In the early years of settlement many Scotch Irish found homes in Massachusetts and New Hampshire, but most of the Scotch-Irish went to Pennsylvania. Once they were free of their services, they headed for the frontier. They settled in the interior and moved down into Virginia and Carolinas. The Irish who immigrated to the United States between 1830 and 1890 settled primarily in or around the ports where they arrived. They were too poor to move inland, and by 1850 the Irish made up more than half the population of Boston and New York City.
In the years between 1890 and 1924 most immigrants settled near the port of entry (Ex: New York, Seattle)
The settlement in large cities by country of origin: