Black Rock Elementary vs Prospect Ridge Academy
A head-to-head comparison of two schools in Colorado, United States, 1.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Black Rock Elementary
Erie · Public elementary · Grades PK–5
597 students
Prospect Ridge Academy
Broomfield · Charter other · Grades K–12
1,478 students
| Measure | Black Rock Elementary Erie, Colorado | Prospect Ridge Academy Broomfield, Colorado |
|---|---|---|
| Success Index (US) | 66 Top 50% | – Not rated |
| State rank | #189 of 993 | – |
| National rank | #14017 of 50,301 | – |
| Sector | Public | Charter |
| Type | Elementary | Other |
| Year range | Grades PK–5 | Grades K–12 |
| Students | 597 | 1,478 |
| Enrollment | 597 | 1,478 |
| Free/reduced-price lunch | 19.3% | 5.9% |
| Students per teacher | 20.6 | 19.2 |
| Reading proficiency | 59% | 67% |
| Math proficiency | 60% | 53% |
| city | Erie | Broomfield |
| state | Colorado | Colorado |
| Website | – | – |
The verdict
- •Black Rock Elementary does better on math proficiency (60% vs 53%).
- •Prospect Ridge Academy does better on reading proficiency (67% vs 59%).
- •Prospect Ridge Academy does better on community advantage (fewer free/reduced-price lunch) (5.9% vs 19.3%).
- •Prospect Ridge Academy does better on students per teacher (19.2 vs 20.6).
- •Prospect Ridge Academy is the larger school with 1,478 students compared with 597.
- •Black Rock Elementary is a public school while Prospect Ridge Academy 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 Black Rock Elementary better than Prospect Ridge Academy?
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 Black Rock Elementary and Prospect Ridge Academy?
About 1.3 km in a straight line, between Erie and Broomfield in Colorado.
Which has the better Enrollment?
Black Rock Elementary: 597. Prospect Ridge Academy: 1,478. Students enrolled in the latest NCES directory year.
How do Black Rock Elementary and Prospect Ridge Academy rank in Colorado?
Black Rock Elementary is 189th of 993 and Prospect Ridge Academy is unranked among elementary schools in Colorado on the 2025 Success Index (US).