Italy

Statistics by Diocese

by Name

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#	Catholics	Population	Percent Catholic	Diocese	Year	Source
1	60,000	60,200	99.67%	Acerenza (Archdiocese)	2004	ap2005
2	103,860	108,291	95.91%	Acerra	2004	ap2005
3	223,623	225,725	99.07%	Acireale	2004	ap2005
4	141,506	175,488	80.64%	Acqui	2004	ap2005
5	200,128	202,878	98.64%	Adria-Rovigo	2004	ap2005
6	463,200	473,200	97.89%	Agrigento (Archdiocese)	2004	ap2005
7	112,200	124,600	90.05%	Alba	2004	ap2005
8	390,100	409,520	95.26%	Albano (Suburbicarian See)	2004	ap2005
9	162,000	164,000	98.78%	Albenga-Imperia	2004	ap2005
10	151,410	154,812	97.80%	Alessandria (della Paglia)	2004	ap2005
11	101,377	101,700	99.68%	Ales-Terralba	2004	ap2005
12	106,000	106,200	99.81%	Alghero-Bosa	2004	ap2005
13	67,600	69,000	97.97%	Alife-Caiazzo	2004	ap2005
14	161,864	165,090	98.05%	Altamura-Gravina-Acquaviva delle Fonti	2004	ap2005
15	102,700	103,351	99.37%	Amalfi-Cava de' Tirreni (Archdiocese)	2004	ap2005
16	85,200	86,000	99.07%	Anagni-Alatri	2004	ap2005
17	205,204	212,340	96.64%	Ancona-Osimo (Archdiocese)	2004	ap2005
18	132,000	138,740	95.14%	Andria	2004	ap2005
19	117,700	121,000	97.27%	Aosta	2004	ap2005
20	285,000	300,000	95.00%	Arezzo-Cortona-Sansepolcro	2004	ap2005
21	72,902	74,055	98.44%	Ariano Irpino-Lacedonia	2004	ap2005
22	107,196	107,486	99.73%	Ascoli Piceno	2004	ap2005
23	78,500	80,730	97.24%	Assisi-Nocera Umbra-Gualdo Tadino	2004	ap2005
24	148,401	153,401	96.74%	Asti	2004	ap2005
25	143,500	146,000	98.29%	Avellino	2004	ap2005
26	523,794	552,512	94.80%	Aversa	2004	ap2005
27	115,000	118,000	97.46%	Avezzano	2004	ap2005
28	712,000	720,000	98.89%	Bari-Bitonto (Archdiocese)	2004	ap2005
29	181,402	181,882	99.74%	Belluno-Feltre	2004	ap2005
30	265,000	266,300	99.51%	Benevento (Archdiocese)	2004	ap2005
31	861,000	897,998	95.88%	Bergamo	2004	ap2005
32	171,000	175,000	97.71%	Biella	2004	ap2005
33	925,155	948,805	97.51%	Bologna (Archdiocese)	2004	ap2005
34	461,184	470,055	98.11%	Bolzano-Bressanone {Bozen-Brixen}	2004	ap2005
35	968,389	1,074,389	90.13%	Brescia	2004	ap2005
36	291,000	294,220	98.91%	Brindisi-Ostuni (Archdiocese)	2004	ap2005
37	550,000	560,583	98.11%	Cagliari (Archdiocese)	2004	ap2005
38	154,323	157,082	98.24%	Caltagirone	2004	ap2005
39	153,000	154,050	99.32%	Caltanissetta	2004	ap2005
40	57,200	57,260	99.90%	Camerino-San Severino Marche (Archdiocese)	2004	ap2005
41	124,000	126,000	98.41%	Campobasso-Boiano (Archdiocese)	2004	ap2005
42	186,000	190,000	97.89%	Capua (Archdiocese)	2004	ap2005
43	112,870	117,659	95.93%	Carpi	2004	ap2005
44	101,200	103,500	97.78%	Casale Monferrato	2004	ap2005
45	215,000	220,000	97.73%	Caserta	2004	ap2005
