Placentia city, CA Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 6, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 51.95K Placentia city, CA population, 28.51K had Other Groups ancestry (54.88%), 7.82K had Unclassified ancestry (15.06%), and 5.50K had German ancestry (10.59%).

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 cities and places, California counties, and for California.

Placentia city, CA Percentages of Ancestry of Population in 2021
Other Groups
Unclassified
German
Irish
English
Italian
American
French (except Basque)
Dutch
European
Placentia city, CA Population By Ancestry in 2021
Items per page:
0 of 0
Ancestry Number of Ancestry Percentage of Population (%)
Other Groups 28508 54.88
Unclassified 7821 15.06
German 5502 10.59
Irish 3990 7.68
English 3029 5.83
Italian 2202 4.24
American 2029 3.91
French (except Basque) 1260 2.42
Dutch 879 1.69
European 873 1.68
Polish 659 1.27
Lebanese 536 1.03
Scottish 477 0.92
Swedish 465 0.90
Romanian 327 0.63
Scotch Irish 325 0.63
Russian 322 0.62
British 299 0.58
Austrian 288 0.55
Welsh 282 0.54
Danish 262 0.50
Norwegian 258 0.50
Subsaharan African 255 0.49
Portuguese 195 0.38
Iranian 191 0.37
Northern European 155 0.30
French Canadian 153 0.30
Ethiopian 142 0.27
Czech 107 0.21
Eastern European 103 0.20
Canadian 93 0.18
Basque 88 0.17
Croatian 84 0.16
Egyptian 78 0.15
Belgian 78 0.15
Swiss 62 0.12
Hungarian 61 0.12
Slovak 60 0.12
Nigerian 57 0.11
Armenian 53 0.10
Greek 51 0.10
Ukrainian 46 0.09
Kenyan 44 0.09
Scandinavian 43 0.08
West Indian (except Hispanic groups) 41 0.08
Jamaican 41 0.08
Assyrian/Chaldean/Syriac 26 0.05
Lithuanian 25 0.05
Bulgarian 23 0.04
Israeli 22 0.04