The public high schools with the lowest student-to-teacher ratios in Waukesha County, Wisconsin
15 public high schools in Waukesha County, Wisconsin appear in this ranking of the public high schools with the lowest student-to-teacher ratios, ranked by the fewest students per teacher, a proxy for class size and staffing. South High leads the list at 11.6:1, against a median of 16.2:1 across the ranked schools.
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| # | School | City | Ratio |
|---|---|---|---|
| 1 | South High | Waukesha, WI | 11.6:1 |
| 2 | New Berlin West Middle/High | New Berlin, WI | 14.9:1 |
| 3 | Pewaukee High | Pewaukee, WI | 15.1:1 |
| 4 | Kettle Moraine High | Wales, WI | 15.5:1 |
| 5 | North High | Waukesha, WI | 15.6:1 |
| 6 | Mukwonago High | Mukwonago, WI | 16.0:1 |
| 7 | Menomonee Falls High | Menomonee Falls, WI | 16.1:1 |
| 8 | Oconomowoc High | Oconomowoc, WI | 16.2:1 |
| 9 | Eisenhower Middle/High | New Berlin, WI | 16.8:1 |
| 10 | Brookfield Central High | Brookfield, WI | 16.9:1 |
| 11 | Arrowhead High | Hartland, WI | 17.1:1 |
| 12 | West High | Waukesha, WI | 17.4:1 |
| 13 | Muskego High | Muskego, WI | 17.6:1 |
| 14 | Hamilton High | Sussex, WI | 17.6:1 |
| 15 | Brookfield East High | Brookfield, WI | 17.9:1 |
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