Most income inequality (Gini), US ZIP codes
US ZIP codes ranked by Gini index of household income inequality, where 0 = perfect equality and 1 = maximum inequality (2024 ACS). 80310 leads at 1.000. 16,823 ZIP codes qualify in total. ZIP codes with fewer than 2,500 residents are excluded. The top 25 average 0.674, against an all-ZIP codes median of 0.432.
Flip the list · Most equal income distribution, US ZIP codes →UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which ZIP code has the highest income inequality (gini)?
80310 ranks #1 with 1.000 (2024 American Community Survey).
What are the top 5 ZIP codes by income inequality (gini)?
80310, 90021, 08327, 25670, 45207.
How many ZIP codes are in this ranking?
16,823 ZIP codes qualify after filtering for population minimums and data availability (minimum 2,500 residents). The ranking covers 2024 ACS 5-year data.
How is income inequality (gini) measured?
Gini index of household income inequality. 0 = perfect equality, 1 = maximum inequality. Source: ACS B19083. Source: US Census Bureau, American Community Survey 5-year estimates (2024).