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Corning High · Corning

Corning High: No single number tells this school's story. Here's the honest picture.

Corning posts 29% meeting the standard and 8.3% exceeding it, against 36% and 15.8% statewide. The gaps and the bright spots below are the real read.

643 Blackburn Avenue, 96021 (opens in new tab)·Corning Union High·Corning·Grades 9-12·956 students·82% low-income·2024–25 CAASPP·(530) 824-8000
2019–2025 trend · CDE CAASPP
This schoolCA avg
Scope4144
% Exceeded8%16%
% Met+29%36%
Grad rate97.2%87.6%
College readiness18.4%35.4%
Absence14.6%30.2%
Suspension5.5%3.6%
Scope Score
41
🌱 Building Momentum · Developing
ranked #1,288 statewide

Corning High scores 41 of 100 on SchoolScope's Scope Score — the 40th percentile of 2,160 California high schools (CDE CAASPP 2025).

Measures test performance, attendance, and climate — not arts, community, or your kid. How we score →

🌱 Building Momentum — This label means the data doesn't clearly sort the school one way or the other — ask what the school is proud of, and what it's working on.

CDE CAASPP 2025

Most rating sites would stop at “29% proficient” and call it done. Corning deserves a closer read. The school sits in Corning, where four in five students qualify for free or reduced lunch — and reading the numbers without that context misreads the school.

The headline number: 14.6% chronic absenteeism — versus 30.2% statewide. Attendance is the quietest strong signal a school can post.

The seven-year arc

Percentile among 2,160 high schools statewide

Has stayed near the 40th percentile since 2019.

CA Dashboard
ELAGreen(Increased)MathGreen(Maintained)

Proficiency here is back to its pre-pandemic level — 29% meet the standard, about where the school stood in 2019.

ELA — % met or exceeded, by grade
Grade20192022202320242025
Grade 1145%31%39%39%42%
Math — % met or exceeded, by grade
Grade20192022202320242025
Grade 1113%15%11%12%16%

The story this school is actually telling

Proficient by 11th grade
29%
State 36%
Graduate
97%
State 88%
Pass an AP exam
18%
State 35%

Of 100 students here: 29 are proficient by 11th grade → 97 graduate → 18 pass an AP exam. The gaps between those bars are the questions to ask.

The 7 things our score weighs

Graduation rate
97.2%
State 87.6%
9.6pp above state avg
Exceeded standard
8.3%
State 15.8%
7.5pp below state avg
College readiness
18.4%
State 35.4%
AP exam pass rate below state avg
Met or exceeded
28.7%
State 35.7%
7.0pp below state avg
Chronic absenteeism
14.6%
State 30.2%
15.6pp below state avg
Suspension rate
5.5%
State 3.6%
1.9pp above state avg
EL proficiency (ELPAC)
18.1%
State 18.0%
0.1pp above state avg
Worth a school visit

Ask what the school is working on next. Strong numbers tell you where a school is, not where it's going.

  • Ask what share of students complete the full college-prep course sequence, and who gets steered into it.
  • Ask whether the tour can step into a working classroom — watch how the teacher handles a student who's stuck.
  • Ask to tour while school's in session, and notice how hallways and transitions feel — culture shows up between classes, not just in them.
  • Ask how the school communicates with families when a child starts to struggle.
  • Ask what a typical day looks like for a new student in the first few weeks.

How every group of students does here

At Corning High in Corning, 39.9% of low-income students met or exceeded the ELA standard in 2025, compared to 36.4% district-wide and 38.2% statewide. Corning High outperforms its district average for low-income students by 3.5 percentage points in ELA. Other subgroups: Low-Income students (15.1% Math proficient); Hispanic students (38.3% ELA proficient). The largest proficiency gap is 38.2 percentage points for disabilities students. Data source: California Department of Education, CAASPP 2024-25. 203 students tested.

All students at this school: 29% met or exceeded
All StudentsAll Students: this school 29%, district —, state 36%29%
Socioeconomically DisadvantagedSocioeconomically Disadvantaged: this school 28%, district 25%, state 32%28% · −1 vs school
Hispanic/LatinoHispanic/Latino: this school 25%, district 23%, state 32%25% · −4 vs school
MaleMale: this school 22%, district 19%, state 42%22% · −7 vs school
FemaleFemale: this school 36%, district 33%, state 44%36% · +7 vs school
WhiteWhite: this school 40%, district 36%, state 56%40% · +12 vs school
English LearnersEnglish Learners: this school 4%, district 4%, state 11%4% · −25 vs school
Students with DisabilitiesStudents with Disabilities: this school 2%, district 2%, state 15%2% · −27 vs school

8 of 16 student groups here are too small to report — a privacy protection, not a gap.

