- Enrollment
- 1,308
- Students per teacher
- 17.4:1
- Resource Index
- 20/100
Middle school (grades 6-8) · Springfield, IL
Jefferson Middle School
Federal NCES profile for Jefferson Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 26/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 173708004431
👥 S:T ratio 48
🌟 Gifted program 30
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Jefferson Middle School earns 26/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most Illinois schools.
- #5 of 5
- middle schools in Springfield · Resource Index
- 26
- Resource Index · Lower
- 12.9:1
- students per teacher
- 517
- students enrolled
Jefferson Middle School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Jefferson Middle School ranks #5 of 5 middle schools in Springfield, IL.
School address
District: Springfield Sd 186 · Illinois
NCES ID 173708004431 Verify on NCES CCD record →
NCES CCD universe card
School universe 173708004431 · Springfield, IL Middle · MID · TRAD
517 enr · 12.9:1 · RII 26
Nearest enrollment peer: Springfield High School (1,308 students)
Resource Investment Index #5 of 5 middle schools in Springfield. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
Jefferson Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Springfield Hi
Springfield High School
1,308 students
- Springfield So
Springfield Southeast High Sch
1,229 students
- Lanphier High
Lanphier High School
1,117 students
- Benjamin Frank
Benjamin Franklin Middle School
709 students
- Early Learning
Early Learning Center
549 students
- This school 517
Jefferson Middle School
517 students
What this shows Jefferson Middle School reports 517 students on the CCD universe file.
How Jefferson Middle School compares
Jefferson Middle School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.9:1 | ▼ 8% | 14:1 | 15.7:1 |
| Enrollment | 517 | top 28% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.9:1
Leaner classes than 68% of US schools, among the more generously staffed nationally.
517
Bigger than 64% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
12.9:1
students per teacher
- 8% below state mean
Top 41% in Illinois - lower ratio than 59% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
95.9%
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
$21,554
per pupil, district-wide
- above Illinois avg of $18,196
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
85
in-school suspensions + 256 out-of-school
Suspension rate: 16.4 per 100 students. Combined in-school and out-of-school rate: 66.0 per 100 students. Reported via the Civil Rights Data Collection. Includes 8 expulsions.
Student demographics
African American 56.1%
White 25.7%
Two or More 13.3%
Hispanic or Latino 3.9%
Asian 0.6%
American Indian / Alaska Native 0.4%
Largest group: African American at 56.1% of enrollment.
Student-body diversity index 60.0/100
Simpson diversity index - at 60.0, Jefferson Middle School is more mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Springfield Sd 186, which includes Jefferson Middle School.
$21,554
Per student
+18%
vs Illinois
Avg $18,196
+22%
vs U.S.
Avg $17,658
Revenue mix
Local 46.0%
State 35.9%
Federal 18.1%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Jefferson Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Springfield High School | Larger | No free-lunch data | Higher S:T ratio |
| Springfield Southeast High Sch | Larger | No free-lunch data | Higher S:T ratio |
| Lanphier High School | Larger | No free-lunch data | Higher S:T ratio |
| Benjamin Franklin Middle School | Larger | No free-lunch data | Similar S:T ratio |
| Early Learning Center | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Jefferson Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,229
- Students per teacher
- 15.2:1
- Resource Index
- 23/100
- Enrollment
- 1,117
- Students per teacher
- 14.9:1
- Resource Index
- 23/100
- Enrollment
- 709
- Students per teacher
- 13.6:1
- Resource Index
- 39/100
- Enrollment
- 549
- Students per teacher
- 17.2:1
- Resource Index
- 31/100
Similar middle schools in Springfield
4 comparable middle schools (grades 6-8) serving the same city.
Benjamin Franklin Middle School
Standard public school
709 students 13.6:1 students per teacher
Washington Middle School
Standard public school
516 students 9.9:1 students per teacher
U S Grant Middle School
Standard public school
498 students 10.6:1 students per teacher
Lincoln Magnet School
Standard public school
300 students 13.6:1 students per teacher
Nationwide middle 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 (~517 students)
Frequently asked questions about Jefferson Middle School
How many students attend Jefferson Middle School?
Jefferson Middle School has 517 students enrolled. It is a middle school in Springfield, IL.
What is the student-teacher ratio at Jefferson Middle School?
The student-teacher ratio at Jefferson Middle School is 12.9:1, which is 8% lower than the Illinois average of 14:1 and 18% 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 Jefferson Middle School?
The largest demographic group at Jefferson Middle School is African American at 56.1% of enrollment, in Springfield, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 60.0/100.
What is the Resource Investment Index for Jefferson Middle School?
Jefferson Middle School has a Resource Investment Index of 26/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Jefferson Middle School rank among middle schools in Springfield?
By Resource Investment Index, Jefferson Middle School ranks #5 of 5 middle schools in Springfield, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Springfield on the city page.
What other schools are in Springfield Sd 186?
Besides Jefferson Middle School, Springfield Sd 186 also operates Springfield High School (1,308 students), Springfield Southeast High Sch (1,229 students), and Lanphier High School (1,117 students). See the Springfield Sd 186 district page for the complete list.
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, the data changelog, or report a data error. Data current as of August 2026.