Ranking of Colorado Counties By Population with Icelander Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.67K people in Colorado with Icelander ancestry. Among all Colorado counties, Boulder County had the highest population with Icelander ancestry (353), followed by Jefferson County (234), and Arapahoe County (163).
The chart and table below shows the top 10 counties with high number of people with Icelander ancestry.
You can see similar information for other states and for other ancestry groups in Colorado.
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Related Topics: Colorado ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Colorado Counties By Population with Icelander Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Boulder County | 353 |
| 2 | Jefferson County | 234 |
| 3 | Arapahoe County | 163 |
| 4 | El Paso County | 158 |
| 5 | Denver County | 137 |
| 6 | Larimer County | 116 |
| 7 | Fremont County | 106 |
| 8 | Douglas County | 89 |
| 9 | Park County | 84 |
| 10 | Pueblo County | 69 |
| 11 | Summit County | 41 |
| 12 | Chaffee County | 31 |
| 13 | Delta County | 20 |
| 14 | Weld County | 16 |
| 15 | Clear Creek County | 15 |
| 16 | Garfield County | 8 |
| 16 | Montrose County | 8 |
| 17 | Broomfield County | 5 |
| 17 | Logan County | 5 |
| 18 | Alamosa County | 4 |
| 18 | Archuleta County | 4 |
| 18 | Sedgwick County | 4 |