Neighborhood Description Northfield is an affluent village in Cook County, Illinois, United States, located approximately 19 miles north of downtown Chicago. It is part of a collection of upscale residential communities north of Chicago that belong to New Trier Township and the greater North Shore. iMove Chicago is your complete resource for Chicago apartments, lofts, condos, and homes in Northfield. Neighborhood Links Neighborhood Council Community Center Chamber of Commerce History of Other Resources in Hospitals Post Office Schools Grocery Stores Cool Places to Eat