Wyoming Population By County in 2010

Updated on January 27, 2024.

Based on the US Census Vintage data estimates, in 2010, the population of Wyoming was 564,531. Among all Wyoming counties, Laramie had the highest population (92,246), followed by Natrona (75,477), and Campbell (46,253). Niobrara was the least populated county (2,491).

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.

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Wyoming Population By County in 2010
Wyoming Population By County in 2010
County
Population
% of State Population
Laramie 92,246 16.34
Natrona 75,477 13.37
Campbell 46,253 8.19
Sweetwater 43,580 7.72
Fremont 40,199 7.12
Albany 36,471 6.46
Sheridan 29,148 5.16
Park 28,243 5.00
Teton 21,298 3.77
Uinta 21,090 3.74
Lincoln 18,098 3.21
Carbon 15,849 2.81
Converse 13,823 2.45
Goshen 13,425 2.38
Big Horn 11,665 2.07
Sublette 10,262 1.82
Platte 8,665 1.54
Johnson 8,591 1.52
Washakie 8,531 1.51
Weston 7,198 1.27
Crook 7,119 1.26
Hot Springs 4,809 0.85
Niobrara 2,491 0.44
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