The population development of Viterbo as well as related information and services (weather, Wikipedia, Google, images).
Source: Istituto Nazionale di Statistica Italia (web).
Explanation: Localities as defined by the 2011 census. They are limited by unbuilt areas and boundaries of communes.
Further information about the population structure:
|Gender (C 2011)|
|Age Groups (C 2011)|
|Age Distribution (C 2011)|
|Citizenship (C 2011)|