The North Shore consists of many affluent suburbs north of Chicago, Illinois, bordering the shores of Lake Michigan. These communities fall within suburban Cook County and Lake County. The North Shore's membership is often a topic of debate, and it includes some Chicago suburbs which do not border Lake Michigan. However, Lake Bluff, La…The North Shore consists of many affluent suburbs north of Chicago, Illinois, bordering the shores of Lake Michigan. These communities fall within suburban Cook County and Lake County. The North Shore's membership is often a topic of debate, and it includes some Chicago suburbs which do not border Lake Michigan. However, Lake Bluff, Lake Forest, Highwood, Highland Park, Deerfield, Glencoe, Northbrook, Northfield, Winnetka, Kenilworth, Wilmette, Golf, Glenview, Skokie, Lincolnwood, and Evanston, are generally considered to be the main constituents of the North Shore. The North Shore is known for its affluence, high level of education, proximity to Chicago, and top-rated public schools. Lake County, Illinois is among the wealthiest counties in the U.S. and several of the wealthiest zip codes are there.