metropolitan — of, noting, or characteristic of a metropolis or its inhabitants, especially in culture, sophistication, or in accepting and combining a wide variety of people, ideas, etc.
burghal — (in Scotland) an incorporated town having its own charter and some degree of political independence from the surrounding area.
citified — having the customs, manners, or dress of city people
civic — You use civic to describe people or things that have an official status in a town or city.
civil — You use civil to describe events that happen within a country and that involve the different groups of people in it.
interurban — of, located in, or operating between two or more cities or towns.
megalopolitan — of, relating to, or characteristic of a megalopolis.
municipal — of or relating to a town or city or its local government: municipal elections.
urban — of, relating to, or designating a city or town.