Keystone CDP, CO Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 7, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 611 Keystone CDP, CO population, 211 had Unclassified ancestry (34.53%), 175 had Other Groups ancestry (28.64%), and 149 had Irish ancestry (24.39%).
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 Colorado cities and places, Colorado counties, and for Colorado.
Data Source: US Census - ACS 5-Year Estimates (2021).
Keystone CDP, CO Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 211 | 34.53 |
| Other Groups | 175 | 28.64 |
| Irish | 149 | 24.39 |
| English | 101 | 16.53 |
| Italian | 50 | 8.18 |
| German | 39 | 6.38 |
| Scottish | 20 | 3.27 |
| Ukrainian | 17 | 2.78 |
| Welsh | 17 | 2.78 |
| Greek | 16 | 2.62 |
| Swiss | 10 | 1.64 |
| European | 9 | 1.47 |
| Lithuanian | 7 | 1.15 |