Ranking of Colorado Counties By Population with Iranian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 6.22K people in Colorado with Iranian ancestry. Among all Colorado counties, Denver County had the highest population with Iranian ancestry (1.43K), followed by Arapahoe County (972), and Boulder County (803).

The chart and table below shows the top 10 counties with high number of people with Iranian ancestry.

You can see similar information for other states and for other ancestry groups in Colorado.

Data Source: US Census Bureau.
Ranking of Colorado Counties By Population with Iranian Ancestry in 2021
Denver County
Arapahoe County
Boulder County
Douglas County
El Paso County
Jefferson County
Adams County
Larimer County
Garfield County
Weld County
Ranking of Colorado Counties By Population with Iranian Ancestry in 2021
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Rank County Population
1 Denver County 1431
2 Arapahoe County 972
3 Boulder County 803
4 Douglas County 761
5 El Paso County 514
6 Jefferson County 504
7 Adams County 376
8 Larimer County 277
9 Garfield County 173
10 Weld County 144
11 Broomfield County 111
12 Mesa County 91
13 Eagle County 28
14 Fremont County 11
14 Pueblo County 11
15 Mineral County 6
16 Routt County 5
17 Morgan County 4