RANKING · 2020 CENSUS · 14 SHOWN OF 14

Largest Costa Rican population, Colorado counties · 2020

Colorado counties ranked by the number of residents who are Costa Rican origin, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 14 counties in Colorado that qualify, ranked against each other statewide.

Costa Rican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

Largest Costa Rican population by state

RANKPLACESTATEPOPCOSTA RICAN POPULATIONVS 2010

01Jefferson County, COCO580,451518+335%

02Larimer County, COCO377,292501+161%

03Arapahoe County, COCO673,820351+166%

04Douglas County, COCO399,396272+96%

05Denver County, COCO740,613258+166%

06La Plata County, COCO56,898159+354%

07Adams County, COCO554,668145+1713%

08Summit County, COCO31,517136–

09Boulder County, COCO328,56097+131%

10Weld County, COCO378,42696+1100%

11Mesa County, COCO162,84573–

12El Paso County, COCO757,04060−74%

13Broomfield County, COCO79,17435–

14Chaffee County, COCO20,83121–

SHOWING 1–14 OF 14

Download CSV (full list, 14 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS