Blackford Elementary vs River Glen
A head-to-head comparison of two elementary schools in California, United States, 2.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Blackford Elementary
San Jose · Charter elementary · Grades K–5
414 students
River Glen
San Jose · Public elementary · Grades K–8
463 students
| Measure | Blackford Elementary San Jose, California | River Glen San Jose, California |
|---|---|---|
| Success Index (US) | 26 Lower 50% | 42 Lower 50% |
| State rank | #3656 of 5,693 | #2419 of 5,693 |
| National rank | #40891 of 50,301 | #30895 of 50,301 |
| Sector | Charter | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–5 | Grades K–8 |
| Students | 414 | 463 |
| Enrollment | 414 | 463 |
| Free/reduced-price lunch | 57% | 46.9% |
| Students per teacher | 21.8 | 30.9 |
| Reading proficiency | 34% | 52% |
| Math proficiency | 25% | 35% |
| city | San Jose | San Jose |
| state | California | California |
| Website | – | – |
The verdict
- •River Glen scores higher on the Success Index (US) (41.6 vs 26.2).
- •River Glen does better on math proficiency (35% vs 25%).
- •River Glen does better on reading proficiency (52% vs 34%).
- •River Glen does better on community advantage (fewer free/reduced-price lunch) (46.9% vs 57%).
- •Blackford Elementary does better on students per teacher (21.8 vs 30.9).
- •River Glen is the larger school with 463 students compared with 414.
- •Blackford Elementary is a charter school while River Glen is a public 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 Blackford Elementary better than River Glen?
On the Success Index (US), River Glen ranks higher (41.6 vs 26.2 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 Blackford Elementary and River Glen?
About 2.2 km in a straight line, between San Jose and San Jose in California.
Which has the better Enrollment?
Blackford Elementary: 414. River Glen: 463. Students enrolled in the latest NCES directory year.
How do Blackford Elementary and River Glen rank in California?
Blackford Elementary is 3656th of 5,693 and River Glen is 2419th of 5,693 among elementary schools in California on the 2025 Success Index (US).