Most racially diverse, US states · 2000
US states ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2023 ACS). California leads at 79. 51 states qualify in total. The top 25 average 59, against an all-states median of 37.
Flip the list · Least racially diverse, US states →UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which state has the highest diversity score?
California ranks #1 with 79 (2000 American Community Survey).
What are the top 5 states by diversity score?
California, Texas, Hawaii, New York, District of Columbia.
How many states are in this ranking?
51 states qualify after filtering for population minimums and data availability. The ranking covers 2000 ACS 5-year data.
How is diversity score measured?
CensusEasy Diversity Score (0 to 100): the chance that two random residents are of a different race or ethnicity, rescaled so 100 is a perfectly even split across all five groups. A Simpson diversity index over the five ACS race and ethnicity shares. Source: US Census Bureau, American Community Survey 5-year estimates (2000).