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Mt. Diablo Unified

Contra Costa County school performance

Summary

Mt. Diablo Unified is underperforming.

Reading and math results average to the 62nd percentile among California school districts.

Only 48.6% of students met California's reading standard, but it is slowly trending up.

Math is weaker: 39.1% of students met California's math standard, but it is trending up slightly.

Proficiency Stats

Current Reading Proficiency	48.6%
Current Math Proficiency	39.1%
District Reading Rank	403 / 977 (59th percentile)
District Math Rank	349 / 977 (64th percentile)

Other Stats

Student / Teacher Ratio	24:1
Spend per Student	$17,002
Schools in District	49
Student Enrollment	29,879
Low-Income Students	15,273 (52.3%)
English Learners	6,092 (20.9%)

Quick links

Test score trends

2024 - 2026

Reading rose 0.5 points from last year and rose 3.1 points over the full period. Math rose 0.4 points from last year and rose 1.8 points over the full period.

Reading +3.1 percentage points Trend up

•Math +1.8 percentage points Trend up

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

Board Members

name	elected	up for re-election
Debra Mason President [email protected]	2014	2026This year!
Keisha Nzewi Vice President [email protected]	2020	2028
Brian Lawrence Trustee [email protected]	Appointed	2026This year!
Linda Mayo Trustee [email protected]	1997	2026This year!
Thomas Frugal" Mcdougall" Trustee [email protected]	2024	2028

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 34.4 points in reading. It widened slightly over the period shown.

Low-Income

Non-Low-Income

Low-Income +5.9 percentage points Trend up

•

Non-Low-Income +7.2 percentage points Trend up

English Learners vs English Native

5.8% of English learners meet the reading standard, compared with 59.0% of English-only students. The gap widened as English-learner results rose and English-only results rose.

English Learners

English Native

English Learners +1.5 percentage points Trend up

•

English Native +3.5 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 35.5 points in math. It widened slightly over the period shown.

Low-Income

Non-Low-Income

Low-Income +4.9 percentage points Trend up

•

Non-Low-Income +5.7 percentage points Trend up

English Learners vs English Native

7.5% of English learners meet the math standard, compared with 49.2% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.

English Learners

English Native

English Learners +2.0 percentage points Trend up

•

English Native +1.5 percentage points Trend up

District School Map

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

Color by

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Hover over a school marker to see details

