Largest Irish population, US metro areas · 2020
US metro areas 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-Newark-Jersey City, NY-NJ leads at 1,754,045. 918 metro areas qualify in total. The top 25 average 499,377, against an all-metro areas median of 7,586.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which metro area has the highest irish population?
New York-Newark-Jersey City, NY-NJ ranks #1 with 1,754,045 (2020 American Community Survey).
What are the top 5 metro areas by irish population?
New York-Newark-Jersey City, NY-NJ, Philadelphia-Camden-Wilmington, PA-NJ-DE-MD, Boston-Cambridge-Newton, MA-NH, Chicago-Naperville-Elgin, IL-IN, Los Angeles-Long Beach-Anaheim, CA.
How many metro areas are in this ranking?
918 metro areas qualify after filtering for population minimums and data availability. 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).