Explore Map Compare Blog Sign in

Cambridge Elementary

Mt. Diablo Unified Concord Contra Costa County 94520
Composite Score
out of 100
State Percentile
of elementary schools
State Rank
990 students tested

School overview

Enrollment
451 students
Student-Teacher Ratio
27:1
Free/Reduced Lunch
72%
Teachers
17 full-time

Student demographics

Hispanic 83.4%
White 4.7%
Asian 5.5%
Black 1.8%
Other 4.7%

Performance breakdown

Performance breakdown for Cambridge Elementary
CategoryPercentage
Exceeded Standard2.4%
Met Standard9.3%
Below Standard88.3%

What other rankings don't show you

Most rating sites report "12% proficient" for Cambridge Elementary and stop there. Here's what that number hides:

2.4% of students exceeded standard while 9.3% merely met it. That exceeded rate is 18.6 points below the state average of 21.0%. That's 16.4 points below the Mt. Diablo Unified district average of 18.8%. The 19 nearby schools within ~3 miles average 20.8% exceeded — 18.4 points higher. The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.

Students here improve by 2.6 percentage points from grade 3 to grade 5, suggesting the school is adding value beyond what students arrive with.

Chronic absenteeism is 20.6%, above the state average of 18.7%.

Key metrics

% Exceeded Standard
2.4%
Students scoring above proficient
% Met or Above
11.7%
Students meeting standard
Growth (G3→G5)
+2.6pp
Change in proficiency rate
Chronic Absenteeism
20.6%
Students missing 10%+ of days
Suspension Rate
0.4%
Students suspended at least once
Total Tested
990
Across all grades & subjects

ELA scores by grade

Grade Tested Exceeded Met Nearly Met Not Met Met+Above
3rd 79 1.3% 5.1% 27.9% 65.8% 6.3%
4th 79 0.0% 17.7% 11.4% 70.9% 17.7%
5th 83 6.0% 9.6% 25.3% 59.0% 15.7%

Math scores by grade

Grade Tested Exceeded Met Nearly Met Not Met Met+Above
3rd 89 3.4% 10.1% 21.4% 65.2% 13.5%
4th 80 1.3% 6.3% 35.0% 57.5% 7.5%
5th 85 2.4% 7.1% 15.3% 75.3% 9.4%