Grand-Poitiers is the communauté urbaine, an intercommunal structure, centred on the city of Poitiers. It is located in the Vienne department, in the Nouvelle-Aquitaine region, western France.
It was created on 1st January 2017 as a communauté d'agglomération and transformed into a communauté urbaine on 1st July 2017.
Its population was 195,044 in 2014, of which 90,115 in Poitiers proper.
The communauté urbaine consists of the following 40 communes:
Coordinates: 46°35′N 0°20′E / 46.58°N 0.34°E