Least racially diverse, US cities · 2020
US cities with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 ACS). Progreso, Texas leads at 2. 6,811 cities qualify in total. Cities with fewer than 5,000 residents are excluded. Texas carries 13 of the top 25 entries.
Flip the list · Most racially diverse, US cities →UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which city has the lowest diversity score?
Progreso, Texas ranks #1 with 2 (2020 American Community Survey).
What are the top 5 cities by diversity score?
Progreso, Texas, Salida del Sol Estates, Texas, Doffing, Texas, Roma, Texas, Mecca, California.
How many cities are in this ranking?
6,811 cities qualify after filtering for population minimums and data availability (minimum 5,000 residents). The ranking covers 2020 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 (2020).