RANKING · 2020 CENSUS · 63 SHOWN OF 63

Largest Polish population, Colorado counties · 2020

Colorado counties ranked by the number of residents who are Polish 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 63 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

RANKPLACESTATEPOPPOLISH POPULATIONVS 2000

01Denver County, COCO740,61319,147–

02Jefferson County, COCO580,45117,028–

03El Paso County, COCO757,04016,627–

04Arapahoe County, COCO673,82012,948–

05Boulder County, COCO328,56010,423–

06Adams County, COCO554,6689,444–

07Larimer County, COCO377,2929,192–

08Douglas County, COCO399,3969,100–

09Weld County, COCO378,4266,612–

10Mesa County, COCO162,8452,997–

11Pueblo County, COCO169,2772,624–

12Broomfield County, COCO79,1742,573–

13Eagle County, COCO54,2911,287–

14Garfield County, COCO63,4741,269–

15La Plata County, COCO56,8981,063–

16Routt County, COCO25,329967–

17Fremont County, COCO50,039874–

18Summit County, COCO31,517845–

19Teller County, COCO24,756636–

20Chaffee County, COCO20,831624–

21Pitkin County, COCO16,625528–

22Gunnison County, COCO17,439505–

23Montrose County, COCO44,591494–

24Elbert County, COCO30,534471–

25Delta County, COCO32,178398–

26Park County, COCO18,314357–

27Logan County, COCO20,654347–

28Grand County, COCO16,496346–

29Montezuma County, COCO26,678331–

30Las Animas County, COCO14,391280–

31Archuleta County, COCO14,306278–

32Gilpin County, COCO6,073230–

33Moffat County, COCO13,122193–

34San Miguel County, COCO7,753191–

35Lake County, COCO7,552189–

36Yuma County, COCO9,896143–

37Alamosa County, COCO16,688140–

38Prowers County, COCO11,884130–

39Otero County, COCO17,683118–

40Saguache County, COCO6,732112–

41Rio Blanco County, COCO6,683101–

42Kit Carson County, COCO7,06998–

43Huerfano County, COCO7,01197–

44Custer County, COCO5,59090–

45Clear Creek County, COCO8,99486–

46Morgan County, COCO30,30683–

47Ouray County, COCO5,26576–

48Washington County, COCO4,73273–

49Rio Grande County, COCO11,08752–

50Cheyenne County, COCO1,71339–

51Mineral County, COCO91038–

52Conejos County, COCO7,52932–

53Jackson County, COCO1,21131–

54Phillips County, COCO4,42030–

55Bent County, COCO5,71620–

56Costilla County, COCO3,67917–

57Lincoln County, COCO5,64517–

58Baca County, COCO3,34715–

59Crowley County, COCO5,67714–

60Dolores County, COCO2,46611–

61Sedgwick County, COCO2,24711–

62Kiowa County, COCO1,4128–

63Hinsdale County, COCO7534–

SHOWING 1–63 OF 63

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