| Rank | Air Quality Index ▼ | School District / Population |
| 1. | 58.6 | Uinta County School District 1 / 14,292 |
| 2. | 49.2 | Sweetwater County School District 2 / 13,824 |
| 3. | 48.9 | Uinta County School District 4 / 3,446 |
| 3. | 48.9 | Sweetwater County School District 1 / 30,629 |
| 5. | 48.6 | Sublette County School District 9 / 3,677 |
| 5. | 48.6 | Uinta County School District 6 / 3,251 |
| 7. | 48.3 | Lincoln County School District 1 / 3,727 |
| 8. | 48.2 | Lincoln County School District 2 / 13,675 |
| 9. | 47.9 | Albany County School District 1 / 37,220 |
| 10. | 47.6 | Platte County School District 1 / 7,221 |
| 11. | 47.5 | Laramie County School District 1 / 88,990 |
| 12. | 46.5 | Carbon County School District 1 / 10,942 |
| 13. | 46.1 | Fremont County School District 21 / 2,224 |
| 14. | 45.7 | Fremont County School District 14 / 2,533 |
| 15. | 45.6 | Goshen County School District 1 / 13,416 |
| 15. | 45.6 | Laramie County School District 2 / 5,422 |
| 17. | 45.5 | Fremont County School District 38 / 1,586 |
| 18. | 45.2 | Fremont County School District 6 / 2,299 |
| 18. | 45.2 | Fremont County School District 24 / 1,498 |
| 18. | 45.2 | Hot Springs County School District 1 / 4,826 |
| 21. | 45.1 | Fremont County School District 25 / 17,466 |
| 22. | 45.0 | Fremont County School District 1 / 11,483 |
| 23. | 44.9 | Sublette County School District 1 / 7,284 |
| 24. | 44.8 | Platte County School District 2 / 1,634 |
| 25. | 44.6 | Fremont County School District 2 / 1,650 |
| 26. | 44.5 | Niobrara County School District 1 / 2,506 |
| 27. | 44.4 | Park County School District 16 / 792 |
| 28. | 44.2 | Washakie County School District 1 / 7,701 |
| 28. | 44.2 | Carbon County School District 2 / 4,995 |
| 30. | 44.0 | Converse County School District 1 / 9,822 |
| 31. | 43.9 | Park County School District 1 / 12,095 |
| 32. | 43.8 | Converse County School District 2 / 4,169 |
| 33. | 43.7 | Teton County School District 1 / 21,956 |
| 33. | 43.7 | Washakie County School District 2 / 743 |
| 35. | 43.6 | Park County School District 6 / 15,343 |
| 36. | 43.4 | Sheridan County School District 2 / 24,367 |
| 36. | 43.4 | Weston County School District 7 / 1,379 |
| 36. | 43.4 | Campbell County School District 1 / 47,448 |
| 39. | 43.3 | Johnson County School District 1 / 8,599 |
| 39. | 43.3 | Weston County School District 1 / 5,756 |
| 41. | 43.2 | Big Horn County School District 4 / 2,107 |
| 41. | 43.2 | Big Horn County School District 1 / 3,118 |
| 41. | 43.2 | Sheridan County School District 1 / 4,843 |
| 44. | 43.0 | Sheridan County School District 3 / 368 |
| 45. | 42.9 | Natrona County School District 1 / 78,667 |
| 45. | 42.9 | Big Horn County School District 3 / 3,327 |
| 47. | 42.6 | Big Horn County School District 2 / 3,368 |
| 47. | 42.6 | Crook County School District 1 / 7,155 |
Please note that we only rank locations with 'Air Quality Index' data. The rank above might not be a complete list. Locations without 'Air Quality Index' data are not listed.
