RANKING · 2024 ACS · 19 SHOWN OF 19

Highest Bulgarian population share, Colorado counties

Colorado counties ranked by the share of all residents who are Bulgarian ancestry (2024 American Community Survey). A concentration measure: Bulgarian residents as a percentage of total population. This list covers the 19 counties in Colorado that qualify, ranked against each other statewide. The median across all 19 is 0.0%. Biggest climber in the top 100 since 2020: Denver County, CO, up 9 places to #6.

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

Highest Bulgarian population share by state

RANKPLACESTATEPOPBULGARIAN SHAREVS 2010

01Gilpin County, COCO6,0730.2%–

02Lake County, COCO7,5520.2%–

03▲2Arapahoe County, COCO673,8200.1%+0.1 pts

04Gunnison County, COCO17,4390.1%–

05Logan County, COCO20,6540.1%–

06▲9Denver County, COCO740,6130.1%0.0 pts

07▼1Weld County, COCO378,4260.0%0.0 pts

08Boulder County, COCO328,5600.0%0.0 pts

09▲3Jefferson County, COCO580,4510.0%0.0 pts

10▲6La Plata County, COCO56,8980.0%0.0 pts

11▲2El Paso County, COCO757,0400.0%0.0 pts

12Archuleta County, COCO14,3060.0%–

13▼6Adams County, COCO554,6680.0%−0.1 pts

14▲3Mesa County, COCO162,8450.0%–

15▼12Broomfield County, COCO79,1740.0%–

16▼6Douglas County, COCO399,3960.0%0.0 pts

17▲1Larimer County, COCO377,2920.0%−0.1 pts

18Eagle County, COCO54,2910.0%−0.1 pts

19Delta County, COCO32,1780.0%0.0 pts

SHOWING 1–19 OF 19

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