CA Congressional District 20 Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 4, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 744.11K CA Congressional District 20 population, 423.41K had Other Groups ancestry (56.90%), 126.13K had Unclassified ancestry (16.95%), and 50.46K had German ancestry (6.78%).

The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.

You can also see similar information for other California congressional districts, California counties, and for California.

CA Congressional District 20 Percentages of Ancestry of Population in 2021
Other Groups
Unclassified
German
English
Irish
Italian
European
American
French (except Basque)
Scottish
CA Congressional District 20 Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
Other Groups 423409 56.90
Unclassified 126132 16.95
German 50462 6.78
English 47748 6.42
Irish 46541 6.26
Italian 30552 4.11
European 14850 2.00
American 12732 1.71
French (except Basque) 11102 1.49
Scottish 10124 1.36
Portuguese 9294 1.25
Polish 7414 1.00
Norwegian 7339 0.99
Swedish 6849 0.92
Dutch 5590 0.75
Scotch Irish 4907 0.66
Russian 4735 0.64
British 4258 0.57
Danish 3353 0.45
Subsaharan African 3242 0.44
Welsh 3131 0.42
Swiss 3011 0.41
African 2193 0.30
Northern European 2146 0.29
Greek 2035 0.27
Scandinavian 1906 0.26
Eastern European 1879 0.25
Czech 1828 0.25
French Canadian 1753 0.24
Hungarian 1610 0.22
Iranian 1421 0.19
Armenian 1268 0.17
Croatian 1196 0.16
Austrian 1119 0.15
Ukrainian 1115 0.15
Finnish 888 0.12
Lebanese 795 0.11
Canadian 731 0.10
Slovak 696 0.09
Lithuanian 685 0.09
Syrian 681 0.09
West Indian (except Hispanic groups) 681 0.09
Brazilian 638 0.09
Romanian 535 0.07
Yugoslavian 525 0.07
Nigerian 509 0.07
Serbian 467 0.06
Egyptian 443 0.06
Afghan 410 0.06
Czechoslovakian 404 0.05
Arab 392 0.05
Belgian 380 0.05
Israeli 327 0.04
Icelander 325 0.04
Jamaican 307 0.04
Basque 297 0.04
Turkish 288 0.04
Australian 283 0.04
Slovene 218 0.03
Palestinian 196 0.03
Iraqi 190 0.03
Ethiopian 182 0.02
Assyrian/Chaldean/Syriac 161 0.02
West Indian 147 0.02
Slavic 134 0.02
South African 133 0.02
German Russian 114 0.02
Latvian 112 0.02
Celtic 105 0.01
New Zealander 100 0.01
Macedonian 98 0.01
Bulgarian 97 0.01
Pennsylvania German 97 0.01
Albania 93 0.01
Luxembourger 89 0.01
Estonian 80 0.01
Trinidadian and Tobagonian 75 0.01
Alsatian 69 0.01
Maltese 59 0.01
Haitian 59 0.01
Moroccan 41 0.01
Cape Verdean 41 0.01
Belizean 41 0.01
Somali 31 0.00
Jordanian 25 0.00
Dutch West Indian 22 0.00
Carpatho Rusyn 19 0.00
Kenyan 18 0.00
Barbadian 14 0.00
Sierra Leonean 13 0.00
Sudanese 13 0.00
British West Indian 11 0.00
Ghanaian 7 0.00
Bahamian 5 0.00
Ugandan 2 0.00