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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 159 people in Iowa with Basque ancestry (0.01% of Iowa population). Among all Iowa counties, Franklin County had the highest percentage of its population with Basque ancestry (0.04%), followed by Ida County (0.04%), and Marion County (0.03%).

The chart and table below shows the top 8 counties with high percentage of its population having Basque ancestry.

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

Data Source: US Census Bureau.
Ranking of Iowa Counties By Percentage of Population with Basque Ancestry in 2021
Franklin County
Ida County
Marion County
Pocahontas County
Polk County
Johnson County
Washington County
Story County
Ranking of Iowa Counties By Percentage of Population with Basque Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Franklin County 0.04
1 Ida County 0.04
2 Marion County 0.03
2 Pocahontas County 0.03
2 Polk County 0.03
3 Johnson County 0.01
3 Washington County 0.01
4 Story County 0.003