Summit County, CO Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 31.04K Summit County, CO population, 10.82K had Unclassified ancestry (34.84%), 5.38K had Other Groups ancestry (17.34%), and 4.59K had German ancestry (14.80%).
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 see similar information for other Colorado counties, and for Colorado.
Data Source: US Census - ACS 5-Year Estimates (2021).
Summit County, CO Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 10816 | 34.84 |
| Other Groups | 5383 | 17.34 |
| German | 4594 | 14.80 |
| English | 2962 | 9.54 |
| Irish | 2718 | 8.76 |
| Italian | 1068 | 3.44 |
| European | 1036 | 3.34 |
| Swedish | 969 | 3.12 |
| Scottish | 909 | 2.93 |
| Polish | 837 | 2.70 |
| American | 713 | 2.30 |
| Russian | 677 | 2.18 |
| Norwegian | 587 | 1.89 |
| French (except Basque) | 498 | 1.60 |
| Armenian | 422 | 1.36 |
| Scotch Irish | 395 | 1.27 |
| Scandinavian | 363 | 1.17 |
| Dutch | 315 | 1.01 |
| Israeli | 246 | 0.79 |
| Hungarian | 234 | 0.75 |
| Turkish | 222 | 0.72 |
| Czech | 221 | 0.71 |
| Welsh | 215 | 0.69 |
| British | 199 | 0.64 |
| Austrian | 180 | 0.58 |
| Romanian | 177 | 0.57 |
| Danish | 167 | 0.54 |
| Portuguese | 165 | 0.53 |
| Finnish | 145 | 0.47 |
| Swiss | 143 | 0.46 |
| Lithuanian | 75 | 0.24 |
| Maltese | 69 | 0.22 |
| Eastern European | 65 | 0.21 |
| French Canadian | 51 | 0.16 |
| Northern European | 45 | 0.14 |
| Icelander | 41 | 0.13 |
| Belgian | 35 | 0.11 |
| Greek | 35 | 0.11 |
| Czechoslovakian | 31 | 0.10 |
| Lebanese | 30 | 0.10 |
| Ukrainian | 28 | 0.09 |
| Macedonian | 24 | 0.08 |
| Slavic | 24 | 0.08 |
| Slovak | 17 | 0.06 |
| Slovene | 17 | 0.06 |
| Latvian | 14 | 0.05 |
| Subsaharan African | 13 | 0.04 |
| African | 13 | 0.04 |
| New Zealander | 6 | 0.02 |
| Celtic | 2 | 0.01 |
| Estonian | 1 | 0.00 |
| West Indian (except Hispanic groups) | 1 | 0.00 |
| Barbadian | 1 | 0.00 |