Del Sur Senior Elementary vs Endeavour Middle
A head-to-head comparison of two schools in California, United States, 8.6 km apart, using official American 2025 data. The better value in each row is highlighted.
Del Sur Senior Elementary
Lancaster · Public elementary · Grades K–8
763 students
Endeavour Middle
Lancaster · Public middle · Grades 6–8
805 students
| Measure | Del Sur Senior Elementary Lancaster, California | Endeavour Middle Lancaster, California |
|---|---|---|
| Success Index (US) | 33 Lower 50% | 15 Lower 50% |
| State rank | #3043 of 5,693 | #1121 of 1,334 |
| National rank | #36424 of 50,301 | #14539 of 15,369 |
| Sector | Public | Public |
| Type | Elementary | Middle |
| Year range | Grades K–8 | Grades 6–8 |
| Students | 763 | 805 |
| Enrollment | 763 | 805 |
| Free/reduced-price lunch | 53.3% | 81.7% |
| Students per teacher | 27.3 | 20.6 |
| Reading proficiency | 43% | 32% |
| Math proficiency | 31% | 14% |
| city | Lancaster | Lancaster |
| state | California | California |
| Website | – | – |
The verdict
- •Del Sur Senior Elementary scores higher on the Success Index (US) (33.2 vs 15.2).
- •Del Sur Senior Elementary does better on math proficiency (31% vs 14%).
- •Del Sur Senior Elementary does better on reading proficiency (43% vs 32%).
- •Del Sur Senior Elementary does better on community advantage (fewer free/reduced-price lunch) (53.3% vs 81.7%).
- •Endeavour Middle does better on students per teacher (20.6 vs 27.3).
- •Endeavour Middle is the larger school with 805 students compared with 763.
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 Del Sur Senior Elementary better than Endeavour Middle?
On the Success Index (US), Del Sur Senior Elementary ranks higher (33.2 vs 15.2 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Del Sur Senior Elementary and Endeavour Middle?
About 8.6 km in a straight line, between Lancaster and Lancaster in California.
Which has the better Enrollment?
Del Sur Senior Elementary: 763. Endeavour Middle: 805. Students enrolled in the latest NCES directory year.
How do Del Sur Senior Elementary and Endeavour Middle rank in California?
Del Sur Senior Elementary is 3043rd of 5,693 and Endeavour Middle is 1121st of 1,334 among elementary schools in California on the 2025 Success Index (US).