| Thanjavur Diocese |
| S.No. |
Vicariate Name |
Families |
Male |
Female |
Total Population |
Substation |
| 1 |
Thanjavur Vicariate (21) |
13590 |
29864 |
28663 |
58527 |
226 |
| 2 |
Pudukottai Vicariate (17) |
8920 |
18210 |
19501 |
37711 |
355 |
| 3 |
Nagapattinam Vicariate (15) |
5054 |
9854 |
9900 |
19754 |
159 |
| 4 |
Pattukottai Vicariate (16) |
9660 |
19754 |
20805 |
40559 |
189 |
| 5 |
Mayiladuthurai Vicariate (11) |
6366 |
12385 |
12496 |
24881 |
208 |
| 6 |
Avudaiyarkoil Vicariate (8) |
5018 |
9476 |
9340 |
18816 |
180 |
| 7 |
Palayamkottai Vicariate (8) |
4754 |
10211 |
9979 |
20190 |
69 |
| |
Total (96-Parish) |
53362 |
109754 |
110684 |
220438 |
1386 |