Schools


Ayers Elementary 5120 Myrtle Drive, Concord, 94521-1522 School Detail	39.8% — Ayers Elementary	-8.7% — Ayers Elementary	38.5% — Ayers Elementary	-3.4% — Ayers Elementary
Bancroft Elementary 2200 Parish Drive, Walnut Creek, 94598-1524 School Detail	58.9% — Bancroft Elementary	-7.6% — Bancroft Elementary	56.0% — Bancroft Elementary	-14.6% — Bancroft Elementary
Bel Air Elementary 663 Canal Road, Bay Point, 94565-3301 School Detail	14.9% — Bel Air Elementary	+3.5% — Bel Air Elementary	14.1% — Bel Air Elementary	+1.6% — Bel Air Elementary
Cambridge Elementary 1135 Lacey Lane, Concord, 94520-4297 School Detail	14.9% — Cambridge Elementary	+0.3% — Cambridge Elementary	14.8% — Cambridge Elementary	+7.9% — Cambridge Elementary
College Park High 201 Viking Drive, Pleasant Hill, 94523-1809 School Detail	67.0% — College Park High	+3.0% — College Park High	43.6% — College Park High	+2.6% — College Park High
Concord High 4200 Concord Boulevard, Concord, 94521-1059 School Detail	40.1% — Concord High	-4.8% — Concord High	16.6% — Concord High	0.0% — Concord High
Delta View Elementary 2916 Rio Verde, Pittsburg, 94565-7641 School Detail	34.3% — Delta View Elementary	-2.0% — Delta View Elementary	28.5% — Delta View Elementary	-8.6% — Delta View Elementary
Diablo View Middle 300 Diablo View Lane, Clayton, 94517-1600 School Detail	77.1% — Diablo View Middle	+7.7% — Diablo View Middle	59.4% — Diablo View Middle	+9.4% — Diablo View Middle
Eagle Peak Montessori 800 Hutchinson Road, Walnut Creek, 94598-4505 School Detail	65.7% — Eagle Peak Montessori	-1.6% — Eagle Peak Montessori	45.5% — Eagle Peak Montessori	-5.0% — Eagle Peak Montessori
El Dorado Middle 1750 West Street, Concord, 94521-1008 School Detail	29.4% — El Dorado Middle	+6.4% — El Dorado Middle	17.8% — El Dorado Middle	+7.4% — El Dorado Middle
El Monte Elementary 1400 Dina Drive, Concord, 94518-1222 School Detail	34.7% — El Monte Elementary	+5.5% — El Monte Elementary	35.8% — El Monte Elementary	+8.9% — El Monte Elementary
Fair Oaks Elementary 2400 Lisa Lane, Pleasant Hill, 94523-3993 School Detail	22.1% — Fair Oaks Elementary	+5.1% — Fair Oaks Elementary	21.5% — Fair Oaks Elementary	+10.3% — Fair Oaks Elementary
Foothill Middle 2775 Cedro Lane, Walnut Creek, 94598-3899 School Detail	72.7% — Foothill Middle	+3.7% — Foothill Middle	64.9% — Foothill Middle	+5.5% — Foothill Middle
Gregory Gardens Elementary 1 Corritone Court, Pleasant Hill, 94523-2299 School Detail	44.8% — Gregory Gardens Elementary	-2.1% — Gregory Gardens Elementary	38.6% — Gregory Gardens Elementary	-3.8% — Gregory Gardens Elementary
Hidden Valley Elementary 500 Glacier Drive, Martinez, 94553-5499 School Detail	55.6% — Hidden Valley Elementary	+4.7% — Hidden Valley Elementary	50.3% — Hidden Valley Elementary	+0.4% — Hidden Valley Elementary
Highlands Elementary 1326 Pennsylvania Boulevard, Concord, 94521-4103 School Detail	50.2% — Highlands Elementary	+1.4% — Highlands Elementary	47.0% — Highlands Elementary	-3.4% — Highlands Elementary
Holbrook Language Academy 3333 Ronald Way, Concord, 94519-2017 School Detail	42.5% — Holbrook Language Academy	+4.7% — Holbrook Language Academy	28.4% — Holbrook Language Academy	-3.9% — Holbrook Language Academy
Horizons School: Independent Study 1 Santa Barbara Road, Pleasant Hill, 94523-4496 School Detail	50.5% — Horizons School: Independent Study	+15.7% — Horizons School: Independent Study	38.7% — Horizons School: Independent Study	+12.2% — Horizons School: Independent Study
Meadow Homes Elementary 1371 Detroit Avenue, Concord, 94520-3521 School Detail	13.6% — Meadow Homes Elementary	+2.8% — Meadow Homes Elementary	12.0% — Meadow Homes Elementary	+1.5% — Meadow Homes Elementary
