This northern riding is the fourth largest in Ontario, but home to one of the province's smallest populations.
Aside from a large part of Thunder Bay, this riding also includes Nipigon, Longlac and Marathon, as well as many native reserves. It has the fourth largest aboriginal population of any provincial riding.
It has experienced the greatest rate of population decline in Ontario, according to 1996 census results.
Major employers include Provincial Paper and Lakehead University. Six per cent of the region's population identified themselves as Finnish, the largest such group in the province.
The 1999 redistribution created Thunder Bay-Superior North from 73 per cent of the old Lake Nipigon riding and 84 per cent of Port Arthur.