- Enrollment
- 635
- Students per teacher
- 10.6:1
- Resource Index
- 55/100
High school (grades 9-12) · Waltham, MA
Waltham Sr High
Federal NCES profile for Waltham Sr High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 251200001979
👥 S:T ratio 56
🌟 Gifted program 30
🎓 Counselors 75
📋 Attendance 7
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Waltham Sr High earns 42/100 on the Resource Investment Index, with class sizes near the Massachusetts median. It is also one of the largest schools in Massachusetts.
- #9 of 10
- public schools in Waltham · Resource Index
- 42
- Resource Index · Typical
- 11.1:1
- students per teacher
- 1,791
- students enrolled
Waltham Sr High has class sizes near the Massachusetts median. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Waltham Sr High ranks #9 of 10 public schools in Waltham, MA.
School address
District: Waltham · Massachusetts
NCES ID 251200001979 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+65 students YoY
Waltham Sr High held near 1,816 students from 2022-23 to 2023-24 (+65 headcount).
Teacher FTE added 161.5 → 166.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+65 students YoY 251200001979 · Waltham, MA High · MID · TRAD
1,791 enr · 11.1:1 · RII 42
Nearest enrollment peer: John F Kennedy Middle (635 students)
Waltham Sr High held near 1,816 students from 2022-23 to 2023-24 (+65 headcount). Teacher FTE added 161.5 → 166.9 across the same CCD years. Read with this school → · District book → · Massachusetts schools → · Find another →
Waltham Sr High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Waltham Sr High
1,791 students
- John F Kennedy 635
John F Kennedy Middle
635 students
- John W. Mcdevi 618
John W. Mcdevitt Middle School
618 students
- Northeast Elem 527
Northeast Elementary School
527 students
- Douglas Macart 475
Douglas Macarthur Elementary School
475 students
- William F. Sta 381
William F. Stanley Elementary School
381 students
What this shows Waltham Sr High reports 1,791 students on the CCD universe file.
How Waltham Sr High compares
Waltham Sr High held steady on CCD headcount: ratios and free-lunch share vs Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.1:1 | ▼ 10% | 12.3:1 | 15.7:1 |
| Enrollment | 1,791 | top 2% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.1:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
1,791
Bigger than 97% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
11.1:1
students per teacher
- 10% below state mean
Top 36% in Massachusetts - lower ratio than 64% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
37.4%
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
$26,980
per pupil, district-wide
- above Massachusetts avg of $23,695
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors14.4 FTE
Per 124 students, the combined health-and-guidance staffing load for this school.
Discipline context
41
in-school suspensions + 2 out-of-school
Suspension rate: 2.3 per 100 students. Combined in-school and out-of-school rate: 2.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 52.5%
White 32.1%
African American 9.0%
Asian 3.4%
Two or More 2.9%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 52.5% of enrollment.
Student-body diversity index 61.1/100
Simpson diversity index - at 61.1, Waltham Sr High is more mixed than the Massachusetts school average of 47.3.
Programs
AP courses offered 24
District finance for Waltham reports $26,980 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Waltham Sr High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| John F Kennedy Middle | Smaller | No free-lunch data | Similar S:T ratio |
| John W. Mcdevitt Middle School | Smaller | No free-lunch data | Lower S:T ratio |
| Northeast Elementary School | Smaller | No free-lunch data | Similar S:T ratio |
| Douglas Macarthur Elementary School | Smaller | No free-lunch data | Similar S:T ratio |
| William F. Stanley Elementary School | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Waltham Sr High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 618
- Students per teacher
- 8.8:1
- Resource Index
- 47/100
- Enrollment
- 527
- Students per teacher
- 11:1
- Resource Index
- 40/100
- Enrollment
- 475
- Students per teacher
- 11.6:1
- Resource Index
- 49/100
- Enrollment
- 381
- Students per teacher
- 8.9:1
- Resource Index
- 61/100
Nationwide high 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 (~1,791 students)
Frequently asked questions about Waltham Sr High
How many students attend Waltham Sr High?
Waltham Sr High has 1,791 students enrolled. It is a high school in Waltham, MA. CCD year-over-year: 1,751 (2022-23) → 1,816 (2023-24), nearly flat (+65).
What is the student-teacher ratio at Waltham Sr High?
The student-teacher ratio at Waltham Sr High is 11.1:1, which is 10% lower than the Massachusetts average of 12.3:1 and 29% 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 Waltham Sr High?
The largest demographic group at Waltham Sr High is Hispanic or Latino at 52.5% of enrollment, in Waltham, MA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 61.1/100.
What is the Resource Investment Index for Waltham Sr High?
Waltham Sr High has a Resource Investment Index of 42/100 (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 Waltham Sr High rank among public schools in Waltham?
By Resource Investment Index, Waltham Sr High ranks #9 of 10 public schools in Waltham, 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 Waltham on the city page.
What other schools are in Waltham?
Besides Waltham Sr High, Waltham also operates John F Kennedy Middle (635 students), John W. Mcdevitt Middle School (618 students), and Northeast Elementary School (527 students). See the Waltham district page for the complete list.