Parker Core Knowledge vs Sierra Middle School
A head-to-head comparison of two schools in Colorado, United States, 1.7 km apart, using official American 2025 data. The better value in each row is highlighted.
Parker Core Knowledge
Parker · Charter elementary · Grades K–8
705 students
Sierra Middle School
Parker · Public middle · Grades 7–8
805 students
| Measure | Parker Core Knowledge Parker, Colorado | Sierra Middle School Parker, Colorado |
|---|---|---|
| Success Index (US) | 89 Top 5% | 47 Lower 50% |
| State rank | #2 of 993 | #118 of 262 |
| National rank | #1130 of 50,301 | #8413 of 15,369 |
| Sector | Charter | Public |
| Type | Elementary | Middle |
| Year range | Grades K–8 | Grades 7–8 |
| Students | 705 | 805 |
| Enrollment | 705 | 805 |
| Free/reduced-price lunch | 9.4% | 26.8% |
| Students per teacher | 15.7 | 16.1 |
| Reading proficiency | 92% | 36% |
| Math proficiency | 83% | 37% |
| city | Parker | Parker |
| state | Colorado | Colorado |
| Website | – | – |
The verdict
- •Parker Core Knowledge scores higher on the Success Index (US) (88.6 vs 46.5).
- •Parker Core Knowledge does better on math proficiency (83% vs 37%).
- •Parker Core Knowledge does better on reading proficiency (92% vs 36%).
- •Parker Core Knowledge does better on community advantage (fewer free/reduced-price lunch) (9.4% vs 26.8%).
- •Parker Core Knowledge does better on students per teacher (15.7 vs 16.1).
- •Sierra Middle School is the larger school with 805 students compared with 705.
- •Parker Core Knowledge is a charter school while Sierra Middle School 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.
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Frequently asked questions
Is Parker Core Knowledge better than Sierra Middle School?
On the Success Index (US), Parker Core Knowledge ranks higher (88.6 vs 46.5 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 Parker Core Knowledge and Sierra Middle School?
About 1.7 km in a straight line, between Parker and Parker in Colorado.
Which has the better Enrollment?
Parker Core Knowledge: 705. Sierra Middle School: 805. Students enrolled in the latest NCES directory year.
How do Parker Core Knowledge and Sierra Middle School rank in Colorado?
Parker Core Knowledge is 2nd of 993 and Sierra Middle School is 118th of 262 among elementary schools in Colorado on the 2025 Success Index (US).