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Grossmont Union High

San Diego County school performance

Summary

Grossmont Union High is underperforming.

Reading and math results average to the 54th percentile among California school districts.

51.8% of students met California's reading standard, and it is holding steady.

Math is weaker: 28.4% of students met California's math standard, but it is trending up slightly.

Proficiency Stats

Current Reading Proficiency	51.8%
Current Math Proficiency	28.4%
District Reading Rank	337 / 977 (66th percentile)
District Math Rank	559 / 977 (43rd percentile)

Other Stats

Student / Teacher Ratio	22:1
Spend per Student	$21,644
Schools in District	16
Student Enrollment	21,619
Low-Income Students	10,458 (63.5%)
English Learners	2,428 (14.7%)

Quick links

Test score trends

2024 - 2026

Reading rose 0.7 points from last year and rose 0.2 points over the full period. Math rose 1.4 points from last year and rose 1.9 points over the full period.

Reading +0.2 percentage points Trend up

•Math +1.9 percentage points Trend up

Changes shown: Reading 2024–2026; Math 2024–2026.

Board Members

name	elected	up for re-election
Robert Shield President [email protected]	2022	2026This year!
Dr. Gary Woods Vice President [email protected]	2022	2026This year!
Scott Eckert Clerk	2024	2028
Chris Fite Member [email protected]	2024	2028
Jim Kelly Member [email protected]	2022	2026This year!

Board website

Expand for details on low-income and english learner performance

Reading Proficiency Scores

Comparison of low-income and English learner groups using district-level CAASPP proficiency data.

Low-Income vs Non-Low-Income

Low-income students trail other students by 20.3 points in reading. It widened slightly over the period shown.

Low-Income

Non-Low-Income

Low-Income -0.5 percentage points Trend down

•

Non-Low-Income +0.9 percentage points Trend up

English Learners vs English Native

6.0% of English learners meet the reading standard, compared with 61.2% of English-only students. The gap widened as English-learner results rose and English-only results rose.

English Learners

English Native

English Learners +2.0 percentage points Trend up

•

English Native +2.4 percentage points Trend up

Math Proficiency Scores

Comparison of low-income and English learner groups using district-level CAASPP proficiency data.

Low-Income vs Non-Low-Income

Low-income students trail other students by 19.2 points in math. It narrowed slightly over the period shown.

Low-Income

Non-Low-Income

Low-Income +1.7 percentage points Trend up

•

Non-Low-Income +1.7 percentage points Trend up

English Learners vs English Native

4.2% of English learners meet the math standard, compared with 34.6% of English-only students. The gap widened as English-learner results rose and English-only results rose.

English Learners

English Native

English Learners +1.0 percentage points Trend up

•

English Native +3.2 percentage points Trend up

District School Map

Schools in this district, color-coded by reading proficiency.

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Hover over a school marker to see details

