Utah public school districts ranked by the lowest county-wide student-to-teacher ratio. Counties need at least 3 schools and 1,000 students to qualify.
| # | County | State | Ratio |
|---|---|---|---|
| 1 | San Juan County | UT | 16.1:1 |
| 2 | Summit County | UT | 16.4:1 |
| 3 | Emery County | UT | 17.3:1 |
| 4 | Grand County | UT | 17.6:1 |
| 5 | Beaver County | UT | 18.3:1 |
| 6 | Morgan County | UT | 19.1:1 |
| 7 | Carbon County | UT | 19.2:1 |
| 8 | Duchesne County | UT | 19.4:1 |
| 9 | Millard County | UT | 19.5:1 |
| 10 | Sanpete County | UT | 20.0:1 |
| 11 | Juab County | UT | 20.3:1 |
| 12 | Kane County | UT | 20.4:1 |
| 13 | Sevier County | UT | 20.5:1 |
| 14 | Weber County | UT | 20.9:1 |
| 15 | Salt Lake County | UT | 21.0:1 |
| 16 | Box Elder County | UT | 21.1:1 |
| 17 | Tooele County | UT | 21.9:1 |
| 18 | Cache County | UT | 22.0:1 |
| 19 | Uintah County | UT | 22.0:1 |
| 20 | Wasatch County | UT | 22.2:1 |
| 21 | Davis County | UT | 22.3:1 |
| 22 | Utah County | UT | 22.4:1 |
| 23 | Washington County | UT | 22.8:1 |
| 24 | Garfield County | UT | 23.6:1 |
| 25 | Iron County | UT | 26.8:1 |