| Area | 2000 Sq. Kms | 
| Catholics | 480,892 | 
| Catholic Families | 102,473 | 
| Population | 2,510,965 | 
| Language | Malayalam | 
| Foranes | 16 | 
| Stations | 33 | 
| Parish shrines | 6 | 
| Parishes (including Quasi) | 222 | 
| Archeparchial shrines | 2 | 
| Basilica | 1 | 
| Name | Parish | Station | Family Unit | Family | Catholics | 
|---|---|---|---|---|---|
| Chelakkara | 11 | 1 | 72 | 1523 | 6658 | 
| Erumapetty | 12 | 1 | 101 | 2770 | 12383 | 
| Kandassankadavu | 17 | 5 | 215 | 7599 | 37519 | 
| Kottekad | 10 | 2 | 150 | 5502 | 24469 | 
| Mattom | 11 | 3 | 124 | 3705 | 20621 | 
| Ollur | 18 | 3 | 331 | 14054 | 64747 | 
| Palayur | 14 | 3 | 226 | 6472 | 32122 | 
| Parappur | 10 | 3 | 138 | 4597 | 20298 | 
| Pattikad | 12 | 1 | 128 | 3296 | 14543 | 
| Pazhuvil | 14 | 2 | 149 | 4631 | 22925 | 
| Pudukad | 19 | 3 | 332 | 11752 | 52433 | 
| Puthur | 10 | 0 | 123 | 3832 | 17579 | 
| Thrissur-cathedral | 19 | 0 | 331 | 11998 | 53232 | 
| Trichur-basilica | 16 | 1 | 264 | 10281 | 52800 | 
| Velur | 16 | 2 | 142 | 4400 | 19842 | 
| Wadakkanchery | 13 | 3 | 190 | 6061 | 28721 | 
| Total | 222 | 33 | 3016 | 102473 | 480892 |