Carlmont High vs Heather Elementary
A head-to-head comparison of two schools in California, United States, 1.9 km apart, using official American 2025 data. The better value in each row is highlighted.
Carlmont High
Belmont · Public high · Grades 9–12
2,360 students
Heather Elementary
San Carlos · Public elementary · Grades K–3
320 students
| Measure | Carlmont High Belmont, California | Heather Elementary San Carlos, California |
|---|---|---|
| Success Index (US) | 80 Top 10% | 82 Top 10% |
| State rank | #18 of 1,343 | #194 of 5,693 |
| National rank | #1202 of 16,910 | #4107 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades K–3 |
| Students | 2,360 | 320 |
| Enrollment | 2,360 | 320 |
| Free/reduced-price lunch | 9.3% | 10% |
| Students per teacher | 19.8 | 18.8 |
| Reading proficiency | 85% | 77% |
| Math proficiency | 73% | 77% |
| city | Belmont | San Carlos |
| state | California | California |
| Website | – | – |
The verdict
- •Heather Elementary scores higher on the Success Index (US) (81.6 vs 80.4).
- •Heather Elementary does better on math proficiency (77% vs 73%).
- •Carlmont High does better on reading proficiency (85% vs 77%).
- •Carlmont High does better on community advantage (fewer free/reduced-price lunch) (9.3% vs 10%).
- •Heather Elementary does better on students per teacher (18.8 vs 19.8).
- •Carlmont High is the larger school with 2,360 students compared with 320.
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 Carlmont High better than Heather Elementary?
On the Success Index (US), Heather Elementary ranks higher (81.6 vs 80.4 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 Carlmont High and Heather Elementary?
About 1.9 km in a straight line, between Belmont and San Carlos in California.
Which has the better Enrollment?
Carlmont High: 2,360. Heather Elementary: 320. Students enrolled in the latest NCES directory year.
How do Carlmont High and Heather Elementary rank in California?
Carlmont High is 18th of 1,343 and Heather Elementary is 194th of 5,693 among high schools in California on the 2025 Success Index (US).