46	104,200	106,800	97.57%	Cassano all'Jonio	2004	ap2005
47	120,398	126,031	95.53%	Castellaneta	2004	ap2005
48	724,332	733,656	98.73%	Catania (Archdiocese)	2004	ap2005
49	245,326	249,426	98.36%	Catanzaro-Squillace (Archdiocese)	2004	ap2005
50	110,000	113,254	97.13%	Cefalù	2004	ap2005
51	101,042	104,728	96.48%	Cerignola-Ascoli Satriano	2004	ap2005
52	89,570	90,716	98.74%	Cerreto Sannita-Telese-Sant'Agata de' Goti	2004	ap2005
53	155,900	157,900	98.73%	Cesena-Sarsina	2004	ap2005
54	141,500	142,000	99.65%	Chiavari	2004	ap2005
55	308,600	313,500	98.44%	Chieti-Vasto (Archdiocese)	2004	ap2005
56	123,000	124,000	99.19%	Chioggia	2004	ap2005
57	58,840	60,370	97.47%	Città di Castello	2004	ap2005
58	214,800	220,800	97.28%	Civita Castellana (, Orte, Gallese, Nepi e Sutri)	2004	ap2005
59	82,000	85,000	96.47%	Civitaveccia-Tarquinia	2004	ap2005
60	518,000	525,000	98.67%	Como	2004	ap2005
61	341,687	346,177	98.70%	Concordia-Pordenone	2004	ap2005
62	246,761	249,261	99.00%	Conversano-Monopoli	2004	ap2005
63	377,000	379,000	99.47%	Cosenza-Bisignano (Archdiocese)	2004	ap2005
64	91,512	92,493	98.94%	Crema	2004	ap2005
65	328,000	340,000	96.47%	Cremona	2004	ap2005
66	201,185	202,270	99.46%	Crotone-Santa Severina (Archdiocese)	2004	ap2005
67	90,540	92,310	98.08%	Cuneo	2004	ap2005
68	53,000	54,188	97.81%	Fabriano-Matelica	2004	ap2005
69	116,000	121,000	95.87%	Faenza-Modigliana	2004	ap2005
70	124,300	128,900	96.43%	Fano-Fossombrone-Cagli-Pergola	2004	ap2005
71	269,953	275,589	97.95%	Fermo (Archdiocese)	2004	ap2005
72	269,817	273,800	98.55%	Ferrara-Comacchio (Archdiocese)	2004	ap2005
73	72,973	73,473	99.32%	Fidenza	2004	ap2005
74	131,200	132,000	99.39%	Fiesole	2004	ap2005
75	815,210	889,314	91.67%	Firenze {Florence} (Archdiocese)	2004	ap2005
76	217,000	219,200	99.00%	Foggia-Bovino (Archdiocese)	2004	ap2005
77	65,150	65,500	99.47%	Foligno	2004	ap2005
78	171,142	175,769	97.37%	Forli-Bertinoro	2004	ap2005
79	39,350	40,100	98.13%	Fossano	2004	ap2005
80	116,000	121,000	95.87%	Frascati (Suburbicarian See)	2004	ap2005
81	187,150	187,874	99.61%	Frosinone-Veroli-Ferentino	2004	ap2005
82	159,175	159,315	99.91%	Gaeta (Archdiocese)	2004	ap2005
83	775,980	834,388	93.00%	Genova (Archdiocese)	2004	ap2005
84	180,000	182,600	98.58%	Gorizia (Archdiocese)	2004	ap2005
85	105,850	110,980	95.38%	Grosseto	2004	ap2005
86	47,200	48,000	98.33%	Gubbio	2004	ap2005
87	147,000	147,200	99.86%	Iglesias	2004	ap2005
88	135,000	140,000	96.43%	Imola	2004	ap2005
89	53,000	55,700	95.15%	Ischia	2004	ap2005
90	58,000	60,100	96.51%	Isernia-Venafro	2003	ap2004
91				Italy, Military (Military Ordinariate)	2004	ap2005
92	201,214	204,314	98.48%	Ivrea	2004	ap2005
93	74,240	76,000	97.68%	Jesi	2004	ap2005
