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High · Regular · Grades 9 to 12

Jefferson High School, Rockford, IL

CEP schoolJefferson High School is a public high school in Rockford, part of Rockford SD 205. It enrolled 2,173 students in 2024-25, with 19.8 students per full-time teacher.

Enrollment and teachers

Students
2,173
Teachers (FTE)
110.0
Students per teacher
19.8
Grades
9 to 12

This school's ratio is 2.3 higher than the district figure of 17.5. The Illinois average across schools is 13.7. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school19.8
District17.5
Illinois13.7
United States15.3

School details

Address
4145 Samuelson Rd, Rockford, IL 61109
Phone
(815)874-9536
District
Rockford SD 205
County
Winnebago County
Level
High
Type
Regular
Status
Open
Charter
No
Virtual
No
Locale
City: Midsize
NCES school ID
173451003585
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Free or reduced-price lunch
1,52170.0% of enrollment.
Community Eligibility Provision
Yes (CEP school)

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

Other high schools in Rockford SD 205

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.