Utah public school districts ranked by the lowest enrollment-weighted state-assessment proficiency. Counties need at least 3 schools and 1,000 students to qualify.
| # | County | State | % Proficient |
|---|---|---|---|
| 1 | San Juan County | UT | 28.6% |
| 2 | Duchesne County | UT | 34.3% |
| 3 | Tooele County | UT | 34.8% |
| 4 | Weber County | UT | 36.0% |
| 5 | Juab County | UT | 39.5% |
| 6 | Salt Lake County | UT | 40.4% |
| 7 | Carbon County | UT | 40.5% |
| 8 | Box Elder County | UT | 41.0% |
| 9 | Emery County | UT | 42.7% |
| 10 | Sanpete County | UT | 44.4% |
| 11 | Uintah County | UT | 44.4% |
| 12 | Beaver County | UT | 45.3% |
| 13 | Davis County | UT | 45.7% |
| 14 | Sevier County | UT | 45.7% |
| 15 | Utah County | UT | 46.7% |
| 16 | Iron County | UT | 47.5% |
| 17 | Washington County | UT | 49.4% |
| 18 | Millard County | UT | 51.0% |
| 19 | Cache County | UT | 52.4% |
| 20 | Kane County | UT | 52.6% |
| 21 | Summit County | UT | 55.0% |
| 22 | Morgan County | UT | 55.4% |
| 23 | Wasatch County | UT | 56.5% |