Hidalgo 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 865.68K Hidalgo County, TX population, 750.19K had Other Groups ancestry (86.66%), 72.03K had Unclassified ancestry (8.32%), and 16.30K had American ancestry (1.88%).

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.
Hidalgo County, TX Percentage of Ancestry Population in 2021
Other Groups
Unclassified
American
German
Irish
English
Italian
French (except Basque)
Scottish
Norwegian
Hidalgo County, TX Population By Ancestry in 2021
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Ancestry Population Percent of Pop. (%)
Other Groups 750185 86.66
Unclassified 72029 8.32
American 16296 1.88
German 14607 1.69
Irish 9310 1.08
English 8231 0.95
Italian 4058 0.47
French (except Basque) 3030 0.35
Scottish 2164 0.25
Norwegian 1534 0.18
Polish 1283 0.15
Dutch 1268 0.15
European 1172 0.14
Swedish 1013 0.12
Scotch Irish 803 0.09
Canadian 598 0.07
Czech 527 0.06
British 513 0.06
Portuguese 480 0.06
Subsaharan African 464 0.05
Welsh 438 0.05
West Indian (except Hispanic groups) 332 0.04
French Canadian 327 0.04
Brazilian 290 0.03
Scandinavian 253 0.03
African 236 0.03
Lebanese 225 0.03
Danish 222 0.03
Iranian 221 0.03
Russian 215 0.03
Greek 180 0.02
Northern European 177 0.02
Nigerian 157 0.02
Ukrainian 155 0.02
Swiss 146 0.02
Hungarian 141 0.02
Arab 129 0.02
Czechoslovakian 107 0.01
Belizean 102 0.01
Finnish 100 0.01
Austrian 96 0.01
Jamaican 83 0.01
Eastern European 80 0.01
Haitian 79 0.01
Slovak 74 0.01
Belgian 64 0.01
Romanian 57 0.01
Bahamian 53 0.01
Australian 51 0.01
Basque 41 0.01
Ghanaian 40 0.01
Croatian 38 0.004
Israeli 35 0.004
Serbian 33 0.004
Turkish 32 0.004
Ethiopian 31 0.004
Slovene 29 0.003
Syrian 28 0.003
Icelander 25 0.003
Lithuanian 25 0.003
Pennsylvania German 22 0.003
Carpatho Rusyn 20 0.002
Yugoslavian 19 0.002
Estonian 15 0.002
West Indian 15 0.002
Egyptian 14 0.002
Celtic 12 0.001
Armenian 8 0.001
Maltese 8 0.001
Cajun 7 0.001
New Zealander 7 0.001
Latvian 3 0.000
Alsatian 1 0.000