Marathon 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 427 Marathon CDP, TX population, 209 had Other Groups ancestry (48.95%), 69 had Scotch Irish ancestry (16.16%), and 62 had German ancestry (14.52%).

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.

Marathon CDP, TX Percentage of Ancestry Population in 2021

Other Groups

Scotch Irish

German

English

European

Irish

Unclassified

French (except Basque)

Dutch

French Canadian

Marathon CDP, TX Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
Other Groups	209	48.95
Scotch Irish	69	16.16
German	62	14.52
English	49	11.48
European	26	6.09
Irish	26	6.09
Unclassified	23	5.39
French (except Basque)	14	3.28
Dutch	13	3.04
French Canadian	7	1.64
Polish	1	0.23