Wyoming Counties by Land Area
Want to know about the largest to smallest counties in Wyoming, USA in terms of total land area? Check this resource Wyoming counties by land area to discover all the details regarding county map (boundary), and nearby counties. On the other hand, check Wyoming counties by population to know more about county based demographic details.
What is the largest county in Wyoming by land area?
Sweetwater County is the largest county in Wyoming spanning 10426.98 square miles, with an additional 64.18 square miles of water area. Following Sweetwater County, Fremont County ranks as the second largest in terms of land area, covering 9183.59 square miles, while Carbon County secures the position as the third largest county in Wyoming.
What is the smallest county by land area in Wyoming?
Hot Springs County is the smallest in Wyoming by total land area, covers about 2004.43 square miles.
What is the largest county by population in Wyoming?
Laramie County in Wyoming, USA, stands as the most populous county having 100,512 residents as per the 2022 census data.
What is the smallest county by population in Wyoming?
Niobrara County is the smallest in Wyoming by total population, having 2,467 residents as per the 2022 census data.
| Rank | County in Wyoming | Land Area square miles | Water Area square miles | Total Area square miles |
|---|---|---|---|---|
| 1 | Sweetwater County | 10,427 | 64 | 10,491 |
| 2 | Fremont County | 9,184 | 82 | 9,266 |
| 3 | Carbon County | 7,898 | 66 | 7,964 |
| 4 | Park County | 6,939 | 26 | 6,965 |
| 5 | Natrona County | 5,341 | 35 | 5,376 |
| 6 | Sublette County | 4,886 | 49 | 4,936 |
| 7 | Campbell County | 4,802 | 4 | 4,806 |
| 8 | Albany County | 4,274 | 35 | 4,309 |
| 9 | Converse County | 4,255 | 10 | 4,265 |
| 10 | Johnson County | 4,154 | 20 | 4,175 |
| 11 | Lincoln County | 4,075 | 19 | 4,095 |
| 12 | Teton County | 3,997 | 220 | 4,217 |
| 13 | Big Horn County | 3,137 | 21 | 3,158 |
| 14 | Crook County | 2,854 | 11 | 2,865 |
| 15 | Laramie County | 2,686 | 2 | 2,688 |
| 16 | Niobrara County | 2,626 | 2 | 2,628 |
| 17 | Sheridan County | 2,523 | 3 | 2,526 |
| 18 | Weston County | 2,398 | 2 | 2,400 |
| 19 | Washakie County | 2,239 | 4 | 2,243 |
| 20 | Goshen County | 2,226 | 7 | 2,232 |
| 21 | Uinta County | 2,082 | 6 | 2,088 |
| 22 | Platte County | 2,081 | 29 | 2,111 |
| 23 | Hot Springs County | 2,004 | 2 | 2,006 |