RANKING · 2010 CENSUS · 17 SHOWN OF 17

Highest Iranian population share, Colorado counties · 2010

Colorado counties ranked by the share of all residents who are Iranian ancestry (2023 American Community Survey). A concentration measure: Iranian residents as a percentage of total population. This list covers the 17 counties in Colorado that qualify, ranked against each other statewide.

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

YEAR2010 2020 2024

Highest Iranian population share by state

RANKPLACESTATEPOPIRANIAN SHAREVS 2000

01Douglas County, COCO399,3960.2%–

02Boulder County, COCO328,5600.2%–

03Arapahoe County, COCO673,8200.2%–

04Denver County, COCO740,6130.1%–

05Jefferson County, COCO580,4510.1%–

06El Paso County, COCO757,0400.1%–

07La Plata County, COCO56,8980.1%–

08Pueblo County, COCO169,2770.1%–

09Las Animas County, COCO14,3910.1%–

10Montrose County, COCO44,5910.1%–

11Larimer County, COCO377,2920.1%–

12Weld County, COCO378,4260.0%–

13Broomfield County, COCO79,1740.0%–

14Montezuma County, COCO26,6780.0%–

15Eagle County, COCO54,2910.0%–

16Adams County, COCO554,6680.0%–

17Mesa County, COCO162,8450.0%–

SHOWING 1–17 OF 17

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