(Click on the column title to sort by that column)
| # | Catholics | Population | Percent Catholic | Province | Dioceses | Suffragans | Diocesan Priests | Religious Priests | Total Priests | Permanent Deacons | Male Religious | Female Religious | Parishes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 8,097,000 | 24,007,000 | 33.73% | Los Angeles, California | 6 | Fresno, Monterey in California, Orange in California, San Bernardino, San Diego | 1,392 | 949 | 2,341 | 522 | 1,243 | 2,839 | 670 |
| 2 | 7,678,000 | 19,017,000 | 40.37% | New York, New York | 8 | Albany, Brooklyn, Buffalo, Ogdensburg, Rochester, Rockville Centre, Syracuse | 3,239 | 1,517 | 4,756 | 1,213 | 2,570 | 8,917 | 1,646 |
| 3 | 4,950,000 | 12,791,000 | 38.70% | Chicago, Illinois | 6 | Belleville, Joliet in Illinois, Peoria, Rockford, Springfield in Illinois | 1,680 | 1,212 | 2,892 | 1,076 | 1,890 | 4,750 | 1,046 |
| 4 | 3,731,000 | 9,494,000 | 39.30% | Boston, Massachusetts | 7 | Burlington, Fall River, Manchester, Portland, Springfield, Worcester | 1,910 | 1,155 | 3,065 | 582 | 1,575 | 5,308 | 1,052 |
| 5 | 3,691,000 | 12,285,000 | 30.04% | Philadelphia, Pennsylvania | 8 | Allentown, Altoona-Johnstown, Erie, Greensburg, Harrisburg, Pittsburgh, Scranton | 2,355 | 796 | 3,151 | 514 | 1,057 | 7,240 | 1,263 |
| 6 | 3,533,000 | 8,605,000 | 41.06% | Newark, New Jersey | 5 | Camden, Metuchen, Paterson, Trenton | 1,646 | 537 | 2,183 | 957 | 805 | 3,274 | 700 |
| 7 | 3,482,000 | 17,055,000 | 20.42% | San Francisco, California | 10 | Honolulu, Las Vegas, Oakland, Reno, Sacramento, Salt Lake City, San Jose in California, Santa Rosa in California, Stockton | 1,163 | 732 | 1,895 | 532 | 1,130 | 2,219 | 559 |
| 8 | 3,060,000 | 10,769,000 | 28.41% | San Antonio, Texas | 8 | Amarillo, Dallas, El Paso, Fort Worth, Laredo, Lubbock, San Angelo | 569 | 424 | 993 | 709 | 567 | 1,556 | 530 |
| 9 | 2,964,000 | 11,034,000 | 26.86% | Galveston-Houston, Texas | 7 | Austin, Beaumont, Brownsville, Corpus Christi, Tyler, Victoria in Texas | 720 | 395 | 1,115 | 801 | 522 | 1,091 | 520 |
| 10 | 2,301,000 | 16,690,000 | 13.79% | Miami, Florida | 7 | Orlando, Palm Beach, Pensacola-Tallahassee, Saint Augustine, Saint Petersburg, Venice | 1,050 | 421 | 1,471 | 595 | 590 | 1,167 | 459 |
| 11 | 2,221,000 | 9,980,000 | 22.25% | Detroit, Michigan | 7 | Gaylord, Grand Rapids, Kalamazoo, Lansing, Marquette, Saginaw | 1,052 | 434 | 1,486 | 336 | 575 | 2,993 | 799 |
| 12 | 2,139,000 | 11,421,000 | 18.73% | Cincinnati, Ohio | 6 | Cleveland, Columbus, Steubenville, Toledo, Youngstown | 1,390 | 541 | 1,931 | 669 | 796 | 3,687 | 923 |
| 13 | 2,015,000 | 4,512,000 | 44.66% | Hartford, Connecticut | 4 | Bridgeport, Norwich, Providence | 1,023 | 358 | 1,381 | 569 | 641 | 2,081 | 533 |
| 14 | 1,606,000 | 5,419,000 | 29.64% | Milwaukee, Wisconsin | 5 | Green Bay, La Crosse, Madison, Superior | 998 | 443 | 1,441 | 378 | 646 | 4,143 | 814 |
