Wyoming Citizen Voting-age Population By County in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the citizen voting-age population for Wyoming was 435,355 and represented 74.89% of the total Wyoming population.

Among all Wyoming counties, Laramie had the highest citizen voting-age population (74.97K), followed by Natrona (60.00K), and Campbell (33.49K).

In terms of percentages, Platte had the highest percentage of its population being citizens of voting-age (80.57%), followed by Hot Springs (80.55%), and Albany (79.71%).

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 2020
Wyoming Citizen Voting-age Population By County in 2020
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County Citizen Voting-age Population % of County Population
Laramie 74965 75.52
Natrona 59995 74.93
Campbell 33485 71.31
Albany 30820 79.71
Sweetwater 30675 70.76
Fremont 29590 74.52
Sheridan 23655 77.83
Park 22945 78.38
Teton 17155 73.45
Uinta 14110 69.25
Lincoln 14005 71.31
Carbon 11140 73.90
Goshen 10460 78.65
Converse 10170 73.48
Big Horn 8590 72.74
Sublette 7405 75.06
Platte 6905 80.57
Johnson 6765 79.40
Washakie 5975 75.30
Crook 5525 73.67
Weston 5500 79.25
Hot Springs 3665 80.55
Niobrara 1870 78.74