Ranking of Rhode Island Counties By Percentage of Population with Irish Ancestry in 2021

Based on the US Census ACS-5Yrs estimates, in 2021, there were 185.95K people in Rhode Island with Irish ancestry (17.03% of Rhode Island population). Among all Rhode Island counties, Washington County had the highest percentage of its population with Irish ancestry (25.27%), followed by Newport County (23.43%), and Kent County (22.75%).

The chart and table below shows the top 5 counties with high percentage of its population having Irish ancestry.

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