Enrollment
245
Elementary
DISTRICT 467 · STATE 379
SCHOOL COMMUNITY·ST. VRAIN VALLEY SCHOOL DISTRICT NO. RE1J·NCES 080537001887
Carbon Valley Academy
4040 CORIOLIS WAY, FREDERICK, CO 80530 · (303) 774-9555 · Weld County
GRADES PK–08ELEMENTARY31-TOWNCHARTERTITLE IREGULAR SCHOOL245 STUDENTS
C-
allk12 Grade
Scored higher than 15% of Colorado public elementary schools
- CTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- DBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
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 elementary schools
Student : Teacher
11.7:1
21 FTE teachers
DISTRICT 15.6:1 · STATE 16.6:1
Free / Reduced Lunch
50%
122 students
DISTRICT 39% · STATE 50%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 24 | 10% |
| Grade 1 | 25 | 10% |
| Grade 2 | 37 | 15% |
| Grade 3 | 31 | 13% |
| Grade 4 | 32 | 13% |
| Grade 5 | 24 | 10% |
| Grade 6 | 20 | 8% |
| Grade 7 | 20 | 8% |
| Grade 8 | 32 | 13% |
This year's kindergarten class (24) is 25% smaller than its 8th grade class (32).
Student demographics
53%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 55% · 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
Test scores
CMAS 2024-25 . % Met or Exceeded ExpectationsEnglish Language Arts
21.0%
CO avg 44.9% . -6.0pp since 2023
Math
25.0%
CO avg 36.1% . +1.1pp since 2023
What this means: On the CMAS, Colorado's statewide test, about 21 of every 100 students at this school read and write at grade level and about 25 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores are down about 6 points since 2023, while math scores are up about 1 points.
CMAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 21.0% | 25.0% |
| 2023-24 | 27.0% | 23.9% |
% 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
26.6%
composite math + reading, all grades
Predicted
36.5%
based on CO schools with similar FRL share
Beats by
-10.0pp
below demographic expectation
What this means: About 27% of students here test proficient in math and reading, compared with the roughly 37% 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 Carbon Valley Academy
Carbon Valley Academy's state test result (26.6% proficient) is higher than 2 of the 4 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Carbon Valley Academy this school | 245 | 49.8% | 26.6% |
| Upper Blue Elementary School BRECKENRIDGE | 221 | 47.1% | 55.3% |
| Elk Creek Elementary NEW CASTLE | 272 | 46.0% | 23.2% |
| The Studio School NORTHGLENN | 215 | 47.4% | 33.0% |
| Truscott Elementary School LOVELAND | 194 | 50.5% | 14.9% |
| Lake County Elementary School LEADVILLE | 248 | 48.0% | N/A |
Matched among Colorado elementary 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 Carbon Valley Academy ranks
Among elementary schools| Measure | This school | In Colorado | In Weld County |
|---|---|---|---|
| State test proficiency ranked highest first | 26.6% | #643 of 931 | #33 of 53 |
| Math proficiency ranked highest first | 25.0% | #622 of 940 ▲ 4 | #31 of 55 ▲ 5 |
| Reading proficiency ranked highest first | 21.0% | #811 of 946 ▼ 111 | #43 of 55 ▼ 4 |
| Enrollment ranked largest first | 245 | #843 of 1,056 | #56 of 62 |
| Students per teacher ranked fewest first | 11.7:1 | #47 of 896 | #1 of 56 |
| Diversity index ranked most diverse first | 53.4% | #353 of 896 | #11 of 56 |
| Free and reduced lunch ranked highest share first | 49.8% | #482 of 983 | #30 of 57 |
| Enrollment change since 2017-18 ranked steepest decline first | -12.8% | #430 of 664 | #18 of 30 |
Ranked against other public elementary 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
245
+52 (+27%) vs 2020
-46% since 2010-11, when it was 456
Student : Teacher
11.7:1
was 11.3:1
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 | 245 | 20.9 | 11.7:1 | 50% (122) |
| 2023-24 | 250 | 23.9 | 10.5:1 | 38% (96) |
| 2022-23 | 265 | 20.7 | 12.8:1 | 42% (110) |
| 2020-21 | 193 | 17 | 11.3:1 | N/A |
| 2017-18 | 281 | 23 | 12.2:1 | 16% (44) |
| 2015-16 | 306 | 14 | 21.9:1 | 13% (41) |
| 2010-11 | 456 | 27 | 16.9:1 | 12% (54) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Carbon Valley Academy.
