RANKING · 2024 ACS · 28 SHOWN OF 28

Largest Australian population, Colorado counties

Colorado counties ranked by the number of residents who are Australian 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 28 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

Largest Australian population by state

RANKPLACESTATEPOPAUSTRALIAN POPULATIONVS 2000

01Denver County, COCO740,613494–

02Douglas County, COCO399,396326–

03Jefferson County, COCO580,451320–

04El Paso County, COCO757,040314–

05Boulder County, COCO328,560306–

06Larimer County, COCO377,292193–

07Adams County, COCO554,668173–

08Arapahoe County, COCO673,820173–

09Eagle County, COCO54,29186–

10La Plata County, COCO56,89885–

11Mesa County, COCO162,84568–

12Park County, COCO18,31458–

13Grand County, COCO16,49651–

14Garfield County, COCO63,47441–

15Broomfield County, COCO79,17435–

16Archuleta County, COCO14,30634–

17Weld County, COCO378,42631–

18Pitkin County, COCO16,62527–

19Routt County, COCO25,32927–

20Delta County, COCO32,17821–

21San Miguel County, COCO7,75320–

22Baca County, COCO3,34715–

23Gunnison County, COCO17,43912–

24Custer County, COCO5,59010–

25Montrose County, COCO44,59110–

26Fremont County, COCO50,0397–

27Kit Carson County, COCO7,0697–

28Yuma County, COCO9,8962–

SHOWING 1–28 OF 28

Download CSV (full list, 28 rows)

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