Highest American population share, US counties · 2010
US counties ranked by the share of all residents who are American ancestry (2023 American Community Survey). A concentration measure: American residents as a percentage of total population. Hancock County, Tennessee leads at 55.5%. 3,123 counties qualify in total. Kentucky carries 12 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest american share?
Hancock County, Tennessee ranks #1 with 55.5% (2010 American Community Survey).
What are the top 5 counties by american share?
Hancock County, Tennessee, Bell County, Kentucky, Jackson County, Kentucky, Wolfe County, Kentucky, Clay County, Tennessee.
How many counties are in this ranking?
3,123 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 ACS 5-year data.
How is american share measured?
Share of all residents who are American ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2010).