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RANKING · 2024 ACS · 42 SHOWN OF 42

Largest Slovak population, Colorado counties

Colorado counties ranked by the number of residents who are Slovak ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 42 counties in Colorado that qualify, ranked against each other statewide. The median across all 42 is 29. Biggest climber in the top 100 since 2020: La Plata County, CO, up 11 places to #12.

Slovak Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest Slovak population by state
RANKPLACESTATEPOPSLOVAK POPULATIONVS 2010
01El Paso County, COCO757,0401,212−23%
02▲1Arapahoe County, COCO673,8201,129+25%
03▼1Denver County, COCO740,6131,011+27%
04Jefferson County, COCO580,4519860%
05▲1Douglas County, COCO399,396655−31%
06▲2Boulder County, COCO328,560564−32%
07▼2Larimer County, COCO377,292443−31%
08▲1Pueblo County, COCO169,277408−23%
09▼2Adams County, COCO554,668407−6%
10Weld County, COCO378,426348+30%
11▲7Eagle County, COCO54,291296+193%
12▲11La Plata County, COCO56,898173+226%
13Garfield County, COCO63,474158+229%
14▼2Broomfield County, COCO79,174155+109%
15▼4Chaffee County, COCO20,831138+886%
16▼2Mesa County, COCO162,845123−48%
17Montrose County, COCO44,59194+65%
18▲4Routt County, COCO25,32967+31%
19Teller County, COCO24,75662−7%
20▲1Saguache County, COCO6,73242+740%
21▼1Moffat County, COCO13,12229+222%
22Park County, COCO18,31425+127%
23▼6Elbert County, COCO30,53421+11%
24▼5Grand County, COCO16,49618–
25▼9Summit County, COCO31,51717−88%
26Delta County, COCO32,17815–
27▼2Gilpin County, COCO6,07314–
28▲4Gunnison County, COCO17,43912−83%
29▼14Fremont County, COCO50,03911+1000%
30Lincoln County, COCO5,64511+450%
32Rio Blanco County, COCO6,68310+43%
33Pitkin County, COCO16,6258−92%
34Rio Grande County, COCO11,0877−83%
35▼11Las Animas County, COCO14,3916−70%
36▲4Custer County, COCO5,5905−79%
37▼10San Miguel County, COCO7,7535–
38Archuleta County, COCO14,3064–
39▼13Morgan County, COCO30,3063−40%
40▼3Washington County, COCO4,7323–
41▼2Bent County, COCO5,71620%
42Costilla County, COCO3,6791–
SHOWING 1–42 OF 42

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