Largest municipalities by area

The 20 municipalities in Lazio with the highest area, and the 20 with the lowest, out of 114 with a published figure.

	Municipality	Region	Postal code	Area
1	Roma	Lazio	00144	1,287.4 km²
2	Viterbo	Lazio	01024	406.2 km²
3	Latina	Lazio	04020	277.6 km²
4	Tuscania	Lazio	01017	208.7 km²
5	Rieti	Lazio	02024	206.5 km²
6	Montalto di Castro	Lazio	01014	189.6 km²
7	Amatrice	Lazio	02012	174.4 km²
8	Tolfa	Lazio	00059	168.3 km²
9	Cisterna di Latina	Lazio	04012	144.2 km²
10	Acquapendente	Lazio	01021	131.6 km²
11	Canino	Lazio	01011	124.0 km²
12	Velletri	Lazio	00049	118.2 km²
13	Pontinia	Lazio	04014	112.1 km²
14	Sezze	Lazio	04018	100.5 km²
15	Blera	Lazio	01010	92.8 km²
16	Allumiere	Lazio	00051	92.2 km²
17	Carpineto Romano	Lazio	00032	86.3 km²
18	Civita Castellana	Lazio	01033	84.2 km²
19	Nepi	Lazio	01036	83.7 km²
20	Soriano nel Cimino	Lazio	01038	78.5 km²

Smallest municipalities by area

	Municipality	Region	Postal code	Area
1	Nemi	Lazio	00074	7.0 km²
2	Calcata	Lazio	01030	7.6 km²
3	Roviano	Lazio	00027	8.5 km²
4	Castelnuovo di Farfa	Lazio	02031	8.8 km²
5	Gerano	Lazio	00025	10.1 km²
6	Ponza	Lazio	04027	10.2 km²
7	Toffia	Lazio	02039	11.3 km²
8	Arsoli	Lazio	00023	12.2 km²
9	Montasola	Lazio	02040	12.8 km²
10	Castel Gandolfo	Lazio	00073	14.2 km²
11	Affile	Lazio	00021	15.1 km²
12	Castel di Tora	Lazio	02020	15.5 km²
13	San Giorgio a Liri	Lazio	03047	15.7 km²
14	Isola del Liri	Lazio	03036	16.0 km²
15	Anticoli Corrado	Lazio	00022	16.2 km²
16	Poggio Nativo	Lazio	02030	16.5 km²
17	Nerola	Lazio	00017	17.1 km²
18	Forano	Lazio	02044	17.7 km²
19	Greccio	Lazio	02045	17.9 km²
20	Cave	Lazio	00033	17.9 km²

Largest municipalities by area — All of Italy

One row per municipalities. The figures are published by municipality, so every postal code inside one shares them; the postal code shown is one of that municipality's.