Highest Irish population share, US cities · 2010
US cities ranked by the share of all residents who are Irish ancestry (2023 American Community Survey). A concentration measure: Irish residents as a percentage of total population. Pearl River, New York leads at 52.5%. 6,622 cities qualify in total. Cities with fewer than 5,000 residents are excluded. Massachusetts carries 11 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which city has the highest irish share?
Pearl River, New York ranks #1 with 52.5% (2010 American Community Survey).
What are the top 5 cities by irish share?
Pearl River, New York, North Scituate, Massachusetts, Hull, Massachusetts, Norwood, Pennsylvania, Ridley Park, Pennsylvania.
How many cities are in this ranking?
6,622 cities qualify after filtering for population minimums and data availability (minimum 5,000 residents). The ranking covers 2010 ACS 5-year data.
How is irish share measured?
Share of all residents who are Irish ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2010).