Wyoming Population By County in 2020

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2020, the population of Wyoming was 577,605. Among all Wyoming counties, Laramie[object Promise] had the highest population (100,718), followed by Natrona[object Promise] (80,282), and Campbell[object Promise] (47,139). Niobrara[object Promise] was the least populated county (2,452).

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 2020
Wyoming Population By County in 2020
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County Population % of State Population
Albany 37110 6.43
Big Horn 11481 1.99
Campbell 47139 8.16
Carbon 14504 2.51
Converse 13741 2.38
Crook 7186 1.24
Fremont 39197 6.79
Goshen 12514 2.17
Hot Springs 4618 0.80
Johnson 8467 1.47
Laramie 100718 17.44
Lincoln 19657 3.40
Natrona 80282 13.90
Niobrara 2452 0.43
Park 29664 5.14
Platte 8632 1.49
Sheridan 31005 5.37
Sublette 8738 1.51
Sweetwater 42190 7.30
Teton 23377 4.05
Uinta 20457 3.54
Washakie 7658 1.33
Weston 6818 1.18