RANKING · 2024 ACS · 56 SHOWN OF 56

Least segregated, Colorado counties

Colorado counties with the lowest CensusEasy Segregation Score, where residents of every race are spread most evenly across neighborhoods (2024 ACS). This list covers the 56 counties in Colorado that qualify, ranked against each other statewide. The median across all 56 is 21. Biggest climber in the top 100 since 2020: Costilla County, CO, up 26 places to #20.

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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

01▲17Washington County, COCO4,7325−68%

02▲18Elbert County, COCO30,53410−53%

03▲11Teller County, COCO24,75610−38%

04▲20Pitkin County, COCO16,62510−57%

05▲8Prowers County, COCO11,88411−28%

06▼3Crowley County, COCO5,67712+182%

07▲4Las Animas County, COCO14,39112−21%

08Gilpin County, COCO6,07312−1%

09▲21Conejos County, COCO7,52913−48%

10▼1Park County, COCO18,31413−10%

11▼10Custer County, COCO5,59014+565%

12▼8Yuma County, COCO9,89614+145%

13▲4Douglas County, COCO399,39616−6%

14▲1La Plata County, COCO56,89816−5%

15▲24Summit County, COCO31,51717−44%

16▲3Kit Carson County, COCO7,06917−10%

17▼10Ouray County, COCO5,26517+60%

18▲10Routt County, COCO25,32918−28%

19▼17Baca County, COCO3,34718+316%

20▲26Costilla County, COCO3,67918−45%

21▼9Garfield County, COCO63,47418+17%

22▼12Broomfield County, COCO79,17418+22%

23▲6Grand County, COCO16,49618−25%

24▼3Larimer County, COCO377,29219−13%

25▲16Clear Creek County, COCO8,99419−37%

26▼10Bent County, COCO5,71620+18%

27▲23Lincoln County, COCO5,64521−42%

28▼1Chaffee County, COCO20,83121−11%

29▲20Montrose County, COCO44,59121−39%

30▼4Mesa County, COCO162,84522−9%

31▼8Otero County, COCO17,68322−4%

32▼27Rio Blanco County, COCO6,68322+195%

33▼8Pueblo County, COCO169,27722−4%

34▲1Jefferson County, COCO580,45124−13%

35▼13Logan County, COCO20,65424+9%

36▼3Moffat County, COCO13,12224−10%

37▼3Boulder County, COCO328,56024−11%

38▲5Gunnison County, COCO17,43924−20%

39▼7Delta County, COCO32,17826−3%

40▼3El Paso County, COCO757,04026−10%

41▼35Archuleta County, COCO14,30628+229%

42▲3Morgan County, COCO30,30628−13%

43▼3Eagle County, COCO54,29128−6%

44▼8Phillips County, COCO4,42029+3%

45▲8Lake County, COCO7,55229−28%

46▲1Adams County, COCO554,66829−11%

47▲1Weld County, COCO378,42630−13%

48▲3Huerfano County, COCO7,01131−14%

49▲5Fremont County, COCO50,03933−24%

50▼12Montezuma County, COCO26,67833+16%

51▲1Arapahoe County, COCO673,82034−10%

52▼10Alamosa County, COCO16,68836+20%

53▲2Denver County, COCO740,61341−10%

54▼10San Miguel County, COCO7,75344+39%

55▼24Rio Grande County, COCO11,08746+84%

56Saguache County, COCO6,73249−5%

SHOWING 1–56 OF 56

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