The decline of the city grid The oldest form of city planning is falling out of fashion The Economist - 2022.12.24 The crossroad of South Ashland Avenue and West County Line Road, in Will County, Illinois, is a picture of classic midwestern rural America. Ashland Avenue, at that point, is barely wider than a lane. On one side is a vast corn field; on the other, a few ranch houses, each set on at..