CensusEasy
RANKING · 2024 ACS · 64 SHOWN OF 64

Least racially diverse, Colorado counties

Colorado counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 ACS). This list covers the 64 counties in Colorado that qualify, ranked against each other statewide.

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SAME RANKING BYCitiesStatesMetrosZIP codes
RELATEDOldest by median ageYoungest by median ageMost foreign-born residentsHighest uninsured rateMost womenMost men
YEAR19902000201020202024
Least racially diverse by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPDIVERSITY SCOREVS 2000
01Ouray County, COCO5,26525+127%
02Custer County, COCO5,59026+227%
03Hinsdale County, COCO75330+570%
04Jackson County, COCO1,21130+91%
05Clear Creek County, COCO8,99432+192%
06Mineral County, COCO91033+538%
07Park County, COCO18,31433+159%
08Gilpin County, COCO6,07334+156%
09Chaffee County, COCO20,83135+42%
10Gunnison County, COCO17,43935+145%
11San Miguel County, COCO7,75335+95%
12Teller County, COCO24,75636+215%
13Kiowa County, COCO1,41236+305%
14Washington County, COCO4,73236+140%
15Dolores County, COCO2,46638+254%
16Baca County, COCO3,34738+120%
17Elbert County, COCO30,53438+220%
18Rio Blanco County, COCO6,68339+199%
19Pitkin County, COCO16,62542+124%
20Routt County, COCO25,32942+366%
21Delta County, COCO32,17843+56%
22Larimer County, COCO377,29244+82%
23Mesa County, COCO162,84545+79%
24Cheyenne County, COCO1,71346+128%
25Archuleta County, COCO14,30646+26%
26Fremont County, COCO50,03947+29%
27San Juan County, COCO81348+171%
28Moffat County, COCO13,12248+110%
29Grand County, COCO16,49648+262%
30Douglas County, COCO399,39649+141%
31La Plata County, COCO56,89849+87%
32Kit Carson County, COCO7,06950+46%
33Logan County, COCO20,65450+57%
34Jefferson County, COCO580,45151+71%
35Summit County, COCO31,51751+98%
36Montrose County, COCO44,59152+56%
37Boulder County, COCO328,56052+62%
38Lincoln County, COCO5,64553+66%
39Sedgwick County, COCO2,24754+93%
40Phillips County, COCO4,42054+97%
41Broomfield County, COCO79,17456–
42Yuma County, COCO9,89658+101%
43Montezuma County, COCO26,67858+131%
44Huerfano County, COCO7,01163+1%
45Garfield County, COCO63,47464+75%
46Weld County, COCO378,42665+24%
47Eagle County, COCO54,29165+37%
48El Paso County, COCO757,04066+48%
49Prowers County, COCO11,88466+18%
50Rio Grande County, COCO11,08767+9%
51Conejos County, COCO7,52967+12%
52Lake County, COCO7,55268+16%
53Otero County, COCO17,68368+12%
54Morgan County, COCO30,30669+26%
55Las Animas County, COCO14,39169+11%
56Saguache County, COCO6,73270+11%
57Costilla County, COCO3,67970+29%
58Pueblo County, COCO169,27770+12%
59Alamosa County, COCO16,68870+11%
60Crowley County, COCO5,67774+27%
61Bent County, COCO5,71674+24%
62Adams County, COCO554,66876+23%
63Denver County, COCO740,61377+4%
64Arapahoe County, COCO673,82079+58%
SHOWING 1–64 OF 64
Download CSV (full list, 64 rows)How this score is calculated

UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES