Chaffey High vs Upland High
A head-to-head comparison of two high schools in California, United States, 2.8 km apart, using official American 2025 data. The better value in each row is highlighted.
Chaffey High
Ontario · Public high · Grades 9–12
3,127 students
Upland High
Upland · Public high · Grades 9–12
2,797 students
| Measure | Chaffey High Ontario, California | Upland High Upland, California |
|---|---|---|
| Success Index (US) | 25 Lower 50% | 36 Lower 50% |
| State rank | #992 of 1,343 | #685 of 1,343 |
| National rank | #14415 of 16,910 | #12035 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 9–12 |
| Students | 3,127 | 2,797 |
| Enrollment | 3,127 | 2,797 |
| Free/reduced-price lunch | 81.5% | 69.5% |
| Students per teacher | 23.5 | 22.4 |
| Reading proficiency | 51% | 55% |
| Math proficiency | 20% | 32% |
| city | Ontario | Upland |
| state | California | California |
| Website | – | – |
The verdict
- •Upland High scores higher on the Success Index (US) (35.8 vs 24.8).
- •Upland High does better on math proficiency (32% vs 20%).
- •Upland High does better on reading proficiency (55% vs 51%).
- •Upland High does better on community advantage (fewer free/reduced-price lunch) (69.5% vs 81.5%).
- •Upland High does better on students per teacher (22.4 vs 23.5).
- •Chaffey High is the larger school with 3,127 students compared with 2,797.
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 Chaffey High better than Upland High?
On the Success Index (US), Upland High ranks higher (35.8 vs 24.8 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 Chaffey High and Upland High?
About 2.8 km in a straight line, between Ontario and Upland in California.
Which has the better Enrollment?
Chaffey High: 3,127. Upland High: 2,797. Students enrolled in the latest NCES directory year.
How do Chaffey High and Upland High rank in California?
Chaffey High is 992nd of 1,343 and Upland High is 685th of 1,343 among high schools in California on the 2025 Success Index (US).