Enrollment
621
Pennsylvania · 2024-25 NCES data
Middle school (grades 6-8) · Pittsburgh, PA
Jefferson Ms
Federal NCES profile for Jefferson Ms, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 57/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 421611000340
👥 S:T ratio 55
🌟 Gifted program 70
🎓 Counselors 38
📋 Attendance 64
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Jefferson Ms earns 57/100 on the Resource Investment Index, with class sizes smaller than 81% of Pennsylvania schools.
- #4 of 21
- middle schools in Pittsburgh · Resource Index
- 57
- Resource Index · Higher
- 11.3:1
- small classes for Pennsylvania
- 15.4%
- free-lunch eligible
Jefferson Ms has class sizes smaller than 81% of Pennsylvania schools. Computed live against every Pennsylvania school reporting to NCES.
By Resource Investment Index, Jefferson Ms ranks #4 of 21 middle schools in Pittsburgh, PA.
School address
District: Mt Lebanon Sd · Pennsylvania
NCES ID 421611000340 Verify on NCES CCD record →
Teachers (FTE)
55.0
Federal CCD staff survey
Students per teacher
11.3:1
vs 13.6:1 Pennsylvania avg
-17% vs state
Free-lunch eligible
15.4%
vs 58.1% Pennsylvania avg
-73% vs state
Student-teacher ratio in context
How Jefferson Ms compares with Pennsylvania and U.S. medians
What stands out at Jefferson Ms
Jefferson Ms is a lower-poverty, mid-sized middle school in Pittsburgh, Pennsylvania, enrolling 621 students.
Class sizes run a bit leaner than typical: 11.3:1 puts it in the smaller third of Pennsylvania schools by student-teacher ratio.
Comparatively few students face economic hardship here, 15.4% free-meal eligibility runs 73% below the Pennsylvania average.
Enrollment of 621 puts it in the larger third of Pennsylvania schools by headcount.
Its Resource Investment Index lands in the upper third of 2,889 scored Pennsylvania schools.
Against 431 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #82.
Its student body is predominantly White (82% of enrollment) (diversity index 32/100).
Counselor coverage runs a bit thin, about 311 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
14.5% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Among Pittsburgh's middle schools, it stands alongside North Hills Ms (1,127 students): Jefferson Ms is smaller than that campus by headcount and runs leaner classes (11.3:1 vs 15:1).
Mt Lebanon Sd also operates Mt Lebanon Shs (1,772 students) and Mellon Ms (661 students) alongside Jefferson Ms.
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 Jefferson Ms compares
Jefferson Ms on the metrics families compare, against Pennsylvania and U.S. means.
| Metric | This school | vs Pennsylvania | Pennsylvania avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.3:1 | ▼ 17% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 15.4% | ▼ 73% | 58.1% | 51.7% |
| Enrollment | 621 | top 27% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.3:1
Leaner classes than 81% of US schools, among the more generously staffed nationally.
621
Bigger than 75% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
15.4%
free-lunch eligible
- 73% below the Pennsylvania average of 58.1%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
11.3:1
students per teacher
- 17% below state mean
Top 19% in Pennsylvania - lower ratio than 81% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
14.5%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$17,959
per pupil, district-wide
- below Pennsylvania avg of $17,970
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 311 students, the combined health-and-guidance staffing load for this school.
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: 0.3 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
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 82.1%
Asian 7.4%
Hispanic or Latino 4.0%
Two or More 4.0%
African American 2.4%
Largest group: White at 82.1% of enrollment.
Student-body diversity index 31.7/100
Simpson diversity index - at 31.7, Jefferson Ms is less mixed than the Pennsylvania school average of 37.3.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Mt Lebanon Sd, which includes Jefferson Ms.
$17,959
Per student
0%
vs Pennsylvania
Avg $17,970
+8%
vs U.S.
Avg $16,593
Revenue mix
Local 72.2%
State 21.7%
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 Jefferson Ms Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Mt Lebanon Shs | Larger | Similar economic need | Higher S:T ratio |
| Mellon Ms | Similar size | Similar economic need | Similar S:T ratio |
| Washington El Sch | Smaller | Similar economic need | Similar S:T ratio |
| Lincoln El Sch | Smaller | Similar economic need | Higher S:T ratio |
| Howe El Sch | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Jefferson Ms's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,772
- Students per teacher
- 14.1:1
- Resource Index
- 57/100
- Enrollment
- 661
- Students per teacher
- 12:1
- Resource Index
- 57/100
- Enrollment
- 416
- Students per teacher
- 12.6:1
- Resource Index
- 53/100
- Enrollment
- 414
- Students per teacher
- 14.8:1
- Resource Index
- 53/100
- Enrollment
- 398
- Students per teacher
- 16.6:1
- Resource Index
- 54/100
Similar middle schools in Pittsburgh
6 comparable middle schools (grades 6-8) serving the same city.
North Hills Ms
Standard public school
1,127 students 15:1 students per teacher
Dorseyville Ms
Standard public school
981 students 13.1:1 students per teacher
Pleasant Hills Ms
Standard public school
813 students 16.9:1 students per teacher
Mellon Ms
Standard public school
661 students 12:1 students per teacher
Carson Ms
Standard public school
652 students 10.9:1 students per teacher
Fort Couch Ms
Standard public school
647 students 13.8:1 students per teacher
Similar middle schools statewide
Matched by enrollment size and by staffing ratio across all of Pennsylvania, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~621 students)
Similar student-teacher ratio (~11.3:1)
Next steps
Verify locally before acting on Jefferson Ms's federal record.
- Compare Jefferson Ms against another school. Compare schools
- Mt Lebanon Sd'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 Jefferson Ms
How many students attend Jefferson Ms?
Jefferson Ms has 621 students enrolled. It is a middle school in Pittsburgh, PA.
What is the student-teacher ratio at Jefferson Ms?
The student-teacher ratio at Jefferson Ms is 11.3:1, which is 17% lower than the Pennsylvania average of 13.6:1 and 28% lower 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 Jefferson Ms?
15.4% of students at Jefferson Ms are eligible for free lunch, compared to the Pennsylvania average of 58.1%.
What is the racial and ethnic makeup of Jefferson Ms?
The largest demographic group at Jefferson Ms is White at 82.1% of enrollment, in Pittsburgh, PA.
What is the Resource Investment Index for Jefferson Ms?
Jefferson Ms has a Resource Investment Index of 57/100 (higher 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 Jefferson Ms rank among middle schools in Pittsburgh?
By Resource Investment Index, Jefferson Ms ranks #4 of 21 middle schools in Pittsburgh, PA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Pittsburgh on the city page.
Is Jefferson Ms a good school?
Jefferson Ms earns 57/100 on the Resource Investment Index, with class sizes smaller than 81% of Pennsylvania 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 Mt Lebanon Sd?
Besides Jefferson Ms, Mt Lebanon Sd also operates Mt Lebanon Shs (1,772 students), Mellon Ms (661 students), and Washington El Sch (416 students). See the Mt Lebanon Sd 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.