Carbon Valley Academy
Test scores
CMAS 2024-25 . % Met or Exceeded ExpectationsWhat 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.
BeatsExpectations
Demographically-adjusted score · methodologyWhat 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%.
7-year change
SY 2017-18 vs SY 2024-25About Carbon Valley Academy
Located at 4040 CORIOLIS WAY, in FREDERICK, Colorado, Carbon Valley Academy is a low-enrollment elementary campus that educates 245 students (grades pre-K through 8), run under St. Vrain Valley School District No. Re1J. Compared to the state average of about 379 students per school, that is 35% smaller than typical.
St. Vrain Valley School District No. Re1J runs 54 schools in total, collectively educating 31,607 students. Carbon Valley Academy is one of those campuses.
Demographically, Carbon Valley Academy reports that the most-represented group is Hispanic (51%), with the rest of the student body spread across multiple groups. Other groups include 46% White, 2% multiracial. By comparison, Weld County as a whole is about 31% Hispanic, so the school skews noticeably more Hispanic than its surroundings.
On the resource side, On paper, Carbon Valley Academy has 21 full-time-equivalent teachers, translating to a class-load average of around 11.7:1. Statewide, the average ratio sits near 16.6:1, putting Carbon Valley Academy tighter than the state norm the norm. Around 50% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator.
On a residual basis (actual vs predicted given the student mix), Carbon Valley Academy tracks the demographic baseline. The model predicts 36.5% given the school's FRL share; actual proficiency is 26.6%.
In the surrounding community, census data for Weld County shows median household income runs about $97,097, roughly 33% of adults have completed at least a four-year degree, and the poverty rate sits near 7%. Carbon Valley Academy is one of 116 public schools in Weld County (combined enrollment of about 61,274 students).
The closest other public school is Legacy Elementary School, roughly 0.6 miles away. Within five miles, there are 8 other public schools. On composite proficiency, Carbon Valley Academy comes 7th of 8 in the immediate cluster, beneath the nearby-schools average of 37.6%.
Geographically, the school is in a small-town area. Carbon Valley Academy operates as a public charter school, meaning it is publicly funded but governed independently of the surrounding district's traditional schools.
Trend over the last 7 years. Over the past 7-year window, the student count decreased 13%: 281 students in 2018 compared to 245 in 2025. Hispanic enrollment moved from 32% to 51% across the same window.
On this page, posts here usually surface around pickup logistics, teacher feedback, and after-school programs. The community welcomes input from current and former families.
Weld County at a glance
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