94	139,400	140,000	99.57%	Lamezia Terme	2004	ap2005
95	90,205	90,855	99.28%	Lanciano-Ortona (Archdiocese)	2004	ap2005
96	68,943	69,129	99.73%	Lanusei	2004	ap2005
97	106,000	108,300	97.88%	L'Aquila (Archdiocese)	2004	ap2005
98	213,451	215,935	98.85%	La Spezia-Sarzana-Brugnato	2004	ap2005
99	299,380	305,490	98.00%	Latina-Terracina-Sezze-Priverno	2004	ap2005
100	258,225	260,988	98.94%	Lecce (Archdiocese)	2004	ap2005
101	189,602	195,972	96.75%	Livorno	2004	ap2005
102	132,511	134,043	98.86%	Locri-Gerace (-Santa Maria di Polsi)	2004	ap2005
103	253,166	256,855	98.56%	Lodi	2004	ap2005
104	11,150	11,694	95.35%	Loreto (Territorial Prelature)	2004	ap2005
105	293,145	312,369	93.85%	Lucca (Archdiocese)	2004	ap2005
106	74,000	76,543	96.68%	Lucera-Troia	2004	ap2005
107	32,800	33,182	98.85%	Lungro degli Italo-Albanesi (Eparchy)	2004	ap2005
108	134,412	138,940	96.74%	Macerata-Tolentino-Recanati-Cingoli-Treia	2004	ap2005
109	152,800	154,906	98.64%	Manfredonia-Vieste-San Giovanni Rotondo (Archdiocese)	2004	ap2005
110	345,280	363,414	95.01%	Mantova	2004	ap2005
111	197,000	199,000	98.99%	Massa Carrara-Pontremoli	2004	ap2005
112	126,000	127,677	98.69%	Massa Marittima-Piombino	2004	ap2005
113	140,000	140,899	99.36%	Matera-Irsina (Archdiocese)	2004	ap2005
114	220,659	233,706	94.42%	Mazara del Vallo	2004	ap2005
115	89,000	90,000	98.89%	Melfi-Rapolla-Venosa	2004	ap2005
116	486,329	487,429	99.77%	Messina-Lipari-Santa Lucia del Mela (Archdiocese)	2004	ap2005
117	4,860,053	5,107,053	95.16%	Milano {Milan} (Archdiocese)	2004	ap2005
118	160,000	166,000	96.39%	Mileto-Nicotera-Tropea	2004	ap2005
119	455,000	462,000	98.48%	Modena-Nonantola (Archdiocese)	2004	ap2005
120	134,734	135,905	99.14%	Molfetta-Ruvo-Giovinazzo-Terlizzi	2004	ap2005
121	116,000	119,000	97.48%	Mondovi	2004	ap2005
122	185,000	193,413	95.65%	Monreale (Archdiocese)	2004	ap2005
123	79,000	79,000	100.00%	Montecassino (Territorial Abbey)	2004	ap2005
124	500	500	100.00%	Monte Oliveto Maggiore (Territorial Abbey)	2004	ap2005
125	70,100	73,100	95.90%	Montepulciano-Chiusi-Pienza	2004	ap2005
126	15,800	16,000	98.75%	Montevergine (Territorial Abbey)	2004	ap2005
127	1,600,000	1,608,000	99.50%	Napoli {Naples} (Archdiocese)	2004	ap2005
128	204,093	206,071	99.04%	Nardò-Gallipoli	2004	ap2005
129	81,250	81,500	99.69%	Nicosia	2004	ap2005
130	227,000	236,574	95.95%	Nocera Inferiore-Sarno	2004	ap2005
131	502,000	523,900	95.82%	Nola	2004	ap2005
132	211,000	212,546	99.27%	Noto	2004	ap2005
133	525,265	545,065	96.37%	Novara	2004	ap2005
134	122,526	123,906	98.89%	Nuoro	2004	ap2005
135	173,990	177,400	98.08%	Oppido Mamertina-Palmi	2004	ap2005
136	178,700	181,694	98.35%	Oria	2004	ap2005
137	148,762	149,574	99.46%	Oristano (Archdiocese)	2004	ap2005
