RANKING · 2024 ACS · 36 SHOWN OF 36

Highest Romanian population share, Colorado counties

Colorado counties ranked by the share of all residents who are Romanian ancestry (2024 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 36 counties in Colorado that qualify, ranked against each other statewide. The median across all 36 is 0.1%. Biggest climber in the top 100 since 2020: Broomfield County, CO, up 27 places to #9.

Romanian Americans: full group profile →

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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

RANKPLACESTATEPOPROMANIAN SHAREVS 2010

01Lake County, COCO7,5521.0%–

02▲3San Miguel County, COCO7,7531.0%+0.3 pts

03▲24Lincoln County, COCO5,6450.5%+0.2 pts

04▼3Ouray County, COCO5,2650.5%–

05▼2Sedgwick County, COCO2,2470.3%−0.9 pts

06Rio Blanco County, COCO6,6830.2%–

07Clear Creek County, COCO8,9940.2%–

08▲15Mesa County, COCO162,8450.2%0.0 pts

09▲27Broomfield County, COCO79,1740.2%+0.1 pts

10▼2Pitkin County, COCO16,6250.2%+0.1 pts

11▼4Jefferson County, COCO580,4510.2%0.0 pts

12Routt County, COCO25,3290.2%0.0 pts

13Kiowa County, COCO1,4120.1%–

14▼4Douglas County, COCO399,3960.1%+0.1 pts

15▼6Arapahoe County, COCO673,8200.1%0.0 pts

16▲2Kit Carson County, COCO7,0690.1%–

17▼11Boulder County, COCO328,5600.1%0.0 pts

18▼5Denver County, COCO740,6130.1%0.0 pts

19▲9Park County, COCO18,3140.1%−0.1 pts

20▼4Eagle County, COCO54,2910.1%+0.1 pts

21▼2El Paso County, COCO757,0400.1%0.0 pts

22Rio Grande County, COCO11,0870.1%–

23▲6La Plata County, COCO56,8980.1%0.0 pts

24▼10Larimer County, COCO377,2920.1%0.0 pts

25▲5Las Animas County, COCO14,3910.1%–

26▼4Delta County, COCO32,1780.1%0.0 pts

27Chaffee County, COCO20,8310.1%0.0 pts

28▼2Adams County, COCO554,6680.1%0.0 pts

29▼5Pueblo County, COCO169,2770.0%0.0 pts

30▲5Montezuma County, COCO26,6780.0%0.0 pts

31▼10Gilpin County, COCO6,0730.0%–

32▼1Elbert County, COCO30,5340.0%–

33▼8Grand County, COCO16,4960.0%−0.1 pts

34▼17Fremont County, COCO50,0390.0%−0.2 pts

35▼3Garfield County, COCO63,4740.0%0.0 pts

36▼21Weld County, COCO378,4260.0%0.0 pts

SHOWING 1–36 OF 36

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