this school district, same group California, same group

Showing up, and staying in class

Chronic absenteeismChronic absenteeism: this school 14.6%, district 37.3%, state 30.2%14.6% · −15.6pp vs state
Suspension rateSuspension rate: this school 5.5%, district —, state 3.6%5.5% · +1.9pp vs state
Chronic absenteeism by grade band
Grades 9–1213.5%

The people teaching here

Context — never part of the Scope Score
Student : teacherStudent to teacher ratio: this school 18:1, district 18:118:1
Teaching staff55 teachers
Avg. experience12.5 years
Fully credentialed93%
First-year teachers9%
Salary Schedule
Teacher salary schedule$56,001 – $113,698
Principal salary$0 – $166,461
Superintendent salary$178,000

Pay is set by the district, not the school.

Course Breadth
AP courses offered8
AP exam qualifiers14 students
CTE pathway completers44 students

What gets spent here

Per-pupil spendingPer-pupil spending: $19,408, CA average $14,815$19,408 · spent at this school
Federal share$2,826 per student

$2,826 per student arrives as federal Title funding — a measure of concentrated need, not school quality.

District current expense · FY 2024–25$19,880 per student

The district's current expense of education per student, from CDE's annual SACS filing — the freshest district spending figure the state publishes.

Where the district's dollars go · FY 2024–25 · CDE SACS
Instruction55%
Instruction support6%
Student services11%
Administration9%
Buildings & maintenance15%
Other4%

District-level, from the district's own SACS general-ledger filing — school-by-school breakdowns aren't published by the state.

district detail, 2016–2020 — the newest published
2020$13,808 per pupil
2019$13,659 per pupil
2018$13,720 per pupil
2017$13,199 per pupil
2016$13,377 per pupil

Source: NCES F-33 · Full district breakdown →

The neighborhood it serves

Hispanic67.2%
District 66.9% · CA 56.1%
White25.1%
District 25.5% · CA 19.9%
Other5.3%
District 5.3% · CA 9.0%
Asian1.7%
District 1.6% · CA 10.2%
Black0.7%
District 0.7% · CA 4.8%
Low IncomeFree/reduced lunch eligible 82.4% (19pp above CA avg)
Neighborhood — American Community Survey
Median income$60K · CA $85K
Median home value$314K · CA $659K
Bachelor's degree+14% · CA 35%
ZIP population14,812
Median age35 years

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2024) · ZIP-level

Worth Knowing

On the state's science test (CAST), 19% met or exceeded the standard — science is tested in grades 5 and 8 but never enters the Scope Score.

Frequently asked questions

Is Corning High a good high school?

Corning High has a Scope Score of 41 out of 100, placing it in the 40th percentile of California high schools and ranked #1,288 statewide. 8.3% of students exceeded the state standard on the 2025 CAASPP assessment, which is 7.5 percentage points below the California average of 15.8%. The Scope Score weights 7 dimensions for high schools: graduation rate (25%), exceeded standard (22%), college/career readiness (20%), met or exceeded (proficient) (18%), chronic absenteeism (5%), suspension rate (5%), and ELPAC English Learner proficiency (5%). Data source: California Department of Education CAASPP 2025, analyzed by SchoolScope.

What are Corning High's CAASPP test scores?

On the 2025 CAASPP Smarter Balanced Assessment, 28.7% of students at Corning High met or exceeded the state standard in ELA and Math combined, and 8.3% exceeded it. The gap between those numbers matters: 20.4% of students are at the proficiency floor, while 8.3% pushed past it. Most rating sites report only the combined "proficient" number. SchoolScope surfaces the exceeded-vs-met split because it reveals whether a school's curriculum challenges students beyond minimum proficiency or paces toward it. 479 student-subject combinations were assessed.

How does Corning High rank in California?

Corning High ranks #1,288 among California high schools by Scope Score, placing it in the 40th percentile. This ranking is based on a weighted composite of 2025 CAASPP test performance (exceeded and met rates), chronic absenteeism, and suspension rate. Unlike single-number ratings, the Scope Score shows what drives the ranking so parents can decide what matters most to their family. See full methodology.

What is the attendance and school culture like at Corning High?

14.6% of students at Corning High are chronically absent (missing 10% or more of school days), which is better than the California average of 30.2%. The suspension rate is 5.5%. SchoolScope includes these culture metrics in the Scope Score because they reflect day-to-day school experience in ways test scores alone cannot.

How does Corning High compare to other schools in Corning?

Corning High scores 41/100 (40th percentile) among California high schools. To compare with nearby schools, SchoolScope shows the same metrics side by side: exceeded rate, proficiency, growth trajectory, and school culture indicators. The school serves 956 students. Use the schools in Corning page or the map view to compare all high schools nearby.

