Santa Susana High vs Union Mine High
A head-to-head comparison of two high schools in California, United States, 524 km apart, using official American 2025 data. The better value in each row is highlighted.
Santa Susana High
Simi Valley · Public high · Grades 9–12
1,033 students
Union Mine High
El Dorado · Public high · Grades 9–12
1,033 students
| Measure | Santa Susana High Simi Valley, California | Union Mine High El Dorado, California |
|---|---|---|
| Success Index (US) | 71 Top 25% | 56 Top 50% |
| State rank | #103 of 1,343 | #298 of 1,343 |
| National rank | #3139 of 16,910 | #6764 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 1,033 | 1,033 |
| Enrollment | 1,033 | 1,033 |
| Free/reduced-price lunch | 30.5% | 37.3% |
| Students per teacher | 20.7 | 21.5 |
| Reading proficiency | 88% | 65% |
| Math proficiency | 53% | 43% |
| city | Simi Valley | El Dorado |
| state | California | California |
| Website | – | – |
The verdict
- •Santa Susana High scores higher on the Success Index (US) (70.7 vs 56.2).
- •Santa Susana High does better on math proficiency (53% vs 43%).
- •Santa Susana High does better on reading proficiency (88% vs 65%).
- •Santa Susana High does better on community advantage (fewer free/reduced-price lunch) (30.5% vs 37.3%).
- •Santa Susana High does better on students per teacher (20.7 vs 21.5).
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 Santa Susana High better than Union Mine High?
On the Success Index (US), Santa Susana High ranks higher (70.7 vs 56.2 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 Santa Susana High and Union Mine High?
About 524 km in a straight line, between Simi Valley and El Dorado in California.
Which has the better Enrollment?
Santa Susana High: 1,033. Union Mine High: 1,033. Students enrolled in the latest NCES directory year.
How do Santa Susana High and Union Mine High rank in California?
Santa Susana High is 103rd of 1,343 and Union Mine High is 298th of 1,343 among high schools in California on the 2025 Success Index (US).