Demographics Atlas Open the interactive map →

Born in Ireland by County

Share of residents who were born in Ireland. Birthplace is a fact about where someone was born, which is different from the ancestry or race they report.

See Born in Ireland on the interactive map →

Highest counties

CountyBorn in Ireland
Nantucket County, Massachusetts1.6%
Woodford County, Kentucky1.0%
Putnam County, New York0.6%
Curry County, Oregon0.6%
Logan County, Nebraska0.5%
Norfolk County, Massachusetts0.4%
Rockland County, New York0.4%
Westchester County, New York0.4%
Transylvania County, North Carolina0.4%
Stephens County, Texas0.4%
Haines Borough, Alaska0.3%
Marin County, California0.3%

Lowest counties

CountyBorn in Ireland
Weston County, Wyoming0.0%
Washakie County, Wyoming0.0%
Uinta County, Wyoming0.0%
Teton County, Wyoming0.0%
Sweetwater County, Wyoming0.0%
Sublette County, Wyoming0.0%
Sheridan County, Wyoming0.0%
Platte County, Wyoming0.0%
Park County, Wyoming0.0%
Niobrara County, Wyoming0.0%
Natrona County, Wyoming0.0%
Lincoln County, Wyoming0.0%

Small populations produce wide margins: Nantucket County, Massachusetts is 1.6% with a margin of error of ±1.4%. An estimate with a margin that wide should be read as a range rather than a rank.

Counted among: Total population