Schools


Altus Schools East County 111 Fletcher Parkway, El Cajon, 92020-2510 School Detail	31.8% — Altus Schools East County	N/A — Altus Schools East County	11.8% — Altus Schools East County	N/A — Altus Schools East County
Chaparral High 1600 North Cuyamaca Street, El Cajon, 92020-1187 School Detail	3.1% — Chaparral High	+3.1% — Chaparral High	3.3% — Chaparral High	-1.7% — Chaparral High
El Cajon Valley High 1035 East Madison Avenue, El Cajon, 92021-6226 School Detail	21.6% — El Cajon Valley High	-8.4% — El Cajon Valley High	9.7% — El Cajon Valley High	-1.9% — El Cajon Valley High
El Capitan High 10410 Ashwood Street, Lakeside, 92040-2406 School Detail	55.2% — El Capitan High	-1.2% — El Capitan High	26.0% — El Capitan High	+0.7% — El Capitan High
Granite Hills High 1719 East Madison Avenue, El Cajon, 92019-1052 School Detail	49.1% — Granite Hills High	+2.6% — Granite Hills High	23.6% — Granite Hills High	+0.7% — Granite Hills High
Grossmont High 1100 Murray Drive, La Mesa, 91944-1043 School Detail	58.8% — Grossmont High	-2.5% — Grossmont High	29.7% — Grossmont High	+5.9% — Grossmont High
Grossmont Middle College High 8800 Grossmont College Drive, El Cajon, 92020-1765 School Detail	96.3% — Grossmont Middle College High	+14.5% — Grossmont Middle College High	51.9% — Grossmont Middle College High	-19.6% — Grossmont Middle College High
Helix High 7323 University Avenue, La Mesa, 91941-6055 School Detail	75.9% — Helix High	-7.6% — Helix High	67.2% — Helix High	+2.6% — Helix High
IDEA Center 1600 North Cuyamaca Street, El Cajon, 92020-1187 School Detail	28.9% — IDEA Center	-5.2% — IDEA Center	2.2% — IDEA Center	-9.1% — IDEA Center
Monte Vista High 3230 Sweetwater Springs Boulevard, Spring Valley, 91977-6934 School Detail	48.3% — Monte Vista High	+4.6% — Monte Vista High	35.1% — Monte Vista High	+1.8% — Monte Vista High
Mount Miguel High 8585 Blossom Lane, Spring Valley, 91977-3765 School Detail	47.8% — Mount Miguel High	+9.2% — Mount Miguel High	17.5% — Mount Miguel High	+2.4% — Mount Miguel High
Santana High 9915 North Magnolia Avenue, Santee, 92071-1903 School Detail	65.6% — Santana High	+2.7% — Santana High	46.3% — Santana High	+5.4% — Santana High
Steele Canyon High 12440 Campo Road, Spring Valley, 91978-2331 School Detail	69.5% — Steele Canyon High	-8.0% — Steele Canyon High	42.3% — Steele Canyon High	+2.1% — Steele Canyon High
The Learning Choice Academy - East County 4215 Spring Street Suite 104, La Mesa, 91941-7965 School Detail	41.9% — The Learning Choice Academy - East County	-3.9% — The Learning Choice Academy - East County	28.2% — The Learning Choice Academy - East County	-1.8% — The Learning Choice Academy - East County
Valhalla High 1725 Hillsdale Road, El Cajon, 92019-3742 School Detail	55.4% — Valhalla High	-12.1% — Valhalla High	31.1% — Valhalla High	-0.1% — Valhalla High
West Hills High 8756 Mast Boulevard, Santee, 92071-2046 School Detail	68.1% — West Hills High	+7.5% — West Hills High	41.8% — West Hills High	+4.0% — West Hills High

Understanding this district

How does Grossmont Union High rank in California?

Grossmont Union High ranks No. 337 of 977 in reading and No. 559 of 977 in math for 2026. These proficiency rankings compare districts across all district types.

How much do results vary between Grossmont Union High’s schools?

Among the 11 schools serving 9–12, proficiency ranges from 21.6% to 75.9% in reading and 2.2% to 67.2% in math.

See the district’s schools

Are results improving across Grossmont Union High’s schools?

Over 2024–2026, reading proficiency rose at 7 of 15 schools with results covering that full period; math rose at 9 of 15.

Compare school trends

How do low-income students in Grossmont Union High compare with other districts?

Low-income reading proficiency is 44.6%, compared with 45.3% at a typical California high district. In math, it is 21.6%, compared with 19.5%.

See student-group results

Which districts should I compare with Grossmont Union High?

High districts in San Diego County. Peers have the closest enrollment sizes.

2026 proficiency
District	Math	Reading
Grossmont Union HighThis district	28.4%	51.8%
Sweetwater Union High	32.4%	52.0%
San Dieguito Union High	70.5%	79.9%

Compare these districts

How we compare low-income results

“Typical” is the median across 74 California high districts with 2026 results, a reported low-income population, and at least 20 low-income tested students in each subject. Each district counts once. This compares proficiency for low-income students, rather than the gap between income groups.

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