The population of San Gregorio d'Ippona is 2,278.
San Gregorio Matese's population is 1,034.
San Gregorio Magno's population is 4,505.
Arenales de San Gregorio's population is 720.
San Gregorio de Nigua's population is 27,447.
The population of San Gregorio da Sassola is 1,543.
San Gregorio de Polanco's population is 3,673.
San Gregorio nelle Alpi's population is 1,578.
The population of San Gregorio di Catania is 11,230.
San Gregorio Armeno was created in 1579.
The population of Gregorio Aznárez is 902.
The area of San Gregorio Matese is 56.2 square kilometers.
The area of San Gregorio d'Ippona is 12.4 square kilometers.