Wyoming Citizen Population By County in 2024 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2024, the citizen population for Wyoming was 571,065 and represented 98.05% of the total Wyoming population.

Among all Wyoming counties, Laramie had the highest citizen population (99.74K), followed by Natrona (79.20K), and Campbell (46.30K).

In terms of percentages, Niobrara had the highest percentage of its population being citizens (99.96%), followed by Hot Springs (99.70%), and Platte (99.47%).

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

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 2024

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

Wyoming Citizen Population By County in 2024

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County	Citizen Population	% of County Population
Laramie	99743	98.70
Natrona	79198	99.03
Campbell	46296	98.00
Sweetwater	40095	96.51
Fremont	39257	99.30
Albany	36162	94.54
Sheridan	31672	98.80
Park	30266	99.40
Teton	21311	91.10
Uinta	20409	98.87
Lincoln	20259	98.88
Carbon	14098	97.47
Converse	13655	99.22
Goshen	12431	98.63
Big Horn	11638	98.38
Sublette	8782	99.38
Johnson	8568	98.63
Platte	8566	99.47
Washakie	7569	98.29
Crook	7409	99.37
Weston	6709	98.33
Hot Springs	4601	99.70
Niobrara	2367	99.96