Corning Union High
🇺🇸 Official data · 2025Corning, California 96021 · Corning Union High
#1041 of 1,343 high schools in California
#14759 of 16,910 nationally
About Corning Union High
Corning Union High is a public high located in Corning, in the Corning Union High school district of California, United States. It caters for Grades 9–12. In 2025 it enrolled 974 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 23.0 out of 100, placing it in the lower 50% of high schools in United States and 1041st of 1,343 ranked high schools in California. Its strongest component is reading proficiency (36th percentile), and its weakest is math proficiency (11th percentile).
Other published figures: enrollment 974.
There are 9 schools in Corning; Corning Union High ranks 5th of 9 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)13%
- Reading proficiency (30%)45%
- Community advantage (fewer free/reduced-price lunch) (25%)82.4%
- Students per teacher (15%)18.0
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 Corning Union High by the official sources.
- Enrollment
- 974
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 82.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 18.0
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 45%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 13%
- Share of tested students proficient or above (all students, all grades).
Free academic assessment
Is your child on grade level in reading and math?
Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Schools near Corning Union High
Closest schools by straight-line distance, with their Success Index (US).
Olive View Elementary
Corning · Public elementary · Grades K–6
549 students · 1.5 km away
West Street Elementary
Corning · Public elementary · Grades K–6
324 students · 1.5 km away
Corning Independent Study
Corning · Public high · Grades 9–12
29 students · 1.6 km away
Maywood Middle
Corning · Public middle · Grades 6–8
515 students · 1.7 km away
Woodson Elementary
Corning · Public elementary · Grades K–6
486 students · 1.8 km away
Richfield Elementary
Corning · Public elementary · Grades K–8
253 students · 5.0 km away
Kirkwood Elementary
Corning · Public elementary · Grades K–8
105 students · 8.7 km away
Vina Elementary
Vina · Public elementary · Grades 1–8
80 students · 10 km away
Los Molinos Elementary
Los Molinos · Public elementary · Grades K–8
266 students · 12 km away
Los Molinos High
Los Molinos · Public high · Grades 9–12
203 students · 12 km away
Similar schools
Public high schools in California with a comparable Enrollment.
Estancia High
Costa Mesa · Public high · Grades 9–12
976 students
Dr. Maya Angelou Community High
Los Angeles · Public high · Grades 9–12
971 students
Los Angeles Senior High
Los Angeles · Public high · Grades 9–12
978 students
Lower Lake High
Lower Lake · Public high · Grades 9–12
966 students
Legacy Magnet Academy
Tustin · Public high · Grades 6–12
964 students
Galt High
Galt · Public high · Grades 9–12
959 students
Frequently asked questions
Is Corning Union High a good school?
Corning Union High has a Success Index (US) of 23.0 out of 100 (Lower 50% of high schools in United States) and ranks #1041 of 1,343 in California. 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 Corning Union High rank in California?
Corning Union High ranks #1041 of 1,343 high schools in California and #14759 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Corning Union High?
Corning Union High had 974 students in 2025.
Is Corning Union High a elementary school or a high school?
Corning Union High is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Corning Union High?
There are 10 schools within 15 km of Corning Union High; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.