Monte Gardens Elementary 3841 Larkspur Drive, Concord, 94519-1152 School Detail	64.5% — Monte Gardens Elementary	+5.5% — Monte Gardens Elementary	56.3% — Monte Gardens Elementary	+7.2% — Monte Gardens Elementary
Mountain View Elementary 1705 Thornwood Drive, Concord, 94521-1999 School Detail	39.3% — Mountain View Elementary	-0.5% — Mountain View Elementary	37.7% — Mountain View Elementary	-1.8% — Mountain View Elementary
Mt. Diablo Elementary 5880 Mount Zion Drive, Clayton, 94517-1114 School Detail	70.1% — Mt. Diablo Elementary	+1.1% — Mt. Diablo Elementary	68.9% — Mt. Diablo Elementary	-0.1% — Mt. Diablo Elementary
Mt. Diablo High 2450 Grant Street, Concord, 94520-2251 School Detail	29.9% — Mt. Diablo High	-2.3% — Mt. Diablo High	12.3% — Mt. Diablo High	+2.1% — Mt. Diablo High
Mt. Diablo Unified District Level Program Address unavailable School Detail	47.4% — Mt. Diablo Unified District Level Program	+21.0% — Mt. Diablo Unified District Level Program	20.0% — Mt. Diablo Unified District Level Program	-6.3% — Mt. Diablo Unified District Level Program
Northgate High 425 Castle Rock Road, Walnut Creek, 94598-4599 School Detail	82.9% — Northgate High	+6.3% — Northgate High	61.0% — Northgate High	+4.1% — Northgate High
Oak Grove Middle 2050 Minert Road, Concord, 94518-3428 School Detail	23.2% — Oak Grove Middle	+5.4% — Oak Grove Middle	9.8% — Oak Grove Middle	+3.8% — Oak Grove Middle
Olympic Continuation High 2730 Salvio Street, Concord, 94519-2599 School Detail	9.1% — Olympic Continuation High	+5.2% — Olympic Continuation High	2.6% — Olympic Continuation High	+0.6% — Olympic Continuation High
Pine Hollow Middle 5522 Pine Hollow Road, Concord, 94521-4799 School Detail	45.1% — Pine Hollow Middle	-1.8% — Pine Hollow Middle	32.9% — Pine Hollow Middle	+4.4% — Pine Hollow Middle
Pleasant Hill Elementary 2097 Oak Park Boulevard, Pleasant Hill, 94523-4033 School Detail	56.2% — Pleasant Hill Elementary	+0.9% — Pleasant Hill Elementary	57.1% — Pleasant Hill Elementary	-2.0% — Pleasant Hill Elementary
Pleasant Hill Middle 1 Santa Barbara Road, Pleasant Hill, 94503-4215 School Detail	64.2% — Pleasant Hill Middle	+14.7% — Pleasant Hill Middle	46.1% — Pleasant Hill Middle	+4.0% — Pleasant Hill Middle
Prospect High (Continuation) One Santa Barbara Road, Pleasant Hill, 94523-4417 School Detail	0.0% — Prospect High (Continuation)	-16.7% — Prospect High (Continuation)	9.1% — Prospect High (Continuation)	+9.1% — Prospect High (Continuation)
Rio Vista Elementary 611 Pacifica Avenue, Bay Point, 94565-1359 School Detail	23.5% — Rio Vista Elementary	+0.3% — Rio Vista Elementary	15.4% — Rio Vista Elementary	+2.6% — Rio Vista Elementary
Riverview Middle 205 Pacifica Avenue, Bay Point, 94565-2995 School Detail	20.4% — Riverview Middle	+3.5% — Riverview Middle	8.3% — Riverview Middle	-0.4% — Riverview Middle
Rocketship Futuro Academy 2351 Olivera Road, Concord, 94520-1626 School Detail	50.2% — Rocketship Futuro Academy	+6.8% — Rocketship Futuro Academy	53.6% — Rocketship Futuro Academy	+7.4% — Rocketship Futuro Academy
Sequoia Elementary 277 Boyd Road, Pleasant Hill, 94523-3796 School Detail	73.6% — Sequoia Elementary	+2.8% — Sequoia Elementary	74.2% — Sequoia Elementary	+5.9% — Sequoia Elementary
Sequoia Middle 265 Boyd Road, Pleasant Hill, 94523-3297 School Detail	57.5% — Sequoia Middle	-0.9% — Sequoia Middle	43.4% — Sequoia Middle	-6.0% — Sequoia Middle
Shore Acres Elementary 351 Marina Road, Bay Point, 94565-1399 School Detail	11.9% — Shore Acres Elementary	+4.7% — Shore Acres Elementary	8.1% — Shore Acres Elementary	+2.5% — Shore Acres Elementary
