Sidewalks, water and wastewater pipes, schools and libraries, police and fire protection, and of course, roads. And whether the costs are paid by the homeowner, the local government, or businesses, the lower density in the suburbs leads to higher costs to operate, maintain and replace all these services.
These examples are taken from a recent study in Halifax Regional Municipality, Canada.
Read SP's recent report on Suburban Sprawl at: www.thecostofsprawl.com