Babban adadin Faransawa Kanada, Finnish, Swedish, Cornish, da Italiyanci baƙi sun zo Upper Peninsula, musamman Keweenaw Peninsula, don yin aiki a cikin ma'adinai da masana'antar katako na yankin. Yankin tsibirin ya haɗa da yankuna kawai a Amurka inda yawancin mazauna ke da'awar asalin Finnish.
3% a cikin