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| # | Catholics | Population | Percent Catholic | Province | Dioceses | Suffragans | Diocesan Priests | Religious Priests | Total Priests | Permanent Deacons | Male Religious | Female Religious | Parishes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 3,308,000 | 7,219,000 | 45.82% | Bukavu | 6 | Butembo-Beni, Goma, Kasongo, Kindu, Uvira | 356 | 238 | 594 | 607 | 1,294 | 138 | |
| 2 | 6,664,000 | 11,783,000 | 56.56% | Kananga | 8 | Kabinda, Kole, Luebo, Luiza, Mbujimayi, Mweka, Tshumbe | 468 | 89 | 557 | 365 | 1,149 | 253 | |
| 3 | 9,768,000 | 17,512,000 | 55.78% | Kinshasa | 9 | Boma, Idiofa, Inongo, Kenge, Kikwit, Kisantu, Matadi, Popokabaka | 1,099 | 594 | 1,693 | 1,479 | 3,052 | 360 | |
| 4 | 3,508,000 | 7,227,000 | 48.54% | Kisangani | 9 | Bondo, Bunia, Buta, Doruma-Dungu, Isangi, Isiro-Niangara, Mahagi-Nioka, Wamba | 306 | 173 | 479 | 279 | 726 | 156 | |
| 5 | 2,876,000 | 6,941,000 | 41.43% | Lubumbashi | 8 | Kalemie-Kirungu, Kamina, Kilwa-Kasenga, Kolwezi, Kongolo, Manono, Sakania-Kipushi | 297 | 188 | 485 | 556 | 727 | 209 | |
| 6 | 3,862,000 | 8,382,000 | 46.07% | Mbandaka-Bikoro | 7 | Basankusu, Bokungu-Ikela, Budjala, Lisala, Lolo, Molegbe | 235 | 54 | 289 | 112 | 363 | 140 |
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