The Rome metropolitan area is centred around the city of Rome, the Italian capital, in Lazio, Italy.
The metropolitan area is strictly statistical and does not imply any kind of administrative unity or function.
The Rome metropolitan area includes the city of Rome and 39 municipalities, the most important of these by population are Guidonia Montecelio, Aprilia, Fiumicino, Tivoli, Ciampino and Velletri, as shows the table below.
This table shows the main Italian metropolitan areas by population. The Rome metropolitan area is in third place.