Atascosa County, TX Population By Ancestry in 2021 (ACS-5Yrs)

Updated on April 15, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 48.68K Atascosa County, TX population, 30.88K had Other Groups ancestry (63.44%), 8.28K had Unclassified ancestry (17.01%), and 4.68K had German ancestry (9.62%).

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 Texas counties, and for Texas.

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

Data Source: US Census Bureau.

Atascosa County, TX Percentage of Ancestry Population in 2021

Other Groups

Unclassified

German

Irish

English

American

Polish

French (except Basque)

Italian

Czech

Atascosa County, TX Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
Other Groups	30884	63.44
Unclassified	8280	17.01
German	4683	9.62
Irish	2669	5.48
English	2532	5.20
American	1073	2.20
Polish	706	1.45
French (except Basque)	696	1.43
Italian	465	0.96
Czech	454	0.93
Scotch Irish	372	0.76
Scottish	304	0.62
Welsh	302	0.62
Subsaharan African	279	0.57
African	240	0.49
British	209	0.43
Portuguese	187	0.38
European	160	0.33
French Canadian	160	0.33
Norwegian	148	0.30
Celtic	99	0.20
Brazilian	64	0.13
Swiss	51	0.11
Dutch	47	0.10
Sudanese	39	0.08
Czechoslovakian	37	0.08
Russian	37	0.08
Scandinavian	24	0.05
Greek	13	0.03
Swedish	13	0.03
Hungarian	9	0.02
Lebanese	4	0.01