The public schools with the highest student-to-teacher ratios in Boulder County, Colorado
Across Boulder County, Colorado, 71 public schools are ranked here, ranked by the most students per teacher, a proxy for larger classes. Niwot High School leads the list at 23.3:1, against a median of 16.4:1 across the ranked schools.
The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.
All schools in Boulder County →
Highest ratio rankings at a wider scope
Other rankings for Boulder County, Colorado
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.