How many people immigrated to America during the potato famine?

During the Irish Potato Famine, which lasted from 1845 to 1852, approximately 1 million people emigrated from Ireland to America. The famine, caused by a potato blight, resulted in widespread starvation and hardship, prompting many to seek better opportunities in the United States. This wave of Immigration significantly influenced American Demographics and culture, particularly in cities like New York and Boston.