Winnebago High School
🇺🇸 Official data · 2025Winnebago, Illinois 61088 · Winnebago CUSD 323
#191 of 691 high schools in Illinois
#9498 of 16,910 nationally
About Winnebago High School
Winnebago High School is a public high located in Winnebago, in the Winnebago CUSD 323 school district of Illinois, United States. It caters for Grades 9–12. In 2025 it enrolled 422 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 45.9 out of 100, placing it in the lower 50% of high schools in United States and 191st of 691 ranked high schools in Illinois. Its strongest component is community advantage (fewer free/reduced-price lunch) (84th percentile), and its weakest is reading proficiency (18th percentile).
Other published figures: enrollment 422.
There are 4 schools in Winnebago; Winnebago High School ranks 4th of 4 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)27%
- Reading proficiency (30%)32%
- Community advantage (fewer free/reduced-price lunch) (25%)27.7%
- Students per teacher (15%)12.4
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Winnebago High School by the official sources.
- Enrollment
- 422
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 27.7%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 12.4
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 32%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 27%
- Share of tested students proficient or above (all students, all grades).
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Schools near Winnebago High School
Closest schools by straight-line distance, with their Success Index (US).
Winnebago Middle School
Winnebago · Public middle · Grades 6–8
296 students · 101 m away
Jean McNair Elementary School
Winnebago · Public elementary · Grades 3–5
252 students · 124 m away
Dorothy Simon Elem School
Winnebago · Public elementary · Grades PK–2
297 students · 1.1 km away
Kennedy Middle School
Rockford · Public middle · Grades 6–8
393 students · 8.5 km away
Auburn High School
Rockford · Public high · Grades 9–12
1,957 students · 8.5 km away
McIntosh Elementary
Rockford · Public elementary · Grades K–5
398 students · 8.7 km away
Galapagos Rockford Charter Sch
Rockford · Charter elementary · Grades K–8
384 students · 9.2 km away
Rockford Envrnmntl Science Acad
Rockford · Public middle · Grades 6–8
1,108 students · 9.8 km away
Lewis Lemon Elementary
Rockford · Public elementary · Grades K–5
378 students · 9.9 km away
Ellis Elementary School
Rockford · Public elementary · Grades K–5
457 students · 10 km away
Similar schools
Public high schools in Illinois with a comparable Enrollment.
Carver Military Academy HS
Chicago · Public high · Grades 9–12
420 students
Peotone High School
Peotone · Public high · Grades 9–12
420 students
Carmi-White County High School
Carmi · Public high · Grades 9–12
419 students
Hillsboro High School
Hillsboro · Public high · Grades 9–12
419 students
Zion-Benton East High School
Zion · Public high · Grades 9–12
419 students
Infinity Math Science & Tech HS
Chicago · Public high · Grades 9–12
427 students
Frequently asked questions
Is Winnebago High School a good school?
Winnebago High School has a Success Index (US) of 45.9 out of 100 (Lower 50% of high schools in United States) and ranks #191 of 691 in Illinois. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Winnebago High School rank in Illinois?
Winnebago High School ranks #191 of 691 high schools in Illinois and #9498 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Winnebago High School?
Winnebago High School had 422 students in 2025.
Is Winnebago High School a elementary school or a high school?
Winnebago High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Winnebago High School?
There are 10 schools within 15 km of Winnebago High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.