Ranking of Wyoming Counties By Population with Unclassified Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 140.11K people in Wyoming with Unclassified ancestry. Among all Wyoming counties, Laramie County had the highest population with Unclassified ancestry (24.09K), followed by Campbell County (16.44K), and Natrona County (14.93K).

The chart and table below shows the top 10 counties with high number of people with Unclassified 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 Unclassified Ancestry in 2021
Laramie County
Campbell County
Natrona County
Sheridan County
Sweetwater County
Albany County
Fremont County
Park County
Lincoln County
Teton County
Ranking of Wyoming Counties By Population with Unclassified Ancestry in 2021
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Rank County Population
1 Laramie County 24085
2 Campbell County 16443
3 Natrona County 14930
4 Sheridan County 14190
5 Sweetwater County 11961
6 Albany County 7895
7 Fremont County 7491
8 Park County 5585
9 Lincoln County 4488
10 Teton County 4313
11 Uinta County 3820
12 Converse County 3217
13 Johnson County 3174
14 Carbon County 2951
15 Goshen County 2442
16 Big Horn County 2438
17 Crook County 2245
18 Weston County 2005
19 Platte County 1830
20 Sublette County 1562
21 Washakie County 1437
22 Hot Springs County 909
23 Niobrara County 696