Highest Polish population share, US counties
US counties ranked by the share of all residents who are Polish ancestry (2023 American Community Survey). A concentration measure: Polish residents as a percentage of total population. Portage County, Wisconsin leads at 27.8%. 3,029 counties qualify in total. Michigan carries 11 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest polish share?
Portage County, Wisconsin ranks #1 with 27.8% (2024 American Community Survey).
What are the top 5 counties by polish share?
Portage County, Wisconsin, Presque Isle County, Michigan, Sherman County, Nebraska, Alpena County, Michigan, Nance County, Nebraska.
How many counties are in this ranking?
3,029 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is polish share measured?
Share of all residents who are Polish ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).