Calahan Street Elementary vs Valley International Preparatory High
A head-to-head comparison of two schools in California, United States, 1.8 km apart, using official American 2025 data. The better value in each row is highlighted.
Calahan Street Elementary
Northridge · Public elementary · Grades K–5
474 students
Valley International Preparatory High
Northridge · Charter high · Grades 9–12
259 students
| Measure | Calahan Street Elementary Northridge, California | Valley International Preparatory High Northridge, California |
|---|---|---|
| Success Index (US) | 40 Lower 50% | 51 Top 50% |
| State rank | #2583 of 5,693 | #382 of 1,343 |
| National rank | #32231 of 50,301 | #8194 of 16,910 |
| Sector | Public | Charter |
| Type | Elementary | High |
| Year range | Grades K–5 | Grades 9–12 |
| Students | 474 | 259 |
| Enrollment | 474 | 259 |
| Free/reduced-price lunch | 73.2% | 31.7% |
| Students per teacher | 21.5 | 14.4 |
| Reading proficiency | 49% | 44.5% |
| Math proficiency | 46% | 34.5% |
| city | Northridge | Northridge |
| state | California | California |
| Website | – | – |
The verdict
- •Valley International Preparatory High scores higher on the Success Index (US) (50.8 vs 39.5).
- •Calahan Street Elementary does better on math proficiency (46% vs 34.5%).
- •Calahan Street Elementary does better on reading proficiency (49% vs 44.5%).
- •Valley International Preparatory High does better on community advantage (fewer free/reduced-price lunch) (31.7% vs 73.2%).
- •Valley International Preparatory High does better on students per teacher (14.4 vs 21.5).
- •Calahan Street Elementary is the larger school with 474 students compared with 259.
- •Calahan Street Elementary is a public school while Valley International Preparatory High is a charter school, so fees and admission rules differ.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Calahan Street Elementary better than Valley International Preparatory High?
On the Success Index (US), Valley International Preparatory High ranks higher (50.8 vs 39.5 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 Calahan Street Elementary and Valley International Preparatory High?
About 1.8 km in a straight line, between Northridge and Northridge in California.
Which has the better Enrollment?
Calahan Street Elementary: 474. Valley International Preparatory High: 259. Students enrolled in the latest NCES directory year.
How do Calahan Street Elementary and Valley International Preparatory High rank in California?
Calahan Street Elementary is 2583rd of 5,693 and Valley International Preparatory High is 382nd of 1,343 among elementary schools in California on the 2025 Success Index (US).