Since 2017-18: students down 13% (281 to 245); teachers down 9% (23 to 20.9).
About Carbon Valley Academy
Carbon Valley Academy is a low-enrollment elementary school in FREDERICK, Colorado, one of the schools in St. Vrain Valley School District No. Re1J. The latest federal count shows 245 students in pre-K through 8. Against the 379-student average for elementary schools in Colorado, enrollment here is 35% lower.
St. Vrain Valley School District No. Re1J has 31,607 students in 54 schools, and Carbon Valley Academy is one of those schools.
Hispanic students account for 51% of enrollment at Carbon Valley Academy. Other groups include 46% White and 2% multiracial. The county population is about 31% Hispanic. Carbon Valley Academy has a diversity index of 53%, compared with 70% for all US public school students.
Teacher staffing is 20.9 full-time equivalents, or about 11.7 students per teacher. Among elementary schools in Colorado, the typical ratio is 16.6:1. About 50% of students, or 122, qualify for free or reduced-price lunch.
The allk12 Grade for Carbon Valley Academy is C-. Compared with Colorado public elementary schools, the school scored higher than 15% on a mix of test scores, poverty-adjusted results, and recent trend.
Carbon Valley Academy's average proficiency rate on state tests of 26.6% is 10.0 points below the 36.5% the model predicts from its lunch-eligibility share.
Recent Census Bureau figures for Weld County show that median household income is about $97,097, the share of adults with a bachelor's degree or higher is 33%, and about 7% of people live in poverty. Carbon Valley Academy is one of 116 public schools in Weld County, which together enroll about 61,274 students.
The nearest public school is Legacy Elementary School, at about 0.6 miles. Carbon Valley Academy has at least 8 other public schools within five miles. The school's 26.6% average proficiency ranks 7th among 8 nearby schools.
The NCES locale for Carbon Valley Academy is Town: Fringe, which covers schools in a town close to an urbanized area. Carbon Valley Academy is a public charter school.
The 2024-25 enrollment of 245 was 27% higher than in 2020-21, when it was 193.
Parents and students can post about enrollment questions, class placement, and PTA news at Carbon Valley Academy. 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 St. Vrain Valley School District No. Re1J
- Erie High SchoolHigh · 1,727 students
- Niwot High SchoolHigh · 1,509 students
- Frederick Senior High SchoolHigh · 1,491 students
- Longmont High SchoolHigh · 1,268 students
- Soaring Heights PK-8Elementary · 1,211 students
- Silver Creek High SchoolHigh · 1,208 students
Other schools in FREDERICK
- Frederick Senior High SchoolHigh · 1,491 students
- Thunder Valley PK-8Elementary · 880 students
- Grand View ElementaryElementary · 446 students
- Legacy Elementary SchoolElementary · 430 students
- Spark! Discovery PreschoolElementary · 274 students
Nearby schools
- Legacy Elementary School0.6 mi · 430
- Grand View Elementary1.7 mi · 446
- Frederick Senior High School1.8 mi · 1,491
- Spark! Discovery Preschool2.6 mi · 274
- Thunder Valley PK-82.6 mi · 880
- Centennial Elementary2.8 mi · 525
Frequently asked questions
About Carbon Valley AcademyHow large is Carbon Valley Academy?
Carbon Valley Academy enrolls approximately 245 students in grades PK-08.
What grades does Carbon Valley Academy serve?
Carbon Valley Academy serves grades PK-08.
How many teachers does Carbon Valley Academy have?
Carbon Valley Academy employs 21 FTE teachers, for a student-to-teacher ratio of 11.7:1.
How diverse is Carbon Valley Academy?
Carbon Valley Academy reports a student body of 46% White, 51% Hispanic, 2% Black, 2% Two or more.
Who oversees Carbon Valley Academy?
Carbon Valley Academy is overseen by St. Vrain Valley School District No. Re1J in Weld County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.