Largest Finnish population, US counties · 2020
US counties ranked by the number of residents who are Finnish ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. St. Louis County, Minnesota leads at 20,628. 2,115 counties qualify in total. Minnesota carries 7 of the top 25 entries.
Finnish Americans: full group profile →UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS
Frequently asked
Which county has the highest finnish population?
St. Louis County, Minnesota ranks #1 with 20,628 (2020 Decennial Census).
What are the top 5 counties by finnish population?
St. Louis County, Minnesota, Hennepin County, Minnesota, King County, Washington, Marquette County, Michigan, Oakland County, Michigan.
How many counties are in this ranking?
2,115 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 Decennial Census data.
How is finnish population measured?
Number of residents who are Finnish ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, 2020 Decennial Census.