138	89,500	90,800	98.57%	Orvieto-Todi	2004	ap2005
139	197,042	198,042	99.50%	Otranto (Archdiocese)	2004	ap2005
140	57,000	58,000	98.28%	Ozieri	2004	ap2005
141	1,027,662	1,039,117	98.90%	Padova	2004	ap2005
142	930,000	960,000	96.88%	Palermo (Archdiocese)	2004	ap2005
143	87,600	88,000	99.55%	Palestrina (Suburbicarian See)	2004	ap2005
144	308,247	320,662	96.13%	Parma (-Fontevivo)	2004	ap2005
145	160,000	164,000	97.56%	Patti	2004	ap2005
146	158,711	161,562	98.24%	Pavia	2004	ap2005
147	229,500	232,500	98.71%	Perugia-Città della Pieve (Archdiocese)	2004	ap2005
148	117,017	120,697	96.95%	Pesaro (Archdiocese)	2004	ap2005
149	292,000	298,000	97.99%	Pescara-Penne (Archdiocese)	2004	ap2005
150	105,093	109,567	95.92%	Pescia	2004	ap2005
151	265,000	275,000	96.36%	Piacenza-Bobbio	2004	ap2005
152	28,500	30,000	95.00%	Piana degli Albanesi (Eparchy)	2004	ap2005
153	218,000	224,000	97.32%	Piazza Armerina	2004	ap2005
154	80,000	100,250	79.80%	Pinerolo	2004	ap2005
155	305,270	310,333	98.37%	Pisa (Archdiocese)	2004	ap2005
156	215,000	217,515	98.84%	Pistoia	2004	ap2005
157	71,000	71,536	99.25%	Pitigliano-Sovana-Orbetello	2004	ap2005
158	24,550	25,916	94.73%	Pompei o Beatissima Vergine Maria del SS.mo Rosario (Territorial Prelature)	2004	ap2005
159	300,000	307,000	97.72%	Porto-Santa Rufina (Suburbicarian See)	2004	ap2005
160	151,200	152,000	99.47%	Potenza-Muro Lucano-Marsico Nuovo (Archdiocese)	2004	ap2005
161	502,700	510,720	98.43%	Pozzuoli	2004	ap2005
162	186,320	193,120	96.48%	Prato	2004	ap2005
163	188,953	196,069	96.37%	Ragusa	2004	ap2005
164	211,000	230,320	91.61%	Ravenna-Cervia (Archdiocese)	2004	ap2005
165	277,219	279,418	99.21%	Reggio Calabria-Bova (Archdiocese)	2004	ap2005
166	485,527	508,677	95.45%	Reggio Emilia-Guastalla	2004	ap2005
167	93,000	99,000	93.94%	Rieti (-S. Salvatore Maggiore)	2004	ap2005
168	303,365	319,332	95.00%	Rimini	2004	ap2005
169	2,454,000	2,787,206	88.05%	Roma {Rome}	2004	ap2005
170	133,500	134,000	99.63%	Rossano-Cariati (Archdiocese)	2004	ap2005
171	162,385	165,385	98.19%	Sabina-Poggio Mirteto (Suburbicarian See)	2004	ap2005
172	534,000	550,000	97.09%	Salerno-Campagna-Acerno (Archdiocese)	2004	ap2005
173	89,160	93,193	95.67%	Saluzzo	2004	ap2005
174	121,000	126,900	95.35%	San Benedetto del Tronto-Ripatransone-Montalto	2004	ap2005
175	108,512	110,777	97.96%	San Marco Argentano-Scalea	2004	ap2005
176	60,734	62,590	97.03%	San Marino-Montefeltro	2004	ap2005
177	156,537	158,355	98.85%	San Miniato	2004	ap2005
178	128,500	130,500	98.47%	San Severo	2004	ap2005
179	98	98	100.00%	Santa Maria di Grottaferrata (Territorial Abbey)	2004	ap2005
180	84,500	85,000	99.41%	Sant'Angelo dei Lombardi-Conza-Nusco-Bisaccia (Archdiocese)	2004	ap2005
