RANKING · 2010 CENSUS · 29 SHOWN OF 29

Highest Australian population share, Colorado counties · 2010

Colorado counties ranked by the share of all residents who are Australian ancestry (2023 American Community Survey). A concentration measure: Australian residents as a percentage of total population. This list covers the 29 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 Australian population share by state

RANKPLACESTATEPOPAUSTRALIAN SHAREVS 2000

01San Miguel County, COCO7,7530.8%–

02Eagle County, COCO54,2910.5%–

03Grand County, COCO16,4960.4%–

04Sedgwick County, COCO2,2470.3%–

05Gunnison County, COCO17,4390.3%–

06Routt County, COCO25,3290.2%–

07Pitkin County, COCO16,6250.2%–

08Douglas County, COCO399,3960.1%–

09Broomfield County, COCO79,1740.1%–

10Logan County, COCO20,6540.1%–

11Conejos County, COCO7,5290.1%–

12Montezuma County, COCO26,6780.1%–

13Mesa County, COCO162,8450.1%–

14Arapahoe County, COCO673,8200.1%–

15Las Animas County, COCO14,3910.1%–

16Yuma County, COCO9,8960.1%–

17La Plata County, COCO56,8980.1%–

18Fremont County, COCO50,0390.1%–

19Boulder County, COCO328,5600.1%–

20Denver County, COCO740,6130.1%–

21Jefferson County, COCO580,4510.1%–

22Rio Grande County, COCO11,0870.1%–

23Huerfano County, COCO7,0110.0%–

24Lincoln County, COCO5,6450.0%–

25Weld County, COCO378,4260.0%–

26Elbert County, COCO30,5340.0%–

27Larimer County, COCO377,2920.0%–

28El Paso County, COCO757,0400.0%–

29Adams County, COCO554,6680.0%–

SHOWING 1–29 OF 29

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