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Average

#7235 of 9,533 schools in CA

EL Dorado Middle

Middle School · Mt. Diablo Unified

1750 West St., Concord, CA 94521

Enrollment

811

Student-Teacher

23.9:1

Score

5.2

Grades

6th – 8th

Updated 2022-23

How this school compares

In Concord

#12 of 23

public schools

California middle schools

#1,086 of 1,349

In district

#29 of 47

Mt. Diablo Unified

Academic growth

7.7 / 10

Very strong

About EL Dorado Middle

El Dorado Middle is a public middle school serving grades six through eight in Concord, California. With an enrollment of 811 students and 34 full-time equivalent teachers, the school maintains a student-teacher ratio of 23.9 to 1. Academically, El Dorado Middle is working with significant challenges.

The school's proficiency rates are notably low, with 24% of students meeting or exceeding proficiency standards in English language arts and reading, and 11% proficient or above in mathematics. These results indicate substantial room for academic growth across core subjects. The school's overall academic score of 2.1 out of 10 reflects these performance gaps, and it ranks in California's lower percentile for school performance statewide.

Families considering El Dorado Middle should understand that the school faces meaningful academic headwinds. However, middle school is a pivotal time for student development, and parents may want to explore what specific support systems, intervention programs, or community resources the school offers to help students build foundational skills in reading and mathematics. Located in a large suburban area of Contra Costa County, El Dorado Middle serves the broader Concord community and may appeal to families seeking a neighborhood school setting.

What Parents Should Know

While current test scores at EL Dorado Middle are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.

The student-teacher ratio at EL Dorado Middle is 23.9:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress7.7Very Good40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-0.26 pts/yr
Data Period2019–2024
TrendStable
Academics3.1Fair35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency10.3%
Reading/ELA Proficiency23%
Math vs. State Avg-24.1 pts
Reading vs. State Avg-22.9 pts
Overall Proficiency17%
Expected (poverty-adj.)31%
vs. Expected-14.4 pts
Adjusted Percentile13th
Resources & Environment4.0Below Average25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio23.9:1
Per-Pupil Spending$13,784

EL Dorado Middle — Students at EL Dorado Middle score 17% proficient, which is below what's typical for similar communities (expected: 31%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

76.9%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 10.8%
School
State
33.9%
ELA Proficiency 23.6%
School
State
46.6%

Based on 12 test records from CA state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
12%
ELA
24%
2021*
Math
11%
ELA
25%
2024
Math
10.4%
ELA
23.1%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 7.7/10.

How EL Dorado Middle Compares

See how EL Dorado Middle performs across key quality dimensions compared to state benchmarks.

Overall Score
5.2/10
24th percentile in CA
Academic
3.1/10
3.1/10
Growth
7.7/10
Above average
Environment
4.0/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
77%
Teaching Staff
24:1 student-teacher ratio
34 teachers

Location

1750 West St., Concord, CA 94521

Nearby Alternatives

Families considering EL Dorado Middle may also want to explore other middle schools in the area. Westwood Elementary (rated 8.2/10, 0.1 miles away), which scores notably higher. Another option is KINGS VALLEY CHRISTIAN SCHOOL (rated 6.5/10, 0.7 miles away), which scores notably higher. Additionally, Mountain View Elementary (rated 6.1/10, 0.7 miles away), which scores slightly higher. For more schools in Concord, see our Concord schools guide .

Nearby Schools

20 within 1.5 mi
School Distance Rating
Westwood Elementary Concord 0.1 mi 8.2
Concord High Concord 0.2 mi 5.0
TABERNACLE CHRISTIAN SCHOOLS, INC. Concord 0.3 mi 5.4
Tabernacle Christian, Inc. Concord 0.3 mi
King's Valley Christian School Concord 0.7 mi
KINGS VALLEY CHRISTIAN SCHOOL Concord 0.7 mi 6.5
Mountain View Elementary Concord 0.7 mi 6.1
ST AGNES ELEMENTARY SCHOOL Concord 0.7 mi 5.8
Saint Agnes Concord 0.8 mi
Sunrise (Special Education) Concord 1.0 mi
ANGELS MONTESSORI PRESCHOOL Concord 1.1 mi
Monte Gardens Elementary Concord 1.1 mi 4.7
Silverwood Elementary Concord 1.4 mi 3.4
El Monte Elementary Concord 1.3 mi 5.7
CALVARY CHRISTIAN Concord 1.3 mi 6.1
WOOD ROSE ACADEMY Concord 1.7 mi 4.9
Wood Rose Academy Concord 1.7 mi
Wren Avenue Elementary Concord 1.4 mi 4.6
STEP BY STEP MONTESSORI SCHOOL Concord 1.6 mi
Voyager Academy Concord 1.5 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 94521 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$127,312

Median Home Value

$823,100

Median Rent

$2,388/mo

Population

41,118

College Educated

44%

Homeownership

73.3%

Avg Commute

32.5 min

Poverty Rate

5.6%

Median Age

43

Community Profile

The community surrounding EL Dorado Middle has a median household income of $127,312. It is a well-educated community where 44% of adults hold a bachelor's degree or higher. The median home value in the area is $823,100, with a median rent of $2,388/month. The local poverty rate of 5.6% is relatively low. The average commute for residents is 33 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Acacia Middle Hemet, CA 5.2
Arden Middle Sacramento, CA 5.2
Canyon Lake Middle Lake Elsinore, CA 5.2
Chalone Peaks Middle King City, CA 5.2
Curtis Middle San Bernardino, CA 5.2
Delta Vista Middle Oakley, CA 5.2

Frequently Asked Questions

Common questions about EL Dorado Middle

What grades does EL Dorado Middle serve?

EL Dorado Middle serves students in grades 6th through 8th.

How many students attend EL Dorado Middle?

EL Dorado Middle has an enrollment of approximately 811 students.

What is the student-teacher ratio at EL Dorado Middle?

The student-teacher ratio at EL Dorado Middle is 23.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does EL Dorado Middle rank in CA?

EL Dorado Middle is ranked #7235 out of 9,533 schools in CA.

What is EL Dorado Middle's MySchoolScout rating?

EL Dorado Middle has a composite rating of 5.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at EL Dorado Middle?

Based on the most recent state assessment data, EL Dorado Middle has 10.8% math proficiency and 23.6% reading/ELA proficiency.

Is EL Dorado Middle a charter school?

No, EL Dorado Middle is not a charter school. It is a traditional public school operated by the local school district.

Is EL Dorado Middle a Title I school?

No, EL Dorado Middle is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for EL Dorado Middle?

76.9% of students at EL Dorado Middle qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

City Safety
High (3,431/100K)

FBI UCR 2024. City-level (Concord). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 8th
Enrollment
811
Student-Teacher Ratio
23.9:1
Teachers (FTE)
34
Free/Reduced Lunch
76.9%
Type
regular
Setting
Large Suburb
County
Contra Costa County
Data Year
2023–2024

District

Mt. Diablo Unified
District Enrollment
29,356
Schools in District
52
Per-Pupil Spending
$15,421
District Rank
#29 of 47

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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