Largest Japanese population, US counties
US counties ranked by the number of residents who are Japanese, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Honolulu County, Hawaii leads at 134,719. 1,591 counties qualify in total. California carries 11 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest japanese population?
Honolulu County, Hawaii ranks #1 with 134,719 (2024 American Community Survey).
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?
1,591 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is japanese population measured?
Number of residents who are Japanese (Asian origin, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).