Challenge to Excellence Charter School vs DC Montessori Charter School
A head-to-head comparison of two elementary schools in Colorado, United States, 11 km apart, using official American 2025 data. The better value in each row is highlighted.
Challenge to Excellence Charter School
Parker · Charter elementary · Grades K–8
551 students
DC Montessori Charter School
Castle Rock · Charter elementary · Grades PK–8
547 students
| Measure | Challenge to Excellence Charter School Parker, Colorado | DC Montessori Charter School Castle Rock, Colorado |
|---|---|---|
| Success Index (US) | 77 Top 25% | 56 Top 50% |
| State rank | #76 of 993 | #322 of 993 |
| National rank | #6984 of 50,301 | #21013 of 50,301 |
| Sector | Charter | Charter |
| Type | Elementary | Elementary |
| Year range | Grades K–8 | Grades PK–8 |
| Students | 551 | 547 |
| Enrollment | 551 | 547 |
| Free/reduced-price lunch | 6.4% | 9.7% |
| Students per teacher | 19.0 | 19.5 |
| Reading proficiency | 69% | 56% |
| Math proficiency | 68% | 39% |
| city | Parker | Castle Rock |
| state | Colorado | Colorado |
| Website | – | – |
The verdict
- •Challenge to Excellence Charter School scores higher on the Success Index (US) (76.5 vs 55.9).
- •Challenge to Excellence Charter School does better on math proficiency (68% vs 39%).
- •Challenge to Excellence Charter School does better on reading proficiency (69% vs 56%).
- •Challenge to Excellence Charter School does better on community advantage (fewer free/reduced-price lunch) (6.4% vs 9.7%).
- •Challenge to Excellence Charter School does better on students per teacher (19.0 vs 19.5).
- •Challenge to Excellence Charter School is the larger school with 551 students compared with 547.
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 Challenge to Excellence Charter School better than DC Montessori Charter School?
On the Success Index (US), Challenge to Excellence Charter School ranks higher (76.5 vs 55.9 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 Challenge to Excellence Charter School and DC Montessori Charter School?
About 11 km in a straight line, between Parker and Castle Rock in Colorado.
Which has the better Enrollment?
Challenge to Excellence Charter School: 551. DC Montessori Charter School: 547. Students enrolled in the latest NCES directory year.
How do Challenge to Excellence Charter School and DC Montessori Charter School rank in Colorado?
Challenge to Excellence Charter School is 76th of 993 and DC Montessori Charter School is 322nd of 993 among elementary schools in Colorado on the 2025 Success Index (US).