The fastest-declining public middle schools by enrollment in Boulder County, Colorado
12 public middle schools in Boulder County, Colorado appear in this ranking of the fastest-declining public middle schools by enrollment, ranked by the steepest enrollment decline between the 2017-18 and 2024-25 school years. Casey Middle School leads the list at -45.8%, against a median of -13.3% across the ranked schools.
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| # | School | City | 2024-25 | % Change |
|---|---|---|---|---|
| 1 | Casey Middle School | BOULDER, CO | 363 | -45.8% |
| 2 | Sunset Middle School | LONGMONT, CO | 316 | -39.5% |
| 3 | Trail Ridge Middle School | LONGMONT, CO | 435 | -37.9% |
| 4 | Nevin Platt Middle School | BOULDER, CO | 483 | -23.1% |
| 5 | Westview Middle School | LONGMONT, CO | 621 | -17.7% |
| 6 | Longs Peak Middle School | LONGMONT, CO | 381 | -15.7% |
| 7 | Altona Middle School | LONGMONT, CO | 715 | -11.0% |
| 8 | Southern Hills Middle School | BOULDER, CO | 502 | -9.5% |
| 9 | Angevine Middle School | LAFAYETTE, CO | 619 | -7.9% |
| 10 | Centennial Middle School | BOULDER, CO | 598 | -7.4% |
| 11 | Louisville Middle School | LOUISVILLE, CO | 626 | -5.0% |
| 12 | Manhattan Middle School of the Arts and Academics | BOULDER, CO | 482 | -1.4% |
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allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.