Johnsburg High School
🇺🇸 Official data · 2025Johnsburg, Illinois 60051 · Johnsburg CUSD 12
#110 of 691 high schools in Illinois
#7237 of 16,910 nationally
About Johnsburg High School
Johnsburg High School is a public high located in Johnsburg, in the Johnsburg CUSD 12 school district of Illinois, United States. It caters for Grades 9–12. In 2025 it enrolled 502 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 54.3 out of 100, placing it in the top 50% of high schools in United States and 110th of 691 ranked high schools in Illinois. Its strongest component is community advantage (fewer free/reduced-price lunch) (78th percentile), and its weakest is reading proficiency (31th percentile).
Other published figures: enrollment 502.
There are 3 schools in Johnsburg; Johnsburg High School ranks 1st of 3 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)42%
- Reading proficiency (30%)42%
- Community advantage (fewer free/reduced-price lunch) (25%)32.1%
- Students per teacher (15%)13.2
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 Johnsburg High School by the official sources.
- Enrollment
- 502
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 32.1%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 13.2
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 42%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 42%
- Share of tested students proficient or above (all students, all grades).
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Schools near Johnsburg High School
Closest schools by straight-line distance, with their Success Index (US).
Johnsburg Elementary School
Johnsburg · Public elementary · Grades 3–5
386 students · 2.1 km away
Johnsburg Jr High School
Johnsburg · Public middle · Grades 6–8
373 students · 2.1 km away
Spring Grove Elementary School
Spring Grove · Public elementary · Grades PK–5
327 students · 4.6 km away
Lotus School
Spring Grove · Public elementary · Grades PK–4
345 students · 5.1 km away
Ringwood School Primary Ctr
Ringwood · Public elementary · Grades PK–2
420 students · 5.4 km away
McHenry Middle School
McHenry · Public middle · Grades 6–8
695 students · 5.7 km away
Stanton School
Fox Lake · Public middle · Grades 5–8
255 students · 6.1 km away
Hilltop Elem School
McHenry · Public elementary · Grades K–3
424 students · 6.2 km away
Grant Community High School
Fox Lake · Public high · Grades 9–12
1,769 students · 6.3 km away
Landmark Elem School
McHenry · Public elementary · Grades K–5
189 students · 7.2 km away
Similar schools
Public high schools in Illinois with a comparable Enrollment.
Roxana Sr High School
Roxana · Public high · Grades 9–12
500 students
North Boone High School
Poplar Grove · Public high · Grades 9–12
496 students
Olympia High School
Stanford · Public high · Grades 9–12
495 students
Mendota Twp High School
Mendota · Public high · Grades 9–12
493 students
Massac County High School
Metropolis · Public high · Grades 9–12
512 students
Eureka High School
Eureka · Public high · Grades 9–12
513 students
Frequently asked questions
Is Johnsburg High School a good school?
Johnsburg High School has a Success Index (US) of 54.3 out of 100 (Top 50% of high schools in United States) and ranks #110 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 Johnsburg High School rank in Illinois?
Johnsburg High School ranks #110 of 691 high schools in Illinois and #7237 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Johnsburg High School?
Johnsburg High School had 502 students in 2025.
Is Johnsburg High School a elementary school or a high school?
Johnsburg High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Johnsburg High School?
There are 10 schools within 15 km of Johnsburg High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.