| Rank | County | Population Density |
|---|---|---|
| 1 | Laramie County, Wyoming | 34.2 |
| 2 | Natrona County, Wyoming | 14.1 |
| 3 | Sheridan County, Wyoming | 11.5 |
| 4 | Uinta County, Wyoming | 10.1 |
| 5 | Campbell County, Wyoming | 9.6 |
| 6 | Albany County, Wyoming | 8.5 |
| 7 | Goshen County, Wyoming | 6 |
| 8 | Teton County, Wyoming | 5.3 |
| 9 | Lincoln County, Wyoming | 4.4 |
| 10 | Fremont County, Wyoming | 4.4 |
| 11 | Sweetwater County, Wyoming | 4.2 |
| 12 | Platte County, Wyoming | 4.2 |
| 13 | Park County, Wyoming | 4.1 |
| 14 | Washakie County, Wyoming | 3.8 |
| 15 | Big Horn County, Wyoming | 3.7 |
| 16 | Converse County, Wyoming | 3.3 |
| 17 | Weston County, Wyoming | 3 |
| 18 | Crook County, Wyoming | 2.5 |
| 19 | Hot Springs County, Wyoming | 2.4 |
| 20 | Sublette County, Wyoming | 2.1 |
| 21 | Johnson County, Wyoming | 2.1 |
| 22 | Carbon County, Wyoming | 2 |
| 23 | Niobrara County, Wyoming | 0.9 |
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