Wyoming Population By County in 2023

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2023, the population of Wyoming was 584,057. Among all Wyoming counties, Laramie had the highest population (100,984), followed by Natrona (79,941), and Campbell (47,498). Niobrara was the least populated county (2,354).

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 2023
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Wyoming Population By County in 2023
County
Population
% of State Population
Laramie 100,984 17.29
Natrona 79,941 13.69
Campbell 47,498 8.13
Sweetwater 41,249 7.06
Fremont 39,815 6.82
Albany 38,257 6.55
Sheridan 32,519 5.57
Park 30,735 5.26
Teton 23,232 3.98
Lincoln 20,880 3.58
Uinta 20,745 3.55
Carbon 14,334 2.45
Converse 13,809 2.36
Goshen 12,642 2.17
Big Horn 12,018 2.06
Sublette 8,969 1.54
Johnson 8,759 1.50
Platte 8,546 1.46
Washakie 7,710 1.32
Crook 7,592 1.30
Weston 6,808 1.17
Hot Springs 4,661 0.80
Niobrara 2,354 0.40
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