How does Corning High serve low-income and underrepresented students?

At Corning High in Corning, 39.9% of low-income students met or exceeded the ELA standard in 2025, compared to 36.4% district-wide and 38.2% statewide. Corning High outperforms its district average for low-income students by 3.5 percentage points in ELA. Other subgroups: Low-Income students (15.1% Math proficient); Hispanic students (38.3% ELA proficient). The largest proficiency gap is 38.2 percentage points for disabilities students. Data source: California Department of Education, CAASPP 2024-25. 203 students tested. SchoolScope shows disaggregated test scores by demographic subgroup so you can see how a school performs for your child's specific group — not just the school-wide average. Subgroup data is context, not part of the Scope Score: we don't penalize schools for who they serve. See our equity approach.

Your other options

All schools in Corning →

A low score doesn't tell the whole story. Read: Your School Scored Low — Here's What That Actually Means

For the data nerds

Every number on this page

Score factors, grade-level breakdowns, subgroup proficiency, and peer comparisons.

01Score factorsWeighted composite · 2024–25
Graduation rate · 25%
97.2%
↑ vs CA 87.6% · 62th pctile
Exceeded standard · 22%
8.3%
↓ vs CA 15.8% · 42th pctile
College readiness · 20%
18.4%
↓ vs CA 35.4% · 40th pctile
Met or exceeded · 18%
28.7%
↓ vs CA 35.7% · 45th pctile
Chronic absenteeism · 5%
14.6%
↑ vs CA 30.2% · 63th pctile
Suspension rate · 5%
5.5%
↓ vs CA 3.6% · 42th pctile
EL proficiency (ELPAC) · 5%
18.1%
↑ vs CA 18.0% · 53th pctile
02By grade & subgroupCAASPP 2024–25 · % of tested students
ELATestedEXCMETNEARNOTMET++/CA
Grade 1124214%28%26%33%42%−5
MathTestedEXCMETNEARNOTMET++/CA
Grade 112373%13%19%65%16%−8
Science (CAST)TestedEXCMETNEARNOT
Grade 5/8/112484%15%67%14%

CAST is tested in grades 5, 8, and once in high school — not annually. Not part of the Scope Score.

Subgroup · ELATestedMET+vs districtvs CA
Socioeconomically Disadvantaged20339.9%+4+2
Hispanic/Latino17538.3%+3−1
White4957.1%+6−5
03Peer comparison · nearest high schoolssorted by Scope Score
SchoolDistScopeEXCMET+GrowthSusp
Corning High ←—418.3%28.7%—5.5%
Centennial Continuation High1.1 mi212.3%4.5%—24.0%
California average—4415.8%35.7%—3.6%
04More measurescontext · not all part of the Scope Score
Graduation Rate
97.2%
AP Exam Prepared
18.4%
A-G Completion
28.4%
A-G are the 15 courses (across 7 subjects) required for UC/CSU eligibility
College-Going Rate
59.0%
YearScopePctileRankExcMet+AbsentSuspGrowth
20194443#11689.8%29.0%10.8%6.1%—
20223836#13504.2%22.9%31.3%7.6%—
20233940#13007.2%25.0%20.2%8.4%—
20244039#13037.7%25.5%16.8%7.8%—
20254140#12888.3%28.7%14.6%5.5%—
NO STATEWIDE TESTING 2020–21 (COVID) · SCORE AND PERCENTILE ARE RELATIVE TO EACH YEAR'S FIELD
05Climate by student groupchronic absenteeism · 2019 vs 2025 — the two years CDE publishes at subgroup level
Group20192025Δ
Female9.5%12.9%+3.4pp
Male10.0%13.9%+3.9pp
Asian0.0%0.0%+0.0pp
Filipino3.1%21.1%+18.0pp
Hispanic/Latino9.0%12.5%+3.5pp
American Indian/Alaska Native33.3%——
Two or More Races10.0%0.0%-10.0pp
Students with Disabilities17.6%23.9%+6.3pp
English Learners12.0%18.7%+6.7pp
Military-Connected15.8%18.2%+2.4pp
Socioeconomically Disadvantaged10.9%14.4%+3.5pp
All Students9.7%13.5%+3.8pp
Homeless—30.4%—
EXC = exceeded standard · MET+ = met or exceeded ("proficient") · Source: CA Dept. of Education · CAASPP 2024–25 · n=2,160 high schools · Vintages: climate subgroups 2019+2025 · district finance per its label · ACS 2022 · Data updated 2026-07-03methodology · data updates · CSV · report issue

SchoolScope scores and verdicts are our interpretation of public California Department of Education data — independent analysis, not an official rating. How we analyze · Request a correction

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