Allen County, KY Population By Ancestry in 2021 (ACS-5Yrs)

Updated on April 15, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 20.60K Allen County, KY population, 8.07K had Unclassified ancestry (39.14%), 3.32K had Other Groups ancestry (16.10%), and 3.04K had English ancestry (14.75%).

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

You can see similar information for other Kentucky counties, and for Kentucky.

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

Data Source: US Census Bureau.

Allen County, KY Percentage of Ancestry Population in 2021

Unclassified

Other Groups

English

American

Irish

German

Scotch Irish

European

French (except Basque)

Swiss

Allen County, KY Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
Unclassified	8065	39.14
Other Groups	3317	16.10
English	3040	14.75
American	3024	14.68
Irish	1989	9.65
German	1551	7.53
Scotch Irish	437	2.12
European	262	1.27
French (except Basque)	253	1.23
Swiss	244	1.18
Russian	215	1.04
Dutch	210	1.02
Scottish	205	1.00
Polish	144	0.70
Canadian	95	0.46
Italian	79	0.38
Norwegian	60	0.29
Romanian	56	0.27
Subsaharan African	44	0.21
African	44	0.21
Welsh	33	0.16
Hungarian	31	0.15
West Indian (except Hispanic groups)	29	0.14
Belizean	29	0.14
Latvian	28	0.14
Pennsylvania German	26	0.13
Swedish	25	0.12
British	22	0.11
Eastern European	22	0.11
Austrian	17	0.08
French Canadian	16	0.08
Danish	13	0.06
Greek	13	0.06
Czechoslovakian	12	0.06
Lithuanian	9	0.04
Scandinavian	9	0.04
Portuguese	6	0.03
Croatian	3	0.02