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 (2023 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.

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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 2000

01Gilpin County, COCO6,0730.2%–

02Lake County, COCO7,5520.2%–

03Arapahoe County, COCO673,8200.1%–

04Gunnison County, COCO17,4390.1%–

05Logan County, COCO20,6540.1%–

06Denver County, COCO740,6130.1%–

07Weld County, COCO378,4260.0%–

08Boulder County, COCO328,5600.0%–

09Jefferson County, COCO580,4510.0%–

10La Plata County, COCO56,8980.0%–

11El Paso County, COCO757,0400.0%–

12Archuleta County, COCO14,3060.0%–

13Adams County, COCO554,6680.0%–

14Mesa County, COCO162,8450.0%–

15Broomfield County, COCO79,1740.0%–

16Douglas County, COCO399,3960.0%–

17Larimer County, COCO377,2920.0%–

18Eagle County, COCO54,2910.0%–

19Delta County, COCO32,1780.0%–

SHOWING 1–19 OF 19

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