Enrollment
333
High
DISTRICT 860 · STATE 627
SCHOOL COMMUNITY·GREELEY-EVANS SCHOOL DISTRICT 6·NCES 080441001615
Union Colony Preparatory School
2000 CLUBHOUSE DRIVE, GREELEY, CO 80634 · (970) 673-4546 · Weld County
GRADES 06–12HIGH12-CITYCHARTERTITLE IREGULAR SCHOOL333 STUDENTS
C
allk12 Grade
Scored higher than 32% of Colorado public high schools
- C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Colorado public high schools
Student : Teacher
20.2:1
16 FTE teachers
DISTRICT 63.5:1 · STATE 16.9:1
Free / Reduced Lunch
61%
204 students
DISTRICT 70% · STATE 50%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 6 | 47 | 14% |
| Grade 7 | 60 | 18% |
| Grade 8 | 60 | 18% |
| Grade 9 | 50 | 15% |
| Grade 10 | 42 | 13% |
| Grade 11 | 42 | 13% |
| Grade 12 | 32 | 10% |
Student demographics
54%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 51% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
QUIET COMMUNITY
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START A DISCUSSIONTest scores
CMAS 2024-25 . % Met or Exceeded ExpectationsEnglish Language Arts
26.2%
CO avg 44.9% . +7.7pp since 2023
Math
12.1%
CO avg 36.1% . -2.3pp since 2023
What this means: On the CMAS, Colorado's statewide test, about 26 of every 100 students at this school read and write at grade level and about 12 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores are up about 8 points since 2023, while math scores are down about 2 points.
CMAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 26.2% | 12.1% |
| 2023-24 | 18.5% | 14.4% |
% Met or Exceeded Expectations, all students and all tested grades.
Source: CMAS. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
22.3%
composite math + reading, all grades
Predicted
29.6%
based on CO schools with similar FRL share
Beats by
-7.3pp
below demographic expectation
What this means: About 22% of students here test proficient in math and reading, compared with the roughly 30% typical for Colorado schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Colorado's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Union Colony Preparatory School
Union Colony Preparatory School's state test result (22.3% proficient) is higher than 4 of the 4 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Union Colony Preparatory School this school | 333 | 61.3% | 22.3% |
| Burlington High School BURLINGTON | 216 | 63.9% | 8.8% |
| Valley High School GILCREST | 483 | 61.1% | 21.6% |
| Monte Vista Senior High School MONTE VISTA | 272 | 62.1% | N/A |
| Lake County High School LEADVILLE | 389 | 55.3% | 18.1% |
| Lamar High School LAMAR | 393 | 68.2% | 17.6% |
Matched among Colorado high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Union Colony Preparatory School ranks
Among high schools| Measure | This school | In Colorado | In Weld County |
|---|---|---|---|
| State test proficiency ranked highest first | 22.3% | #154 of 231 | #10 of 15 |
| Math proficiency ranked highest first | 12.1% | #41 of 54 no change | N/A |
| Reading proficiency ranked highest first | 26.2% | #41 of 57 ▲ 6 | N/A |
| Enrollment ranked largest first | 333 | #201 of 409 | #16 of 23 |
| Students per teacher ranked fewest first | 20.2:1 | #193 of 250 | #13 of 18 |
| Diversity index ranked most diverse first | 54.0% | #74 of 250 | #2 of 18 |
| Free and reduced lunch ranked highest share first | 61.3% | #112 of 320 | #5 of 19 |
| Enrollment change since 2017-18 ranked steepest decline first | -25.8% | #24 of 139 | #2 of 6 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
333
-40 (-11%) vs 2020
+127% since 2000-01, when it was 147
Student : Teacher
20.2:1
was 16.2:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 333 | 16.5 | 20.2:1 | 61% (204) |
| 2023-24 | 348 | 18.8 | 18.5:1 | 66% (231) |
| 2022-23 | 364 | 22.1 | 16.5:1 | 57% (206) |
| 2020-21 | 373 | 23 | 16.2:1 | 59% (219) |
| 2017-18 | 449 | 23 | 19.5:1 | 45% (202) |
| 2015-16 | 485 | 20 | 24.3:1 | 40% (194) |
| 2010-11 | 408 | 24 | 17.0:1 | 21% (85) |
| 2000-01 | 147 | 10 | 14.7:1 | 9% (13) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Union Colony Preparatory School.
