(Click on the column title to sort by that column)
| # | Catholics | Population | Percent Catholic | Diocese | Year | Source |
|---|---|---|---|---|---|---|
| 1 | 1,800,300 | 2,400,000 | 75.01% | Managua (Archdiocese) | 2004 | ap2005 |
| 2 | 814,495 | 853,094 | 95.48% | Esteli | 2004 | ap2005 |
| 3 | 667,000 | 784,318 | 85.04% | León en Nicaragua | 2004 | ap2005 |
| 4 | 483,230 | 555,436 | 87.00% | Granada | 2004 | ap2005 |
| 5 | 480,000 | 500,000 | 96.00% | Matagalpa | 2004 | ap2005 |
| 6 | 475,505 | 662,357 | 71.79% | Bluefields (Vicariate Apostolic) | 2004 | ap2005 |
| 7 | 263,000 | 354,015 | 74.29% | Jinotega | 2004 | ap2005 |
| 8 | 230,248 | 277,405 | 83.00% | Juigalpa | 2004 | ap2005 |
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