School Overview
Jefferson Junior High School, located at 1525 N. Loomis St. in Naperville, Illinois, is a highly regarded middle school serving students in grades 6 through 8. As part of the prestigious Naperville Community Unit School District 203, the school is known for maintaining a strong academic focus while fostering a supportive and inclusive environment for its diverse student body. Its location in a central part of Naperville allows it to integrate closely with the surrounding community, providing students with access to a wide variety of extracurricular activities, athletics, and enrichment programs designed to support adolescent development.

The school is frequently recognized for its commitment to academic excellence and its dedicated faculty who prioritize both social-emotional learning and core educational standards. Jefferson Junior High emphasizes a collaborative culture, encouraging students to engage in critical thinking and leadership through various clubs, service projects, and competitive sports teams. With a long-standing reputation for high student performance and a focus on preparing young learners for the rigors of high school at Naperville North, Jefferson remains a cornerstone institution for families residing in the northern Naperville area.
817
Total Students
65.9
Full-Time Teachers
12.4
Student/Teacher Ratio
N/A
Free/Reduced Lunch
Student Demographics

Student Demographics Data Table

Student Demographics for Jefferson Jr High School
Demographic Student Count
White379
Hispanic195
Black75
Asian129
Two or More34
American Indian2
  • White
    379 (46.6 %)
  • Hispanic
    195 (24.0 %)
  • Asian
    129 (15.8 %)
  • Black
    75 (9.2 %)
  • Two or More
    34 (4.2 %)
  • American Indian
    2 (0.2 %)
School Location
School Details
Status: Open
School Level: Middle School
School Type: Regular School
Charter Status:* Public Non-Charter
Virtual Instruction: No virtual instruction
Shared Time Status: No
District: Naperville CUSD 203
Phone: (630)420-6363
Website: http://www.naperville203.org/jjhs
Grade Range: 6th - 8th
Total Students: 817
Full-Time Teachers (FTE): 65.9
Pupil/Teacher Ratio: 12.4
NSLP Participation:1 Yes participating without using any Provision or the CEO
Qualified Free Lunch: 0
Qualified Reduced Lunch: 0
Grades Taught
Grade 6 253
Grade 7 275
Grade 8 289

Grades Taught Data Table

Grades Taught and Student Counts for Jefferson Jr High School
Grade Student Count
Grade 6253
Grade 7275
Grade 8289
Gender Ratio

Student Gender Ratio Data Table

Student Gender Ratio for Jefferson Jr High School
Gender Student Count Percentage
Female39848.7%
Male41650.9%
Not Specified30.4%
Nearby Middle Schools (Within 10 Miles)