Thermopolis town, WY Population By Ancestry in 2021 (ACS-5Yrs)

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 2.83K Thermopolis town, WY population, 689 had German ancestry (24.38%), 621 had Unclassified ancestry (21.98%), and 441 had English ancestry (15.61%).

The chart below shows the top 10 ancestry groups, and the table below shows both the population and percentages for many ancestry groups.

You can also see similar information for other Wyoming cities and places, and for Wyoming.

NB: People could belong to one or more ancestry groups.

Data Source: US Census Bureau.

Thermopolis town, WY Percentage of Ancestry Population in 2021

German

Unclassified

English

Irish

Other Groups

American

Scottish

European

Polish

Italian

Thermopolis town, WY Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
German	689	24.38
Unclassified	621	21.98
English	441	15.61
Irish	400	14.15
Other Groups	381	13.48
American	204	7.22
Scottish	201	7.11
European	156	5.52
Polish	143	5.06
Italian	137	4.85
Scotch Irish	130	4.60
Norwegian	70	2.48
Welsh	54	1.91
French Canadian	51	1.81
Swedish	38	1.35
Dutch	23	0.81
Scandinavian	19	0.67
Portuguese	15	0.53
Northern European	13	0.46
French (except Basque)	9	0.32
Canadian	5	0.18
British	4	0.14
Swiss	3	0.11
Hungarian	1	0.04