Largest Finnish population, US counties
US counties ranked by the number of residents who are Finnish ancestry, from the 2023 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 20,160. 2,088 counties qualify in total. Minnesota carries 7 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest finnish population?
St. Louis County, Minnesota ranks #1 with 20,160 (2024 American Community Survey).
What are the top 5 counties by finnish population?
St. Louis County, Minnesota, Hennepin County, Minnesota, Marquette County, Michigan, King County, Washington, Maricopa County, Arizona.
How many counties are in this ranking?
2,088 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is finnish population measured?
Number of residents who are Finnish ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).