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Public high school · Corning Union High · Corning, California

Corning High

Corning High rates 7.3, among the strongest high schools in Corning Union High, where the rated median is 5.8.

High schools, 1 to 10This campus against public high schools around it that are rated on verified state test data.
7.3this school

7.3 on a one-to-ten scale; the Corning Union High median is 5.8.

#2,607 of 9,557 schools in California · Corning Union High: 2 high schools rated, median 5.8

The brief

A Corning Union High high school serving grades 9th – 12th.

Students at Corning High score 29% proficient, which is below what's typical for similar communities (expected: 30%).

It ranks 2,607 of 9,557 schools in California and 1 of 2 in Corning Union High.

Math16%18 points below the California average of 34%2025 CAASPP
Reading42%11 points below the California average of 53%2025 CAASPP
Proficiency is down 16 points across the 17-year record (2009–2025) and has held near 29% recently.2025 CAASPP; 34 test records from CA state assessments and EdFacts (NCES).

What the rating is made of, each out of 10

Student Progress
7.9
25% of the rating
Academics
5.5
25% of the rating
College Readiness
7.4
30% of the rating
Resources & Environment
8.6
20% of the rating
About this school's data1 correction under review · rating: low confidence · 7 sources, 2019–2025

Every number on this page comes from a published source with a stated period. Where a source is partial, aging, an estimate, or describes a surrounding area rather than the school, that limitation is named here.

Attendance data is under correction. This existing Resources & Environment score and overall rating may still reflect an unverified attendance input.

Full Profile · 4/4 metrics

Multi-year averages used by the rating model: math 24% (multi-year average, 2009-2025) · reading/ELA 44% (multi-year average, 2009-2025).

School directory (enrollment, grades, staff, contact)
NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
  • Source period: SY 2023–24. A newer release may be available.
MySchoolScout rating and rank
MySchoolScout ranking model · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
Math proficiency
State department of education · 2025 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 CAASPP. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2025 CAASPP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 CAASPP. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
State assessments · Mixed source periods · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
Neighborhood (income, housing, education)
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
  • Older source: ACS 2019–2023 5-year estimates. Use as historical context.
  • Reported for the ZCTA for ZIP 96021; this does not measure the attendance area.
Programs (AP/IB, athletics, gifted)
CRDC via Urban Institute · SY 2021–22 · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: SY 2021–22. A newer release may be available.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24

The neighborhood

Where it sits, and what the area looks like.
Corning High and the 20 nearest high schools, each pin colored by its score.Pins are locations, not attendance boundaries. Verify the enrollment path with the district.

The area

Median income
$58,125
Median home value
$287,400
Median rent
$1,144/mo
College educated
12.9%
Homeownership
65.6%
Poverty rate
15%

U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 96021; this is area context, not an attendance boundary.

Getting around

Walk Score
26
Car-Dependent
Bike Score
36
Somewhat Bikeable
City reported crime
1,714/100K
Reported Part-1 offenses (violent + property + arson) per 100,000 residents, from the FBI Uniform Crime Reporting program for Corning. This is a city-level reported-crime measure, not a school safety rating.

Walk, transit and bike scores byWalk Score

FBI Uniform Crime Reporting · 2025 · city context (Corning), not school-level safety or attendance eligibility. Source details

Source period: 2025. Freshness not available.

Programs and who goes here

What the campus offers, and who it enrolls.

Programs

AP and IB
3 AP courses
4.5% participation · state average 2.6 AP courses · CRDC via Urban Institute · SY 2021–22
Athletics
16 sports
8 boys' · 8 girls' · 34 teams (incl. JV) · CRDC via Urban Institute · SY 2021–22
Advanced STEM courses
4 of 5
Algebra II, Advanced Math, Calculus, Chemistry, Physics · CRDC via Urban Institute · SY 2021–22

Who goes here

Free or reduced lunch
82.4%
Students qualifying for federal meal assistance. Shown separately, never in the score.

NCES Common Core of Data (CCD).

Compare nearby

Grade-compatible schools using the same rating model.
Public-school ratings. Grade-compatible schools within 5 miles, best rated first.
  1. Corning Highthis school
    7.3
  2. 4.2Compare →
  3. not ratedCompare →
Two grade-compatible schools using the same rating model sit within 5 miles, and none rates higher than Corning High among the rated peers.Public-school ratings. Straight-line distance from this campus. Pins are locations, not attendance boundaries; verify the enrollment path with the district.

Distance is proximity only; it is not attendance eligibility.

Enrollment path unverified: Potential public school; its attendance or application path has not been classified.

The record

What is on file, and where each number came from.

Questions families ask

What grades does Corning High serve?

Corning High serves students in grades 9th through 12th.

How many students attend Corning High?

Corning High has an enrollment of approximately 956 students.

What is the student-teacher ratio at Corning High?

The student-teacher ratio at Corning High is 18.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Corning High rank in CA?

Corning High ranks #2,607 of 9,557 schools in CA.

What is Corning High's MySchoolScout rating?

Corning High has a current MySchoolScout rating of 7.3 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Corning High?

Based on loaded state assessment records, Corning High has 24% math proficiency (multi-year average, 2009-2025) and 44% reading/ELA proficiency (multi-year average, 2009-2025).

Is Corning High a charter school?

No, Corning High is not a charter school. It is a traditional public school operated by the local school district.

Is Corning High a Title I school?

No, Corning High is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Corning High?

82.4% of students at Corning High qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

School facts

Grades
9th – 12th
Enrollment
956
Student-teacher ratio
18.4:1
Teachers (FTE)
52
Type
Regular
Title I
No
Setting
Distant Town
County
Tehama County
4-year graduation
99%+
Class of 2023
Rank in district
#1 of 2
Schools in district
3
District spending per student
$16,120
NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
21.6%
Census SAIPE · 2024
Area population (ZIP 96021)
15,076
Area average commute
23.5 min
Area median age
36.3

NCES Common Core of Data (CCD) (SY 2023–24).

Related reading

Data from NCES Common Core of Data, California Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.