Ranking of Wyoming Counties By Population with American Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 27.91K people in Wyoming with American ancestry. Among all Wyoming counties, Laramie County had the highest population with American ancestry (5.99K), followed by Natrona County (3.10K), and Sweetwater County (2.95K).

The chart and table below shows the top 10 counties with high number of people with American ancestry.

You can see similar information for other states and for other ancestry groups in Wyoming.

Data Source: US Census Bureau.
Ranking of Wyoming Counties By Population with American Ancestry in 2021
Laramie County
Natrona County
Sweetwater County
Campbell County
Albany County
Park County
Sheridan County
Fremont County
Uinta County
Converse County
Ranking of Wyoming Counties By Population with American Ancestry in 2021
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Rank County Population
1 Laramie County 5987
2 Natrona County 3104
3 Sweetwater County 2953
4 Campbell County 2676
5 Albany County 1644
6 Park County 1449
7 Sheridan County 1193
8 Fremont County 1119
9 Uinta County 1053
10 Converse County 1004
11 Teton County 934
12 Lincoln County 741
13 Johnson County 645
14 Carbon County 620
15 Goshen County 523
16 Platte County 429
17 Big Horn County 402
18 Washakie County 323
19 Weston County 289
20 Crook County 278
21 Hot Springs County 267
22 Sublette County 183
23 Niobrara County 93