RANKING · 2024 ACS · 56 SHOWN OF 56

Most segregated, Colorado counties

Colorado counties ranked by the CensusEasy Segregation Score, the White vs non-White index of dissimilarity across census tracts (2024 ACS). Higher means residents are more sorted into separate neighborhoods. This list covers the 56 counties in Colorado that qualify, ranked against each other statewide.

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RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPSEGREGATION SCOREVS 2020

01Saguache County, COCO6,73249−5%

02Rio Grande County, COCO11,08746+84%

03San Miguel County, COCO7,75344+39%

04Denver County, COCO740,61341−10%

05Alamosa County, COCO16,68836+20%

06Arapahoe County, COCO673,82034−10%

07Montezuma County, COCO26,67833+16%

08Fremont County, COCO50,03933−24%

09Huerfano County, COCO7,01131−14%

10Weld County, COCO378,42630−13%

11Adams County, COCO554,66829−11%

12Lake County, COCO7,55229−28%

13Phillips County, COCO4,42029+3%

14Eagle County, COCO54,29128−6%

15Morgan County, COCO30,30628−13%

16Archuleta County, COCO14,30628+229%

17El Paso County, COCO757,04026−10%

18Delta County, COCO32,17826−3%

19Gunnison County, COCO17,43924−20%

20Boulder County, COCO328,56024−11%

21Moffat County, COCO13,12224−10%

22Logan County, COCO20,65424+9%

23Jefferson County, COCO580,45124−13%

24Pueblo County, COCO169,27722−4%

25Rio Blanco County, COCO6,68322+195%

26Otero County, COCO17,68322−4%

27Mesa County, COCO162,84522−9%

28Montrose County, COCO44,59121−39%

29Chaffee County, COCO20,83121−11%

30Lincoln County, COCO5,64521−42%

31Bent County, COCO5,71620+18%

32Clear Creek County, COCO8,99419−37%

33Larimer County, COCO377,29219−13%

34Grand County, COCO16,49618−25%

35Broomfield County, COCO79,17418+22%

36Garfield County, COCO63,47418+17%

37Costilla County, COCO3,67918−45%

38Baca County, COCO3,34718+316%

39Routt County, COCO25,32918−28%

40Ouray County, COCO5,26517+60%

41Kit Carson County, COCO7,06917−10%

42Summit County, COCO31,51717−44%

43La Plata County, COCO56,89816−5%

44Douglas County, COCO399,39616−6%

45Yuma County, COCO9,89614+145%

46Custer County, COCO5,59014+565%

47Park County, COCO18,31413−10%

48Conejos County, COCO7,52913−48%

49Gilpin County, COCO6,07312−1%

50Las Animas County, COCO14,39112−21%

51Crowley County, COCO5,67712+182%

52Prowers County, COCO11,88411−28%

53Pitkin County, COCO16,62510−57%

54Teller County, COCO24,75610−38%

55Elbert County, COCO30,53410−53%

56Washington County, COCO4,7325−68%

SHOWING 1–56 OF 56

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES