| Rank | Water Area ▼ | School District / Population |
| 1. | 220.95 sq mi | Teton County School District 1 / 21,956 |
| 2. | 51.11 sq mi | Sweetwater County School District 2 / 13,824 |
| 3. | 45.31 sq mi | Sublette County School District 1 / 7,284 |
| 4. | 40.67 sq mi | Carbon County School District 1 / 10,942 |
| 5. | 35.31 sq mi | Natrona County School District 1 / 78,667 |
| 6. | 34.95 sq mi | Albany County School District 1 / 37,220 |
| 7. | 34.78 sq mi | Fremont County School District 24 / 1,498 |
| 8. | 25.73 sq mi | Carbon County School District 2 / 4,995 |
| 9. | 21.34 sq mi | Platte County School District 1 / 7,221 |
| 10. | 20.44 sq mi | Johnson County School District 1 / 8,599 |
| 11. | 19.98 sq mi | Fremont County School District 6 / 2,299 |
| 12. | 16.93 sq mi | Sublette County School District 9 / 3,677 |
| 13. | 13.33 sq mi | Sweetwater County School District 1 / 30,629 |
| 14. | 13.23 sq mi | Big Horn County School District 2 / 3,368 |
| 15. | 12.40 sq mi | Park County School District 6 / 15,343 |
| 16. | 12.05 sq mi | Fremont County School District 21 / 2,224 |
| 17. | 10.89 sq mi | Crook County School District 1 / 7,155 |
| 18. | 8.07 sq mi | Fremont County School District 1 / 11,483 |
| 19. | 7.82 sq mi | Converse County School District 1 / 9,822 |
| 20. | 6.79 sq mi | Goshen County School District 1 / 13,416 |
| 21. | 5.31 sq mi | Platte County School District 2 / 1,634 |
| 22. | 5.27 sq mi | Park County School District 1 / 12,095 |
| 23. | 5.16 sq mi | Uinta County School District 1 / 14,292 |
| 24. | 4.86 sq mi | Big Horn County School District 4 / 2,107 |
| 25. | 4.03 sq mi | Fremont County School District 2 / 1,650 |
| 26. | 4.00 sq mi | Campbell County School District 1 / 47,448 |
| 27. | 3.38 sq mi | Lincoln County School District 1 / 3,727 |
| 28. | 3.30 sq mi | Park County School District 16 / 792 |
| 29. | 3.17 sq mi | Washakie County School District 1 / 7,701 |
| 30. | 2.83 sq mi | Lincoln County School District 2 / 13,675 |
| 31. | 2.66 sq mi | Big Horn County School District 3 / 3,327 |
| 32. | 2.37 sq mi | Converse County School District 2 / 4,169 |
| 33. | 2.32 sq mi | Hot Springs County School District 1 / 4,826 |
| 34. | 1.92 sq mi | Niobrara County School District 1 / 2,506 |
| 35. | 1.82 sq mi | Sheridan County School District 1 / 4,843 |
| 36. | 1.81 sq mi | Fremont County School District 25 / 17,466 |
| 37. | 1.48 sq mi | Laramie County School District 1 / 88,990 |
| 38. | 1.40 sq mi | Weston County School District 1 / 5,756 |
| 39. | 1.15 sq mi | Big Horn County School District 1 / 3,118 |
| 40. | 0.99 sq mi | Washakie County School District 2 / 743 |
| 41. | 0.80 sq mi | Fremont County School District 14 / 2,533 |
| 42. | 0.76 sq mi | Sheridan County School District 3 / 368 |
| 43. | 0.67 sq mi | Uinta County School District 6 / 3,251 |
| 44. | 0.53 sq mi | Weston County School District 7 / 1,379 |
| 45. | 0.51 sq mi | Sheridan County School District 2 / 24,367 |
| 46. | 0.48 sq mi | Uinta County School District 4 / 3,446 |
| 47. | 0.39 sq mi | Fremont County School District 38 / 1,586 |
| 48. | 0.17 sq mi | Laramie County School District 2 / 5,422 |
Please note that we only rank locations with 'Water Area' data. The rank above might not be a complete list. Locations without 'Water Area' data are not listed.
