Greeley West High School vs Union Colony Preparatory School
A head-to-head comparison of two high schools in Colorado, United States, 2.7 km apart, using official American 2025 data. The better value in each row is highlighted.
Greeley West High School
Greeley · Public high · Grades 9–12
1,936 students
Union Colony Preparatory School
Greeley · Charter high · Grades 6–12
333 students
| Measure | Greeley West High School Greeley, Colorado | Union Colony Preparatory School Greeley, Colorado |
|---|---|---|
| Success Index (US) | 23 Lower 50% | 22 Lower 50% |
| State rank | #272 of 307 | #277 of 307 |
| National rank | #14853 of 16,910 | #15033 of 16,910 |
| Sector | Public | Charter |
| Type | High | High |
| Year range | Grades 9–12 | Grades 6–12 |
| Students | 1,936 | 333 |
| Enrollment | 1,936 | 333 |
| Free/reduced-price lunch | 69% | 61.3% |
| Students per teacher | 21.3 | 20.8 |
| Reading proficiency | 38% | 32% |
| Math proficiency | 19% | 17% |
| city | Greeley | Greeley |
| state | Colorado | Colorado |
| Website | – | – |
The verdict
- •Greeley West High School scores higher on the Success Index (US) (22.5 vs 21.5).
- •Greeley West High School does better on math proficiency (19% vs 17%).
- •Greeley West High School does better on reading proficiency (38% vs 32%).
- •Union Colony Preparatory School does better on community advantage (fewer free/reduced-price lunch) (61.3% vs 69%).
- •Union Colony Preparatory School does better on students per teacher (20.8 vs 21.3).
- •Greeley West High School is the larger school with 1,936 students compared with 333.
- •Greeley West High School is a public school while Union Colony Preparatory School 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 Greeley West High School better than Union Colony Preparatory School?
On the Success Index (US), Greeley West High School ranks higher (22.5 vs 21.5 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 Greeley West High School and Union Colony Preparatory School?
About 2.7 km in a straight line, between Greeley and Greeley in Colorado.
Which has the better Enrollment?
Greeley West High School: 1,936. Union Colony Preparatory School: 333. Students enrolled in the latest NCES directory year.
How do Greeley West High School and Union Colony Preparatory School rank in Colorado?
Greeley West High School is 272nd of 307 and Union Colony Preparatory School is 277th of 307 among high schools in Colorado on the 2025 Success Index (US).