Since 2017-18: students down 26% (449 to 333); teachers down 29% (23 to 16.5).
About Union Colony Preparatory School
Union Colony Preparatory School is the name of a small high school in GREELEY, Colorado. Enrollment is 333 students in 2024-25, and the school serves grades 6 through 12. The average for high schools in Colorado is about 627 students, so this school is 47% smaller than average.
Union Colony Preparatory School is part of a district of 34 schools: Greeley-Evans School District 6, with 22,917 students.
At 61%, Hispanic students outnumber all other groups at Union Colony Preparatory School combined. It is also 30% White, 3% Asian, and 2% Black. Weld County's residents are about 31% Hispanic, 30 points below the school's share. The chance that two students picked at random at Union Colony Preparatory School belong to different racial or ethnic groups, known as the diversity index, is 54%.
With 16.5 full-time-equivalent teachers in 2024-25, the ratio at Union Colony Preparatory School was 20.2:1. The 16.9:1 average for high schools in Colorado is lower than this school's figure. A measure often used for student poverty, free or reduced-price lunch eligibility, stands at 61%. It compares with 47% for public schools in Weld County.
The allk12 Grade for Union Colony Preparatory School is C. Compared with Colorado public high schools, the school scored higher than 32% on a mix of test scores, poverty-adjusted results, and recent trend.
Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate on state tests of 29.6% for Union Colony Preparatory School. The school posts 22.3%, 7.3 points below the prediction.
Weld County census figures show that median household income is about $97,097, roughly 33% of adults have a four-year degree or more, and the share of residents below the poverty line is 7%. Union Colony Preparatory School is among the 116 public schools in Weld County.
Centennial BOCES High School is the nearest neighboring public school, less than a tenth of a mile away. Counting only straight-line distance, at least 8 other public schools are within five miles. In a group of 8 nearby schools with scores, Union Colony Preparatory School ranks 5th on average proficiency.
In the federal locale system, Union Colony Preparatory School is coded City: Mid-size, for schools inside a principal city with a population between 100,000 and 250,000. As a charter school, Union Colony Preparatory School is publicly funded and operates under a charter.
A comparison of 2020-21 and 2024-25 shows enrollment down 11%, from 373 to 333. The school's ratio rose from 16.2:1 to 20.2:1 between 2020-21 and 2024-25.
Posts about school safety, transportation, and start times are welcome on this page. Questions from prospective families are welcome too.
Weld County at a glance
View full county profilePopulation
350,396
Census ACS
Median income
$97,097
Household, ACS
Bachelor's+
33%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
116
61,274 students
Quick facts
Related schools
Other schools in Greeley-Evans School District 6
- Greeley West High SchoolHigh · 1,936 students
- University SchoolsCombined · 1,784 students
- Greeley Central High SchoolHigh · 1,507 students
- Frontier Charter AcademyCombined · 1,432 students
- Northridge High SchoolHigh · 1,322 students
- Tointon Academy of Pre-EngineeringElementary · 1,127 students
Other schools in GREELEY
- Greeley West High SchoolHigh · 1,936 students
- University SchoolsCombined · 1,784 students
- Greeley Central High SchoolHigh · 1,507 students
- Frontier Charter AcademyCombined · 1,432 students
- Northridge High SchoolHigh · 1,322 students
- Tointon Academy of Pre-EngineeringElementary · 1,127 students
Nearby schools
- Centennial BOCES High School0.1 mi · 82
- Monfort Elementary School0.5 mi · 373
- Early College Academy0.9 mi · 293
- University Schools1.1 mi · 1,784
- S. Christa McAuliffe STEM Academy1.5 mi · 932
- Greeley West High School1.7 mi · 1,936
Frequently asked questions
About Union Colony Preparatory SchoolHow large is Union Colony Preparatory School?
Union Colony Preparatory School enrolls approximately 333 students in grades 06-12.
What grades does Union Colony Preparatory School serve?
Union Colony Preparatory School serves grades 06-12.
How many students per teacher at Union Colony Preparatory School?
Approximately 20.2:1 students per teacher at Union Colony Preparatory School.
What is the student diversity at Union Colony Preparatory School?
Student demographics at Union Colony Preparatory School are roughly 30% White, 61% Hispanic, 2% Black, 3% Asian, 2% Two or more.
Who oversees Union Colony Preparatory School?
Union Colony Preparatory School is overseen by Greeley-Evans School District 6 in Weld County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.