Excellent
#318 of 3,813 schools in IL
Top 8% in state
Jefferson JR High School
Middle School · Naperville CUSD 203
1525 N Loomis St, Naperville, IL 60563
Enrollment
849
Student-Teacher
12.5:1
Score
8.5
Grades
6th – 8th
Enrollment
849
Student-Teacher
12.5:1
Score
8.5
Grades
6th – 8th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Illinois schools
#318 of 3,813
In Naperville
#23 of 40
public schools
In district
#21 of 22
Naperville CUSD 203
School environment
9.2 / 10
Excellent
Shortlisting around Jefferson JR High School?
Use this profile as one decision point, then compare nearby options, source confidence, and commute fit before picking a neighborhood around it.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Jefferson JR High School
Middle School in Naperville · grades 6th – 8th. Start here, then compare fit against nearby and district options.
Beebe Elem School
0.4 mi away. Use as a geographic alternative in the same move search.
Mill Street Elem School
0.6 mi away. Use as a geographic alternative in the same move search.
About Jefferson JR High School
Jefferson JR High School is a public middle school in Naperville, IL, part of Naperville CUSD 203. Jefferson JR High School serves approximately 849 students, and covers grades 6th-8th, and has a 12.5:1 student-teacher ratio. Jefferson JR High School has a current MySchoolScout rating of 8.5 out of 10 and ranks #318 of 3,813 schools in IL.
Structured state assessment records for Jefferson JR High School show 61% math proficiency (multi-year average, 2009-2021) and 68% reading/ELA proficiency (multi-year average, 2009-2022).
- This school 8.5 · Excellent
- District avg 8.8
- IL avg 6.1
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Jefferson JR High School — Students at Jefferson JR High School score 43% proficient, which is above what's typical for similar communities (expected: 36%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
29.7%
Students qualifying for federal meal assistance
Test Scores IL EDFACTS (2021-22)
Based on 27 test records from IL state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.7/10.
How Jefferson JR High School Compares
See how Jefferson JR High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Location
1525 N Loomis St, Naperville, IL 60563
Nearby Alternatives
Families considering Jefferson JR High School may also want to explore other middle schools in the area. Washington Jr High School (rated 8.8/10, 1.2 miles away), which scores slightly higher. Additionally, Hubble Middle School (rated 6.8/10, 1.6 miles away, in nearby Warrenville), a more accessible option. For more schools in Naperville, see our Naperville schools guide .
Nearby Schools
20 within 3.0 mi| School | Distance | Rating |
|---|---|---|
| Beebe Elem School Naperville | 0.4 mi | 8.5 |
| Mill Street Elem School Naperville | 0.6 mi | 9.3 |
| Naperville North High School Naperville | 1.0 mi | 9.4 |
| Ellsworth Elem School Naperville | 1.2 mi | 9.7 |
| Washington Jr High School Naperville | 1.2 mi | 8.8 |
| CREME DE LA CREME Warrenville | 1.0 mi | — |
| SAINTS PETER & PAUL SCHOOL Naperville | 1.3 mi | 4.6 |
| DUPAGE MONTESSORI SCHOOL Naperville | 1.2 mi | 8.4 |
| Naper Elem School Naperville | 1.5 mi | 8.8 |
| Hubble Middle School Warrenville | 1.6 mi | 6.8 |
| Highlands Elem School Naperville | 1.9 mi | 9.4 |
| Naperville Central High School Naperville | 2.0 mi | 9.2 |
| Prairie Elem School Naperville | 2.1 mi | 9.2 |
| Bower Elem School Warrenville | 2.0 mi | 7.7 |
| ALL SAINTS CATHOLIC ACADEMY Naperville | 2.2 mi | 6.7 |
| Wheaton Warrenville South H S Wheaton | 2.7 mi | 8.4 |
| Elmwood Elem School Naperville | 2.7 mi | 8.8 |
| Steeple Run Elem School Naperville | 2.2 mi | 8.9 |
| Wiesbrook Elem School Wheaton | 3.0 mi | 6.9 |
| ST RAPHAEL CATHOLIC SCHOOL Naperville | 3.0 mi | 5.7 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 60563 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$106,207
Median Home Value
$422,900
Median Rent
$1,786/mo
Population
38,829
College Educated
66.3%
Homeownership
53.5%
Avg Commute
28 min
Poverty Rate
7.1%
Median Age
37.2
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Franklin Middle School Wheaton, IL | 8.5 |
| Woodlawn Middle School Long Grove, IL | 8.5 |
| Chippewa Middle School Des Plaines, IL | 8.4 |
| Hawthorn Middle School North Vernon Hills, IL | 8.6 |
| Hawthorn Middle School South Vernon Hills, IL | 8.4 |
| Jane Addams JHS Schaumburg, IL | 8.4 |
Frequently Asked Questions
Common questions about Jefferson JR High School
What grades does Jefferson JR High School serve?
Jefferson JR High School serves students in grades 6th through 8th.
How many students attend Jefferson JR High School?
Jefferson JR High School has an enrollment of approximately 849 students.
What is the student-teacher ratio at Jefferson JR High School?
The student-teacher ratio at Jefferson JR High School is 12.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Jefferson JR High School rank in IL?
Jefferson JR High School ranks #318 of 3,813 schools in IL.
What is Jefferson JR High School's MySchoolScout rating?
Jefferson JR High School has a current MySchoolScout rating of 8.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Jefferson JR High School?
Based on loaded state assessment records, Jefferson JR High School has 61% math proficiency (multi-year average, 2009-2021) and 68% reading/ELA proficiency (multi-year average, 2009-2022).
Is Jefferson JR High School a charter school?
No, Jefferson JR High School is not a charter school. It is a traditional public school operated by the local school district.
Is Jefferson JR High School a Title I school?
No, Jefferson JR High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Jefferson JR High School?
29.7% of students at Jefferson JR High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 8th
- Enrollment
- 849
- Student-Teacher Ratio
- 12.5:1
- Teachers (FTE)
- 68
- Free/Reduced Lunch
- 29.7%
- Type
- regular
- Setting
- Midsize City
- County
- DuPage County
- Chronic Absenteeism (SY 2022-23)
- 20.0%
- Phone
- (630) 420-6363
Resources & Links
District
Naperville CUSD 203- District Enrollment
- 16,071
- Schools in District
- 22
- Per-Pupil Spending
- $22,199
- District Rank
- #21 of 22
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateRelated reading
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.