Black Diamond Middle vs Jack London Elementary
A head-to-head comparison of two schools in California, United States, 796 m apart, using official American 2025 data. The better value in each row is highlighted.
Black Diamond Middle
Antioch · Public middle · Grades 7–8
358 students
Jack London Elementary
Antioch · Public elementary · Grades K–6
446 students
| Measure | Black Diamond Middle Antioch, California | Jack London Elementary Antioch, California |
|---|---|---|
| Success Index (US) | 9 Lower 50% | 18 Lower 50% |
| State rank | #1290 of 1,334 | #4602 of 5,693 |
| National rank | #15187 of 15,369 | #45970 of 50,301 |
| Sector | Public | Public |
| Type | Middle | Elementary |
| Year range | Grades 7–8 | Grades K–6 |
| Students | 358 | 446 |
| Enrollment | 358 | 446 |
| Free/reduced-price lunch | 81% | 76.9% |
| Students per teacher | 22.4 | 23.5 |
| Reading proficiency | 18% | 24% |
| Math proficiency | 8% | 31% |
| city | Antioch | Antioch |
| state | California | California |
| Website | – | – |
The verdict
- •Jack London Elementary scores higher on the Success Index (US) (18.2 vs 8.7).
- •Jack London Elementary does better on math proficiency (31% vs 8%).
- •Jack London Elementary does better on reading proficiency (24% vs 18%).
- •Jack London Elementary does better on community advantage (fewer free/reduced-price lunch) (76.9% vs 81%).
- •Black Diamond Middle does better on students per teacher (22.4 vs 23.5).
- •Jack London Elementary is the larger school with 446 students compared with 358.
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 Black Diamond Middle better than Jack London Elementary?
On the Success Index (US), Jack London Elementary ranks higher (18.2 vs 8.7 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 Black Diamond Middle and Jack London Elementary?
About 796 m in a straight line, between Antioch and Antioch in California.
Which has the better Enrollment?
Black Diamond Middle: 358. Jack London Elementary: 446. Students enrolled in the latest NCES directory year.
How do Black Diamond Middle and Jack London Elementary rank in California?
Black Diamond Middle is 1290th of 1,334 and Jack London Elementary is 4602nd of 5,693 among middle schools in California on the 2025 Success Index (US).