RANKING · 2024 ACS · 43 SHOWN OF 43

Highest Iranian population share, Colorado cities

Colorado cities ranked by the share of all residents who are Iranian ancestry (2024 American Community Survey). A concentration measure: Iranian residents as a percentage of total population. This list covers the 43 cities in Colorado that qualify, ranked against each other statewide. The median across all 43 is 0.2%. Biggest climber in the top 100 since 2020: Greenwood, CO, up 37 places to #4.

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SAME RANKING BYCounties States Metros

YEAR2010 2020 2024

Highest Iranian population share by state

RANKPLACESTATEPOPIRANIAN SHAREVS 2010

01Castle Pines, COCO15,5832.3%+2.0 pts

02Sheridan, COCO5,9721.1%–

03Aspen, COCO6,4890.8%–

04▲37Greenwood, COCO15,3230.6%+0.1 pts

05Applewood, COCO8,3500.5%–

06▲7Gleneagle, COCO6,4400.5%–

07Carbondale, COCO6,7620.5%–

08Security-Widefield, COCO37,3450.5%–

09▼6Cherry Hills, COCO6,3890.4%–

10▲5Cherry Creek, COCO10,7210.4%−0.4 pts

11▲14Berthoud, COCO14,0800.4%–

12▼6Boulder, COCO105,6890.4%+0.1 pts

13▲17Parker, COCO65,9850.3%+0.2 pts

14Centennial, COCO108,6580.3%+0.1 pts

15▼5Lone Tree, COCO15,2780.3%−1.1 pts

16▲2Denver, COCO740,6130.2%+0.1 pts

17▲2Broomfield, COCO79,1740.2%+0.2 pts

18▲3Westminster, COCO116,1820.2%+0.2 pts

19Ken Caryl, COCO33,2330.2%0.0 pts

20▼15Gunbarrel, COCO10,0510.2%−0.7 pts

21▼9Superior, COCO13,6370.2%–

22▲18Lafayette, COCO30,1160.2%+0.1 pts

23Twin Lakes CDP (Adams County), COCO8,0300.2%–

24Fort Collins, COCO171,5000.1%0.0 pts

25▼17Highlands Ranch, COCO102,2570.1%−0.1 pts

26▲17Englewood, COCO35,3050.1%0.0 pts

27▲1Golden, COCO20,3900.1%−0.2 pts

28▼6Greeley, COCO115,0730.1%+0.1 pts

29Lakewood, COCO156,9270.1%0.0 pts

30Columbine, COCO25,4780.1%−0.2 pts

31▼29Four Square Mile, COCO23,0240.1%–

32▲3Colorado Springs, COCO494,7430.1%0.0 pts

33▲1Arvada, COCO122,9010.1%0.0 pts

34▼11Aurora, COCO410,0530.1%0.0 pts

35▲11Windsor, COCO43,8400.1%0.0 pts

36▲8Steamboat Springs, COCO13,5570.1%–

37▲5Thornton, COCO147,7660.1%0.0 pts

38▼11Longmont, COCO100,1090.1%0.0 pts

39▼13Erie, COCO40,9040.0%−0.1 pts

40▼2Castle Rock, COCO83,8150.0%0.0 pts

41▼5Loveland, COCO81,3870.0%–

42▼25Littleton, COCO46,2460.0%−0.1 pts

43▼23Grand Junction, COCO71,8270.0%–

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES