Highest Black population share, US counties · 2020
US counties ranked by the share of all residents who are Black or African American (2020 American Community Survey). A concentration measure: Black residents as a percentage of total population. Claiborne County, Mississippi leads at 87.1%. 3,135 counties qualify in total. Mississippi carries 13 of the top 25 entries.
UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS
Frequently asked
Which county has the highest black?
Claiborne County, Mississippi ranks #1 with 87.1% (2020 Decennial Census).
What are the top 5 counties by black?
Claiborne County, Mississippi, Jefferson County, Mississippi, Holmes County, Mississippi, Greene County, Alabama, Macon County, Alabama.
How many counties are in this ranking?
3,135 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 Decennial Census data.
How is black measured?
Share identifying as Black or African American alone. Source: US Census Bureau, 2020 Decennial Census.