County Laois

Contae Laoise

"The inland stronghold dominated by the fortress Rock of Dunamase."

Estimated Emigrants 80,000+

Peak Migration Eras 1846–1882

Primary US Destinations New York, Chicago, Philadelphia

County Laois Historical Heritage & Diaspora

County Laois (formerly Queen’s County) is situated in the south midlands of Leinster. Dominated by the dramatic limestone crag of the Rock of Dunamase, a medieval stronghold that resisted English colonization for centuries, Laois combines pastoral beauty with the ancient slopes of the Slieve Bloom Mountains.

Laois experienced forced plantations in the sixteenth and seventeenth centuries, creating generations of dispossessed tenant farmers who subsequently sought new beginnings in America.

Prominent Laois surnames include Dunne, Moore, Lalor, Delaney, Whelan, and Campion.

Historical Migration Journey

County Laois Emigration Timeline (1845 – 1920)

1845 – 1852 · The Great Hunger (An Gorta Mór)

Catastrophic Potato Blight & Transatlantic Coffin Ships

Successive failures of the potato crop decimated tenant farming communities. Facing ruthless landlord clearances and starvation, over one million people fled across the Atlantic. Families boarded cramped wooden sailing barques from ports like Cobh, Derry, and Galway, arriving at Boston Harbor and Castle Garden, New York.

1880 – 1900 · The Industrial & Mining Surge

Chain Migration, Coal Valleys, and Urban Labor Solidarity

Younger siblings and children emigrated through prepaid tickets and diaspora remittances sent home from America. Immigrants fueled the industrial expansion of the United States—mining anthracite in Pennsylvania, digging copper in Butte, Montana, and operating textile mills across New England while establishing the first labor unions.

1920s · Independence, Irish Free State & Civic Leadership

War of Independence Remittances and Second-Generation Rise

American diaspora communities raised millions of dollars (via Éamon de Valera's 1919 US tour) to support Irish independence. Second and third-generation Irish-Americans ascended into the heights of US jurisprudence, municipal leadership, journalism, and cultural institutions.