Irish Ancestry Surprises Revealed by New DNA Map. The genetic atlas revealed new information about health risks, ancient political borders, and the influence of Vikings.

This Irish Heritage Month enjoy 40% OFF on AncestryDNA® kits and discover where on the island of Ireland your family came from. Whether you're beginning your genealogy journey or looking to dive ...

More than 1.4 million people have Irish ancestry in Massachusetts, ... You can find out how Irish your state is by using our interactive map below. If it doesn't appear properly for you, click here.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

Pennsylvania was close behind, with roughly 14.6% of its population sporting Irish ancestry. The interactive map below shows each state’s population percentage of Irish or partially Irish residents.

St. Patrick’s Day is nearly here, meaning those with Irish ancestry (and those without) will soon be sipping green beer, eating corned beef, and checking their leprechaun traps.