Cascade Ridge Elementary vs Challenger Elementary
A head-to-head comparison of two elementary schools in Washington, United States, 2.8 km apart, using official American 2025 data. The better value in each row is highlighted.
Cascade Ridge Elementary
Sammamish · Public elementary · Grades K–5
391 students
Challenger Elementary
Issaquah · Public elementary · Grades K–5
350 students
| Measure | Cascade Ridge Elementary Sammamish, Washington | Challenger Elementary Issaquah, Washington |
|---|---|---|
| Success Index (US) | 87 Top 5% | 84 Top 10% |
| State rank | #30 of 1,154 | #69 of 1,154 |
| National rank | #1661 of 50,301 | #2747 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–5 | Grades K–5 |
| Students | 391 | 350 |
| Enrollment | 391 | 350 |
| Free/reduced-price lunch | 3.8% | 16.9% |
| Students per teacher | 17.0 | 12.5 |
| Reading proficiency | 84% | 70% |
| Math proficiency | 85% | 69% |
| city | Sammamish | Issaquah |
| state | Washington | Washington |
| Website | – | – |
The verdict
- •Cascade Ridge Elementary scores higher on the Success Index (US) (86.9 vs 84.3).
- •Cascade Ridge Elementary does better on math proficiency (85% vs 69%).
- •Cascade Ridge Elementary does better on reading proficiency (84% vs 70%).
- •Cascade Ridge Elementary does better on community advantage (fewer free/reduced-price lunch) (3.8% vs 16.9%).
- •Challenger Elementary does better on students per teacher (12.5 vs 17.0).
- •Cascade Ridge Elementary is the larger school with 391 students compared with 350.
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 Cascade Ridge Elementary better than Challenger Elementary?
On the Success Index (US), Cascade Ridge Elementary ranks higher (86.9 vs 84.3 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 Cascade Ridge Elementary and Challenger Elementary?
About 2.8 km in a straight line, between Sammamish and Issaquah in Washington.
Which has the better Enrollment?
Cascade Ridge Elementary: 391. Challenger Elementary: 350. Students enrolled in the latest NCES directory year.
How do Cascade Ridge Elementary and Challenger Elementary rank in Washington?
Cascade Ridge Elementary is 30th of 1,154 and Challenger Elementary is 69th of 1,154 among elementary schools in Washington on the 2025 Success Index (US).