South Valley Middle School
School pathway
Test scores
CMAS 2024-25 . % Met or Exceeded ExpectationsWhat 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 13 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 3 points since 2023, while math scores are up about 6 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 20% of students here test proficient in math and reading, compared with the roughly 29% 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 South Valley Middle School
South Valley Middle School is a micro-enrollment intermediate school in PLATTEVILLE, Colorado, operated by Weld County Reorganized School District No. Re-1. The school teaches 143 students in grades 6 through 8. That puts it 69% below the typical public school in Colorado, which averages around 462 students.
Weld County Reorganized School District No. Re-1 runs 6 schools in total, collectively educating 1,727 students. South Valley Middle School is one of those campuses.
For racial and ethnic makeup, South Valley Middle School shows that the largest single group is Hispanic, at 63% of enrollment. Other groups include 34% White, 2% multiracial. The wider county runs roughly 31% Hispanic, putting the school's mix noticeably more Hispanic than the area baseline.
Looking at school resources, Staff filings list 13 full-time-equivalent teachers, which works out to roughly 11.0:1 students per teacher. The state averages around 15.9:1, so this campus is tighter than the state norm typical. Around 63% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. Set against Weld County (around 47%), the school's rate is north of typical.
On a residual basis (actual vs predicted given the student mix), South Valley Middle School tracks the demographic baseline. The model predicts 28.6% given the school's FRL share; actual proficiency is 20.3%.
Zooming out to the county, Weld County reports that median household income runs about $97,097, 33% of adults hold a bachelor's degree or higher, and roughly 7% of residents live below the federal poverty line. South Valley Middle School is one of 116 public schools in Weld County (combined enrollment of about 61,274 students).
Platteville Elementary School is the nearest neighboring public school, about 0.2 miles from this campus. 8 of the 8 nearest public schools sit inside a ten-mile radius, suggesting a relatively low-density school footprint. Among the 9 schools in that immediate cluster with test data (this one included), South Valley Middle School ranks 9th on composite proficiency, below the local average of 35.6%.
The campus sits in a small-town setting.
Five-year trend. Over the past 7-year window, the student count ticked down 27%: 197 students in 2018 compared to 143 in 2025. Over the same period, the Hispanic share edged up from 56% to 63%. The student-to-teacher ratio pulled in from 13.2:1 in 2018 to 11.0:1 today.
Inside the community feed, recent activity here tends to focus on school events, parent volunteer needs, and clubs. Members of the school community can share what they know.
Weld County at a glance
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