181	7,200	7,200	100.00%	Santissima Trinità di Cava de' Tirreni (Territorial Abbey)	2004	ap2005
182	219,356	220,859	99.32%	Sassari (Archdiocese)	2004	ap2005
183	131,069	133,462	98.21%	Savona-Noli	2004	ap2005
184	118,200	122,829	96.23%	Senigallia	2004	ap2005
185	85,500	87,720	97.47%	Sessa Aurunca	2004	ap2005
186	175,010	179,490	97.50%	Siena-Colle di Val d'Elsa-Montalcino (Archdiocese)	2004	ap2005
187	320,000	330,000	96.97%	Siracusa (Archdiocese)	2004	ap2005
188	151,100	152,893	98.83%	Sora-Aquino-Pontecorvo	2004	ap2005
189	237,996	240,146	99.10%	Sorrento-Castellammare di Stabia (Archdiocese)	2004	ap2005
190	100,562	101,472	99.10%	Spoleto-Norcia (Archdiocese)	2004	ap2005
191	38	38	100.00%	Subiaco (Territorial Abbey)	2004	ap2005
192	79,508	80,716	98.50%	Sulmona-Valva	2004	ap2005
193	64,000	65,500	97.71%	Susa	2004	ap2005
194	405,870	409,350	99.15%	Taranto (Archdiocese)	2004	ap2005
195	80,000	80,000	100.00%	Teano-Calvi	2004	ap2005
196	118,600	119,400	99.33%	Teggiano-Policastro	2004	ap2005
197	141,694	143,203	98.95%	Tempio-Ampurias	2004	ap2005
198	240,000	248,000	96.77%	Teramo-Atri	2004	ap2005
199	105,835	106,500	99.38%	Termoli-Larino	2004	ap2005
200	162,000	163,400	99.14%	Terni-Narni-Amelia	2004	ap2005
201	166,967	176,913	94.38%	Tivoli	2004	ap2005
202	2,065,443	2,143,843	96.34%	Torino {Turin} (Archdiocese)	2004	ap2005
203	272,960	279,070	97.81%	Tortona	2004	ap2005
204	274,060	286,560	95.64%	Trani-Barletta-Bisceglie (-Nazareth) (Archdiocese)	2004	ap2005
205	197,982	202,018	98.00%	Trapani	2004	ap2005
206	470,513	477,017	98.64%	Trento (Archdiocese)	2004	ap2005
207	772,150	807,877	95.58%	Treviso	2004	ap2005
208	44,000	45,000	97.78%	Tricarico	2004	ap2005
209	219,000	243,903	89.79%	Trieste	2004	ap2005
210	57,150	57,210	99.90%	Trivento	2004	ap2005
211	131,500	132,500	99.25%	Tursi-Lagonegro	2004	ap2005
212	478,000	488,500	97.85%	Udine (Archdiocese)	2004	ap2005
213	123,800	125,000	99.04%	Ugento-Santa Maria di Leuca	2004	ap2005
214	54,600	57,600	94.79%	Urbino-Urbania-Sant'Angelo in Vado (Archdiocese)	2004	ap2005
215	156,520	158,866	98.52%	Vallo della Lucania	2004	ap2005
216	119,690	122,690	97.55%	Velletri-Segni (Suburbicarian See)	2004	ap2005
217	365,332	370,895	98.50%	Venezia (Archdiocese)	2004	ap2005
218	150,000	155,450	96.49%	Ventimiglia-San Remo	2004	ap2005
219	179,000	181,000	98.90%	Vercelli (Archdiocese)	2004	ap2005
220	775,000	845,021	91.71%	Verona	2004	ap2005
221	753,556	769,817	97.89%	Vicenza	2004	ap2005
222	173,055	175,950	98.35%	Vigevano	2004	ap2005
223	181,689	184,278	98.60%	Viterbo	2004	ap2005
224	313,200	327,800	95.55%	Vittorio Veneto	2004	ap2005
225	81,050	82,500	98.24%	Volterra	2004	ap2005