RANKING · 2020 CENSUS · 19 SHOWN OF 19

Largest Iranian population, Colorado counties · 2020

Colorado counties ranked by the number of residents who are Iranian ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 19 counties in Colorado that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPIRANIAN POPULATIONVS 2000

01Denver County, COCO740,6131,395–

02Arapahoe County, COCO673,8201,151–

03Douglas County, COCO399,396998–

04Boulder County, COCO328,560784–

05Jefferson County, COCO580,451424–

06El Paso County, COCO757,040358–

07Larimer County, COCO377,292346–

08Adams County, COCO554,668328–

09Garfield County, COCO63,474205–

10Weld County, COCO378,426180–

11Broomfield County, COCO79,174120–

12Mesa County, COCO162,845104–

13Gunnison County, COCO17,43934–

14Eagle County, COCO54,29126–

15Pueblo County, COCO169,27714–

16Mineral County, COCO91013–

17Fremont County, COCO50,03911–

18Morgan County, COCO30,3066–

19Routt County, COCO25,3293–

SHOWING 1–19 OF 19

Download CSV (full list, 19 rows)

UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES