Herbert C. Green Middle vs Sky Mountain Charter
A head-to-head comparison of two schools in California, United States, 1.1 km apart, using official American 2025 data. The better value in each row is highlighted.
Herbert C. Green Middle
Placerville · Public middle · Grades 5–8
363 students
Sky Mountain Charter
Placerville · Charter other · Grades K–12
2,511 students
| Measure | Herbert C. Green Middle Placerville, California | Sky Mountain Charter Placerville, California |
|---|---|---|
| Success Index (US) | 40 Lower 50% | – Not rated |
| State rank | #554 of 1,334 | – |
| National rank | #9723 of 15,369 | – |
| Sector | Public | Charter |
| Type | Middle | Other |
| Year range | Grades 5–8 | Grades K–12 |
| Students | 363 | 2,511 |
| Enrollment | 363 | 2,511 |
| Free/reduced-price lunch | 49.9% | 37.1% |
| Students per teacher | 16.5 | 23.5 |
| Reading proficiency | 42% | 39% |
| Math proficiency | 33% | 23% |
| city | Placerville | Placerville |
| state | California | California |
| Website | – | – |
The verdict
- •Herbert C. Green Middle does better on math proficiency (33% vs 23%).
- •Herbert C. Green Middle does better on reading proficiency (42% vs 39%).
- •Sky Mountain Charter does better on community advantage (fewer free/reduced-price lunch) (37.1% vs 49.9%).
- •Herbert C. Green Middle does better on students per teacher (16.5 vs 23.5).
- •Sky Mountain Charter is the larger school with 2,511 students compared with 363.
- •Herbert C. Green Middle is a public school while Sky Mountain Charter 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 Herbert C. Green Middle better than Sky Mountain Charter?
The two schools are very close on the Success Index (US). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Herbert C. Green Middle and Sky Mountain Charter?
About 1.1 km in a straight line, between Placerville and Placerville in California.
Which has the better Enrollment?
Herbert C. Green Middle: 363. Sky Mountain Charter: 2,511. Students enrolled in the latest NCES directory year.
How do Herbert C. Green Middle and Sky Mountain Charter rank in California?
Herbert C. Green Middle is 554th of 1,334 and Sky Mountain Charter is unranked among middle schools in California on the 2025 Success Index (US).