Mar 15, 2024 - News

Louisiana's most Irish parish, based on census data

☘️ Share of people reporting Irish ancestry
Data: U.S. Census; Chart: Axios Visuals

We might all be Irish on St. Patrick's Day, but the reality is only 5.7% of Orleans Parish residents have Irish ancestry, according to the U.S. Census.

The big picture: The United States had an average Irish ancestry of 9.5% in 2022.

  • New England and New York have significantly higher numbers, while Southern states are the least Irish.

Zoom in: St. Tammany Parish has one of the higher concentrations of Irish descendants in the state (13.2%), the data shows.

  • West Carroll Parish is the most Irish at 18.3%. Livingston, Concordia, Jackson, Winn and Caldwell parishes are all above 10% too.
  • Jefferson Parish came in at 7.4%.
  • St. James Parish is the least Irish at 1.3%, the data shows.
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