Silverwood Elementary 1649 Claycord Avenue, Concord, 94521-2299 School Detail	55.5% — Silverwood Elementary	+15.5% — Silverwood Elementary	54.2% — Silverwood Elementary	+10.0% — Silverwood Elementary
Strandwood Elementary 416 Gladys Drive, Pleasant Hill, 94523-2749 School Detail	65.8% — Strandwood Elementary	+5.1% — Strandwood Elementary	56.8% — Strandwood Elementary	-4.0% — Strandwood Elementary
Sun Terrace Elementary 2448 Floyd Lane, Concord, 94520-1499 School Detail	20.6% — Sun Terrace Elementary	+2.4% — Sun Terrace Elementary	12.1% — Sun Terrace Elementary	-4.4% — Sun Terrace Elementary
Valhalla Elementary 530 Kiki Drive, Pleasant Hill, 94523-1717 School Detail	58.0% — Valhalla Elementary	-1.0% — Valhalla Elementary	54.1% — Valhalla Elementary	-5.5% — Valhalla Elementary
Valle Verde Elementary 3275 Peachwillow Lane, Walnut Creek, 94598-1711 School Detail	69.8% — Valle Verde Elementary	+1.8% — Valle Verde Elementary	71.2% — Valle Verde Elementary	+4.1% — Valle Verde Elementary
Valley View Middle 181 Viking Drive, Pleasant Hill, 94523-1808 School Detail	54.4% — Valley View Middle	+8.6% — Valley View Middle	43.9% — Valley View Middle	+3.4% — Valley View Middle
Walnut Acres Elementary 180 Cerezo Drive, Walnut Creek, 94598-3799 School Detail	79.4% — Walnut Acres Elementary	+0.7% — Walnut Acres Elementary	82.2% — Walnut Acres Elementary	+5.4% — Walnut Acres Elementary
Westwood Elementary 1748 West Street, Concord, 94521-1008 School Detail	40.5% — Westwood Elementary	-2.8% — Westwood Elementary	28.4% — Westwood Elementary	-6.5% — Westwood Elementary
Woodside Elementary 761 San Simeon Drive, Concord, 94518-2337 School Detail	34.6% — Woodside Elementary	-6.8% — Woodside Elementary	31.5% — Woodside Elementary	-5.8% — Woodside Elementary
Wren Avenue Elementary 3339 Wren Avenue, Concord, 94519-2328 School Detail	17.6% — Wren Avenue Elementary	-2.5% — Wren Avenue Elementary	18.4% — Wren Avenue Elementary	-1.7% — Wren Avenue Elementary
Ygnacio Valley Elementary 2217 Chalomar Road, Concord, 94518-2595 School Detail	14.6% — Ygnacio Valley Elementary	-9.6% — Ygnacio Valley Elementary	16.7% — Ygnacio Valley Elementary	-4.7% — Ygnacio Valley Elementary
Ygnacio Valley High 755 Oak Grove Road, Concord, 94518-2899 School Detail	37.4% — Ygnacio Valley High	-1.7% — Ygnacio Valley High	17.3% — Ygnacio Valley High	+9.2% — Ygnacio Valley High

Understanding this district

How does Mt. Diablo Unified rank in California?

Mt. Diablo Unified ranks No. 403 of 977 in reading and No. 349 of 977 in math for 2026. These proficiency rankings compare districts across all district types.

How much do results vary between Mt. Diablo Unified’s schools?

Among the 29 schools serving K–5, proficiency ranges from 11.9% to 79.4% in reading and 8.1% to 82.2% in math.

See the district’s schools

Are results improving across Mt. Diablo Unified’s schools?

Over 2024–2026, reading proficiency rose at 31 of 48 schools with results covering that full period; math rose at 27 of 48.

Compare school trends

How do low-income students in Mt. Diablo Unified compare with other districts?

Low-income reading proficiency is 32.8%, compared with 35.1% at a typical California unified district. In math, it is 22.8%, compared with 23.6%.

See student-group results

Which districts should I compare with Mt. Diablo Unified?

Unified districts in Contra Costa County. Peers have the closest enrollment sizes.

2026 proficiency
District	Math	Reading
Mt. Diablo UnifiedThis district	39.1%	48.6%
West Contra Costa Unified	28.1%	33.8%
San Ramon Valley Unified	75.1%	80.7%

Compare these districts

How we compare low-income results

“Typical” is the median across 339 California unified 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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