Ranking of Connecticut Counties By Percentage of Population with Basque Ancestry in 2021

Based on the US Census ACS-5Yrs estimates, in 2021, there were 299 people in Connecticut with Basque ancestry (0.01% of Connecticut population). Among all Connecticut counties, Middlesex County had the highest percentage of its population with Basque ancestry (0.02%), followed by Fairfield County (0.01%), and Hartford County (0.01%).

The chart and table below shows the top 7 counties with high percentage of its population having Basque ancestry.

You can see similar information for other states and for other ancestry groups in Connecticut.