Wyoming Population By County in 2011

Based on the US Census Vintage data estimates, in 2011, the population of Wyoming was 567,491. Among all Wyoming counties, Laramie[object Promise] had the highest population (92,610), followed by Natrona[object Promise] (76,431), and Campbell[object Promise] (46,570). Niobrara[object Promise] was the least populated county (2,485).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and by state for the United States.