The urban subdivision of the territory includes the thirteen urban zones of the former Municipio Roma XII; the population is distributed as follows:[1]
Municipio Roma IX (EUR)
12A EUR
9,584
12B Villaggio Giuliano
10,096
12C Torrino
40,827
12D Laurentino
24,595
12E Cecchignola
14,647
12F Mezzocammino
13,198
12G Spinaceto
24,792
12H Vallerano-Castel di Leva
29,250
12I Decima
8,478
12L Porta Medaglia
3,375
12M Castel Romano
286
12N Santa Palomba
1,533
12X Tor di Valle
15
Not localized
1,350
Total
182,026
Frazioni
The following frazioni of Rome are included in the area of the Municipio: