(Click on the column title to sort by that column)
| # | Catholics | Population | Percent Catholic | Diocese | Year | Source |
|---|---|---|---|---|---|---|
| 1 | 198,827 | 6,900,000 | 2.88% | Soddo-Hosanna (Vicariate Apostolic) | 2004 | ap2005 |
| 2 | 157,417 | 5,600,000 | 2.81% | Awasa (Vicariate Apostolic) | 2004 | ap2005 |
| 3 | 5,000 | 440,000 | 1.14% | Gambella (Prefecture Apostolic) | 2004 | ap2005 |
| 4 | 42,000 | 6,000,000 | .70% | Nekemte (Vicariate Apostolic) | 2004 | ap2005 |
| 5 | 19,326 | 3,695,962 | .52% | Adigrat | 2004 | ap2005 |
| 6 | 24,000 | 6,000,000 | .40% | Emdeber (Eparchy) | 2004 | ap2005 |
| 7 | 23,210 | 5,700,000 | .41% | Harar (Vicariate Apostolic) | 2004 | ap2005 |
| 8 | 22,467 | 5,855,029 | .38% | Meki (Vicariate Apostolic) | 2004 | ap2005 |
| 9 | 11,235 | 3,200,400 | .35% | Jimma-Bonga (Prefecture Apostolic) | 2004 | ap2005 |
| 10 | 32,210 | 16,472,490 | .20% | Addis Abeba (Archdiocese) | 2004 | ap2005 |
|