Average
#1495 of 3,813 schools in IL
Top 39% 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
6.7
Grades
6th – 8th
Enrollment
849
Student-Teacher
12.5:1
Score
6.7
Grades
6th – 8th
Updated
2022-23
Updated 2022-23
How this school compares
In Naperville
#24 of 40
public schools
Illinois middle schools
#271 of 684
In district
#16 of 22
Naperville CUSD 203
School environment
8.9 / 10
Exceptional
About Jefferson JR High School
Jefferson Jr High School serves 849 students in grades 6 through 8 in Naperville, Illinois, delivering strong academic performance with a MySchoolScout rating of 7.9 out of 10. The school ranks in the 93rd percentile statewide, placing 273rd among Illinois's 3,819 schools, reflecting its commitment to middle school education. With 68 full-time equivalent teachers, Jefferson maintains a favorable 12.5:1 student-teacher ratio, allowing for more personalized attention during these crucial transitional years.
The school's academic score of 8.9 out of 10 demonstrates solid educational outcomes, with 50% of students achieving proficiency or above in English Language Arts and Reading across all grade levels. Jefferson Jr High operates as a regular public school in DuPage County, serving a community where education is highly valued. The surrounding 60563 ZIP code area reflects this priority, with 64% of residents holding bachelor's degrees or higher and a median household income of $106,328.
The neighborhood's low poverty rate of 6.6% and median home values of $409,400 indicate a stable, affluent community of nearly 39,000 residents. The school sits in Naperville's mid-size city environment, providing students with suburban advantages while maintaining access to diverse educational and cultural opportunities that support their academic and personal development.
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: 35%).
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 5 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: 3.4/10.
How Jefferson JR High School Compares
See how Jefferson JR High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 50% (2019) to 36% (2021). Reading/ELA proficiency has declined from 66% (2019) to 50% (2022).
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 6.7/10, 1.2 miles away), with a very similar rating. Additionally, Hubble Middle School (rated 6.4/10, 1.6 miles away, in nearby Warrenville), with a very similar rating. 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 | 7.2 |
| Mill Street Elem School Naperville | 0.6 mi | 7.3 |
| Naperville North High School Naperville | 1.0 mi | 8.7 |
| Ellsworth Elem School Naperville | 1.2 mi | 8.7 |
| Washington Jr High School Naperville | 1.2 mi | 6.7 |
| 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 | 6.9 |
| Hubble Middle School Warrenville | 1.6 mi | 6.4 |
| Highlands Elem School Naperville | 1.9 mi | 7.9 |
| Naperville Central High School Naperville | 2.0 mi | 8.2 |
| Prairie Elem School Naperville | 2.1 mi | 7.0 |
| Bower Elem School Warrenville | 2.0 mi | 9.1 |
| ALL SAINTS CATHOLIC ACADEMY Naperville | 2.2 mi | 6.7 |
| Wheaton Warrenville South H S Wheaton | 2.7 mi | 7.8 |
| Elmwood Elem School Naperville | 2.7 mi | 5.2 |
| Steeple Run Elem School Naperville | 2.2 mi | 7.0 |
| Wiesbrook Elem School Wheaton | 3.0 mi | 6.0 |
| 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
Community Profile
The community surrounding Jefferson JR High School has a median household income of $106,207. It is a well-educated community where 66% of adults hold a bachelor's degree or higher. The median home value in the area is $422,900, with a median rent of $1,786/month. The local poverty rate of 7.1% is relatively low. The average commute for residents is 28 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Beach Park Middle School Beach Park, IL | 6.7 |
| Cary Jr High School Cary, IL | 6.7 |
| Franklin Middle School Champaign, IL | 6.7 |
| Jackson Middle School Villa Park, IL | 6.7 |
| Sam Rotolo Middle Sch Batavia, IL | 6.7 |
| Springman Middle School Glenview, IL | 6.7 |
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 is ranked #1495 out of 3,813 schools in IL.
What is Jefferson JR High School's MySchoolScout rating?
Jefferson JR High School has a composite rating of 6.7 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Jefferson JR High School?
Based on the most recent state assessment data, Jefferson JR High School has 43.0% math proficiency and 53.0% reading/ELA proficiency.
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
- City Safety
- Elevated (968/100K)
FBI UCR 2024. City-level (Naperville). Data >1 year old.
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
- Phone
- (630) 420-6363
- Data Year
- 2023–2024
Resources & Links
District
Naperville CUSD 203- District Enrollment
- 16,071
- Schools in District
- 22
- Per-Pupil Spending
- $22,199
- District Rank
- #16 of 22
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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