A suburb is an area within a metropolitan area which is predominantly residential and within commuting distance of a large city. Suburbs can have their own political or legal jurisdictions, especially
Nassau County, New York, on Long Island (top) is emblematic of the continuous sprawl making up the inner suburbs of New York City, in contrast with Monroe Township, Middlesex County, New Jersey (below), characteristic of an outer suburb, or exurb, of New York City, with a lower population density.
Suburban housing in the regional city of Griffith, New South Wales in Australia
Suburban areas in the United States. Bellevue, Washington (top left) Orchard Park, New York (top right) Fremont, California (bottom left), and Dulles, Virginia (bottom right)
Upper middle class suburban housing in Swords, County Dublin in Ireland
A green belt or greenbelt is a policy, and land-use zone designation used in land-use planning to retain areas of largely undeveloped, wild, or agricultural land surrounding or neighboring urban areas
Green belt in Tehran, Iran
Adelaide Park Lands green belt around the city centre