Schools in 94520 — Concord, California
94520 has 4 ranked schools averaging a Scope Score of 28.2 — 15.6 points below the California state average of 43.8. Scores range from 18.9 to 42.1, a 23.2-point spread.
How 94520 schools perform
The top-ranked school is Mt. Diablo High with a Scope Score of 42 and 7.2% of students exceeding standard.
Ceiling effect detected: Schools in 94520 average 19.2% meeting standard but only 5.4% exceeding it. Students are clearing the bar, but few are pushed past it — worth examining school by school.
Chronic absenteeism across 94520 averages 27.6%, below the state average of 18.1%. This elevated rate may indicate systemic attendance challenges in the area.
How 94520 compares to nearby zip codes
All schools in 94520
| # | School | Exceeded | Score |
|---|---|---|---|
| 1 | Mt. Diablo High Mt. Diablo Unified Building Momentum | 7.2% | Developing 42/100 |
| 2 | Sun Terrace Elementary Mt. Diablo Unified Building Momentum | 9.7% | Needs Support 29/100 |
| 3 | Cambridge Elementary Mt. Diablo Unified Building Momentum | 2.4% | Needs Support 23/100 |
| 4 | Meadow Homes Elementary Mt. Diablo Unified Building Momentum | 2.4% | Needs Support 19/100 |
Schools in 94520 on the map
Data source: California Department of Education · CAASPP 2024-25 · Methodology
Scores are SchoolScope's analysis of public data, not official CDE ratings. They represent one way of interpreting test results and should not be the sole basis for school decisions.
What Scope Scores can't tell you about 94520
- Class sizes and student-teacher interaction quality
- Quality of arts, music, athletics, and enrichment programs
- Teacher experience, turnover, and professional development
- Campus safety, bullying climate, and social-emotional support
- Parent and community engagement levels
- Quality of special education and gifted programs
- How school zones and enrollment boundaries affect access
Scope Scores measure academic performance and school climate using public data. They are one lens among many. Full methodology