Which us city has the largest concentration of norwegians outside of norway?

Minneapolis

Explanation:

Minneapolis city holds the largest population of Norwegians outside of Norway. Many of the immigrants from Norway began to come to America at the beginning of 1836. The majority of Norwegian were agrarian who began to settle in the upper Midwest. According to the report, in 1990, more than 50 % of the Norwegian American population lived in the Midwest with Minnesota state having the largest population and Minneapolis serving as a centre for their religious activities.