pupil, 55% above the Massachusetts average, a better-resourced district than most.
Boston also operates Boston Latin School (2,424 students) and Boston Latin Academy (1,693 students) alongside Lyon K-8 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 Lyon K-8 School compares
Lyon K-8 School on the metrics families compare, against Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 6.8:1 | ▼ 45% | 12.3:1 | 15.7:1 |
| Enrollment | 143 | top 91% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
6.8:1
Leaner classes than 97% of US schools, among the more generously staffed nationally.
143
Bigger than 14% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Staffing depth
6.8:1
students per teacher
- 45% below state mean
Top 3% in Massachusetts - lower ratio than 97% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
34.3%
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
$34,835
per pupil, district-wide
- above Massachusetts avg of $22,458
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
4
in-school suspensions + 10 out-of-school
Suspension rate: 2.8 per 100 students. Combined in-school and out-of-school rate: 9.8 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
Hispanic or Latino 41.3%
White 24.5%
African American 21.0%
Two or More 7.0%
Asian 5.6%
American Indian / Alaska Native 0.7%
Largest group: Hispanic or Latino at 41.3% of enrollment.
Student-body diversity index 71.7/100
Simpson diversity index - at 71.7, Lyon K-8 School is more mixed than the Massachusetts school average of 47.3.
Programs
Funding & spending
District-wide per-pupil expenditure for Boston, which includes Lyon K-8 School.
$34,835
Per student
+55%
vs Massachusetts
Avg $22,458
+110%
vs U.S.
Avg $16,593
Revenue mix
Local 62.0%
State 25.9%
Federal 12.1%
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 Lyon K-8 School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Boston Latin School | Larger | No free-lunch data | Higher S:T ratio |
| Boston Latin Academy | Larger | No free-lunch data | Higher S:T ratio |
| O'bryant School of Math & Science | Larger | No free-lunch data | Higher S:T ratio |
| East Boston High School | Larger | No free-lunch data | Higher S:T ratio |
| Madison Park Technical Vocational High School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Lyon K-8 School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,424
- Students per teacher
- 19.5:1
- Resource Index
- 39/100
- Enrollment
- 1,693
- Students per teacher
- 18.6:1
- Resource Index
- 32/100
- Enrollment
- 1,509
- Students per teacher
- 14.8:1
- Resource Index
- 27/100
- Enrollment
- 1,252
- Students per teacher
- 13:1
- Resource Index
- 34/100
- Enrollment
- 1,121
- Students per teacher
- 9.6:1
- Resource Index
- 29/100
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of Massachusetts, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~143 students)
Similar student-teacher ratio (~6.8:1)
Next steps
Verify locally before acting on Lyon K-8 School's federal record.
- Compare Lyon K-8 School against another school. Compare schools
- Boston'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 Lyon K-8 School
How many students attend Lyon K-8 School?
Lyon K-8 School has 143 students enrolled. It is an elementary school in Brighton, MA.
What is the student-teacher ratio at Lyon K-8 School?
The student-teacher ratio at Lyon K-8 School is 6.8:1, which is 45% lower than the Massachusetts average of 12.3:1 and 57% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Lyon K-8 School?
The largest demographic group at Lyon K-8 School is Hispanic or Latino at 41.3% of enrollment, in Brighton, MA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 71.7/100.
What is the Resource Investment Index for Lyon K-8 School?
Lyon K-8 School has a Resource Investment Index of 39/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Lyon K-8 School rank among public schools in Brighton?
By Resource Investment Index, Lyon K-8 School ranks #4 of 7 public schools in Brighton, MA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Brighton on the city page.
Is Lyon K-8 School a good school?
Lyon K-8 School earns 39/100 on the Resource Investment Index, with class sizes smaller than 97% of Massachusetts schools. It is also more racially and ethnically mixed than most Massachusetts schools. 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 Boston?
Besides Lyon K-8 School, Boston also operates Boston Latin School (2,424 students), Boston Latin Academy (1,693 students), and O'bryant School of Math & Science (1,509 students). See the Boston 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.