Knightsen Elementary vs Mary Casey Black Elementary
A head-to-head comparison of two elementary schools in California, United States, 3.4 km apart, using official American 2025 data. The better value in each row is highlighted.
Knightsen Elementary
Knightsen · Public elementary · Grades K–8
316 students
Mary Casey Black Elementary
Brentwood · Public elementary · Grades K–5
680 students
| Measure | Knightsen Elementary Knightsen, California | Mary Casey Black Elementary Brentwood, California |
|---|---|---|
| Success Index (US) | 37 Lower 50% | 38 Lower 50% |
| State rank | #2768 of 5,693 | #2727 of 5,693 |
| National rank | #33984 of 50,301 | #33521 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–8 | Grades K–5 |
| Students | 316 | 680 |
| Enrollment | 316 | 680 |
| Free/reduced-price lunch | 38% | 47.1% |
| Students per teacher | 24.3 | 25.2 |
| Reading proficiency | 39% | 46% |
| Math proficiency | 34% | 33% |
| city | Knightsen | Brentwood |
| state | California | California |
| Website | – | – |
The verdict
- •Both schools have almost identical Success Index (US) scores (37.0 vs 37.7).
- •Knightsen Elementary does better on math proficiency (34% vs 33%).
- •Mary Casey Black Elementary does better on reading proficiency (46% vs 39%).
- •Knightsen Elementary does better on community advantage (fewer free/reduced-price lunch) (38% vs 47.1%).
- •Knightsen Elementary does better on students per teacher (24.3 vs 25.2).
- •Mary Casey Black Elementary is the larger school with 680 students compared with 316.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Knightsen Elementary better than Mary Casey Black Elementary?
The two schools are very close on the Success Index (US). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Knightsen Elementary and Mary Casey Black Elementary?
About 3.4 km in a straight line, between Knightsen and Brentwood in California.
Which has the better Enrollment?
Knightsen Elementary: 316. Mary Casey Black Elementary: 680. Students enrolled in the latest NCES directory year.
How do Knightsen Elementary and Mary Casey Black Elementary rank in California?
Knightsen Elementary is 2768th of 5,693 and Mary Casey Black Elementary is 2727th of 5,693 among elementary schools in California on the 2025 Success Index (US).