Wyoming Citizen Voting-age Population By County in 2019 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2019, the citizen voting-age population for Wyoming was 433,355 and represented 74.58% of the total Wyoming population.

Among all Wyoming counties, Laramie had the highest citizen voting-age population (73.93K), followed by Natrona (60.07K), and Campbell (33.57K).

In terms of percentages, Niobrara had the highest percentage of its population being citizens of voting-age (80.79%), followed by Platte (80.30%), and Hot Springs (80.24%).

The chart and table below shows the citizen voting-age population of each county and the percentage of each county's population that were citizens of voting-age.

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

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Wyoming Citizen Voting-age Population By County in 2019
Wyoming Citizen Voting-age Population By County in 2019
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County Citizen Voting-age Population % of County Population
Laramie 73930 75.19
Natrona 60070 74.77
Campbell 33570 70.81
Sweetwater 30820 70.82
Albany 30495 79.44
Fremont 29575 74.29
Sheridan 23450 77.80
Park 22830 78.32
Teton 16775 72.06
Uinta 14040 68.56
Lincoln 13715 71.15
Carbon 11170 73.27
Goshen 10535 78.97
Converse 10240 73.56
Big Horn 8670 72.98
Sublette 7355 74.44
Platte 6890 80.30
Johnson 6555 77.25
Washakie 5995 74.70
Crook 5545 74.23
Weston 5475 77.66
Hot Springs 3695 80.24
Niobrara 1955 80.79