Largest Irish population, US cities · 2020
US cities ranked by the number of residents who are Irish ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. New York, New York leads at 372,158. 6,789 cities qualify in total. Cities with fewer than 5,000 residents are excluded. Texas carries 5 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 population?
New York, New York ranks #1 with 372,158 (2020 American Community Survey).
What are the top 5 cities by irish population?
New York, New York, Chicago, Illinois, Philadelphia, Pennsylvania, Los Angeles, California, Phoenix, Arizona.
How many cities are in this ranking?
6,789 cities qualify after filtering for population minimums and data availability (minimum 5,000 residents). The ranking covers 2020 ACS 5-year data.
How is irish population measured?
Number of residents who are Irish ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2020).