Fan Casting Main Street

The story is set in the small town of Gopher Prairie, Minnesota, a fictionalized version of Sauk Centre, Minnesota, Lewis's hometown. The novel takes place in the 1910s, with references to the start of World War I, the United States' entry into the war, and the years following the end of the war, including the start of Prohibition. It relates the life and struggles of Carol Milford Kennicott as she comes into conflict with the small-town mentality of the residents of Gopher Prairie.