Costa Mesa 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 112.15K Costa Mesa city, CA population, 48.74K had Other Groups ancestry (43.46%), 22.53K had Unclassified ancestry (20.09%), and 11.98K had German ancestry (10.68%).
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.
Data Source: US Census - ACS 5-Year Estimates (2021).
Costa Mesa city, CA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 48739 | 43.46 |
| Unclassified | 22525 | 20.09 |
| German | 11982 | 10.68 |
| Irish | 10367 | 9.24 |
| English | 9862 | 8.79 |
| Italian | 5943 | 5.30 |
| American | 3423 | 3.05 |
| European | 2611 | 2.33 |
| Scottish | 2323 | 2.07 |
| Polish | 2104 | 1.88 |
| French (except Basque) | 2022 | 1.80 |
| Swedish | 1564 | 1.40 |
| Dutch | 1246 | 1.11 |
| Russian | 1221 | 1.09 |
| Norwegian | 1157 | 1.03 |
| British | 762 | 0.68 |
| Scotch Irish | 705 | 0.63 |
| Czech | 684 | 0.61 |
| Scandinavian | 639 | 0.57 |
| Welsh | 603 | 0.54 |
| Danish | 492 | 0.44 |
| Northern European | 481 | 0.43 |
| Swiss | 447 | 0.40 |
| Portuguese | 437 | 0.39 |
| Eastern European | 415 | 0.37 |
| Hungarian | 403 | 0.36 |
| Iranian | 361 | 0.32 |
| Ukrainian | 358 | 0.32 |
| Subsaharan African | 316 | 0.28 |
| Austrian | 311 | 0.28 |
| French Canadian | 294 | 0.26 |
| Armenian | 285 | 0.25 |
| Lebanese | 268 | 0.24 |
| Canadian | 257 | 0.23 |
| Greek | 256 | 0.23 |
| Lithuanian | 231 | 0.21 |
| Croatian | 222 | 0.20 |
| Egyptian | 211 | 0.19 |
| Finnish | 202 | 0.18 |
| Romanian | 169 | 0.15 |
| African | 168 | 0.15 |
| Arab | 160 | 0.14 |
| Brazilian | 156 | 0.14 |
| West Indian (except Hispanic groups) | 150 | 0.13 |
| Syrian | 147 | 0.13 |
| Yugoslavian | 134 | 0.12 |
| Afghan | 127 | 0.11 |
| Slovak | 118 | 0.11 |
| Australian | 105 | 0.09 |
| Slovene | 90 | 0.08 |