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RANKING · 2024 ACS · 35 SHOWN OF 35

Largest Japanese population, Colorado counties

Colorado counties ranked by the number of residents who are Japanese, 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 35 counties in Colorado that qualify, ranked against each other statewide. The median across all 35 is 32. Biggest climber in the top 100 since 2020: Alamosa County, CO, up 11 places to #19.

Japanese Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest Japanese population by state
RANKPLACESTATEPOPJAPANESE POPULATIONVS 2020
01▲3El Paso County, COCO757,0401,594+11%
02▲1Denver County, COCO740,6131,564+4%
03▼2Jefferson County, COCO580,4511,350−20%
04▼2Arapahoe County, COCO673,8201,317−20%
05Boulder County, COCO328,5601,142−10%
06Adams County, COCO554,668916−13%
07Douglas County, COCO399,396650−3%
08▲1Weld County, COCO378,426444−13%
09▼1Larimer County, COCO377,292395−26%
10▲3Mesa County, COCO162,845310+182%
11▼1Broomfield County, COCO79,174205+7%
12▼1Pueblo County, COCO169,277125−29%
13▲2Summit County, COCO31,51787+28%
14Montezuma County, COCO26,67885–
15Gunnison County, COCO17,43974–
16▼4La Plata County, COCO56,89836−67%
17Moffat County, COCO13,12233–
18▼2Costilla County, COCO3,67932−14%
19▲11Alamosa County, COCO16,68832+300%
20▲8Eagle County, COCO54,29132+220%
21Garfield County, COCO63,47430+15%
22Teller County, COCO24,75621–
23Otero County, COCO17,68313–
24Chaffee County, COCO20,83111−15%
25▼3Archuleta County, COCO14,30610−38%
26▼3Fremont County, COCO50,03910−29%
27▲5Rio Grande County, COCO11,08710+25%
28Custer County, COCO5,5909–
29▼9Crowley County, COCO5,6777−73%
30▼16Elbert County, COCO30,5347−90%
31▼13Delta County, COCO32,1786−80%
32▼13Montrose County, COCO44,5915−81%
33▼2Morgan County, COCO30,3063−63%
34▼9Routt County, COCO25,3293−77%
35▼2Sedgwick County, COCO2,2473−25%
SHOWING 1–35 OF 35

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