Largest Japanese population, US counties · 2020
US counties ranked by the number of residents who are Japanese, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Honolulu County, Hawaii leads at 139,333. 1,642 counties qualify in total. California carries 11 of the top 25 entries.
Japanese Americans: full group profile →UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS
Frequently asked
Which county has the highest japanese population?
Honolulu County, Hawaii ranks #1 with 139,333 (2020 Decennial Census).
What are the top 5 counties by japanese population?
Honolulu County, Hawaii, Los Angeles County, California, Orange County, California, Santa Clara County, California, King County, Washington.
How many counties are in this ranking?
1,642 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 Decennial Census data.
How is japanese population measured?
Number of residents who are Japanese (Asian origin, ACS detailed tables). Source: US Census Bureau, 2020 Decennial Census.