Sienna CDP, TX Population By Ancestry in 2021 (ACS-5Yrs)

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 22.98K Sienna CDP, TX population, 7.98K had Other Groups ancestry (34.74%), 6.63K had Unclassified ancestry (28.85%), and 2.16K had German ancestry (9.41%).

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 Texas cities and places, and for Texas.

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

Data Source: US Census Bureau.

Sienna CDP, TX Percentage of Ancestry Population in 2021

Other Groups

Unclassified

German

Irish

English

American

French (except Basque)

Italian

European

Subsaharan African

Sienna CDP, TX Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
Other Groups	7982	34.74
Unclassified	6630	28.85
German	2162	9.41
Irish	2036	8.86
English	1534	6.68
American	856	3.73
French (except Basque)	640	2.79
Italian	567	2.47
European	507	2.21
Subsaharan African	506	2.20
Scandinavian	388	1.69
Czech	380	1.65
Polish	359	1.56
Scotch Irish	336	1.46
Kenyan	285	1.24
Nigerian	221	0.96
Dutch	220	0.96
Russian	219	0.95
Romanian	177	0.77
French Canadian	158	0.69
Scottish	151	0.66
Icelander	147	0.64
Ukrainian	133	0.58
Turkish	85	0.37
Cajun	84	0.37
Lebanese	78	0.34
West Indian (except Hispanic groups)	74	0.32
Finnish	73	0.32
Norwegian	73	0.32
Syrian	66	0.29
Czechoslovakian	66	0.29
British	65	0.28
Belizean	59	0.26
Belgian	58	0.25
Canadian	44	0.19
Welsh	38	0.17
Northern European	33	0.14
Eastern European	25	0.11
Greek	18	0.08
Jamaican	15	0.07