| 15 | 1,540,000 | 6,360,000 | 24.21% | Saint Paul and Minneapolis, Minnesota | 10 | Bismarck, Crookston, Duluth, Fargo, New Ulm, Rapid City, Saint Cloud, Sioux Falls, Winona | 1,104 | 395 | 1,499 | 476 | 579 | 3,146 | 1,224 |
| 16 | 1,428,000 | 13,118,000 | 10.89% | Baltimore, Maryland | 5 | Arlington, Richmond, Wheeling-Charleston, Wilmington | 815 | 497 | 1,312 | 423 | 659 | 1,953 | 515 |
| 17 | 1,400,000 | 7,198,000 | 19.45% | Santa Fe, New Mexico | 5 | Gallup, Las Cruces, Phoenix, Tucson | 528 | 329 | 857 | 549 | 465 | 863 | 351 |
| 18 | 1,326,000 | 4,444,000 | 29.84% | New Orleans, Louisiana | 7 | Alexandria, Baton Rouge, Houma-Thibodaux, Lafayette, Lake Charles, Shreveport | 663 | 323 | 986 | 381 | 524 | 1,176 | 488 |
| 19 | 1,014,000 | 6,033,000 | 16.81% | Seattle, Washington | 3 | Spokane, Yakima | 326 | 206 | 532 | 141 | 249 | 768 | 293 |
| 20 | 912,000 | 18,156,000 | 5.02% | Atlanta, Georgia | 5 | Charleston, Charlotte, Raleigh, Savannah | 555 | 256 | 811 | 399 | 309 | 522 | 366 |
| 21 | 848,000 | 5,589,000 | 15.17% | Saint Louis, Missouri | 4 | Jefferson City, Kansas City-Saint Joseph, Springfield-Cape Girardeau | 705 | 538 | 1,243 | 362 | 809 | 2,498 | 461 |
| 22 | 763,000 | 6,084,000 | 12.54% | Indianapolis, Indiana | 5 | Evansville, Fort Wayne-South Bend, Gary, Lafayette in Indiana | 545 | 340 | 885 | 96 | 569 | 1,757 | 431 |
| 23 | 660,000 | 4,861,000 | 13.58% | Denver, Colorado | 4 | Cheyenne, Colorado Springs, Pueblo | 351 | 193 | 544 | 216 | 230 | 707 | 242 |
| 24 | 645,000 | 5,697,000 | 11.32% | Portland in Oregon | 5 | Baker, Boise City, Great Falls-Billings, Helena | 408 | 219 | 627 | 142 | 333 | 728 | 335 |
| 25 | 611,000 | 2,679,000 | 22.81% | Washington, District of Columbia | 2 | Saint Thomas | 466 | 611 | 1,077 | 221 | 888 | 752 | 148 |
| 26 | 568,000 | 9,747,000 | 5.83% | Louisville, Kentucky | 7 | Covington, Knoxville, Lexington, Memphis, Nashville, Owensboro | 541 | 163 | 704 | 299 | 315 | 1,956 | 440 |
| 27 | 506,000 | 2,871,000 | 17.62% | Dubuque, Iowa | 4 | Davenport, Des Moines, Sioux City | 559 | 53 | 612 | 219 | 194 | 1,205 | 494 |
| 28 | 413,000 | 2,692,000 | 15.34% | Kansas City in Kansas | 4 | Dodge City, Salina, Wichita | 316 | 82 | 398 | 8 | 97 | 1,255 | 347 |
| 29 | 368,000 | 1,687,000 | 21.81% | Omaha, Nebraska | 3 | Grand Island, Lincoln | 435 | 105 | 540 | 165 | 183 | 568 | 310 |
| 30 | 265,000 | 6,508,000 | 4.07% | Oklahoma City, Oklahoma | 3 | Little Rock, Tulsa | 278 | 101 | 379 | 223 | 158 | 483 | 239 |
| 31 | 261,000 | 7,162,000 | 3.64% | Mobile, Alabama | 4 | Biloxi, Birmingham, Jackson | 282 | 104 | 386 | 137 | 177 | 557 | 254 |
| 32 | 106,000 | - | Philadelphia (Ukrainian), Pennsylvania | 4 | Saint Josaphat in Parma (Ukrainian), Saint Nicolas of Chicago (Ukrainian), Stamford (Ukrainian) | 207 | 34 | 241 | 34 | 57 | 165 | 207 | |
| 33 | 98,000 | - | Pittsburgh (Ruthenian), Pennsylvania | 4 | Parma (Ruthenian), Passaic (Ruthenian), Van Nuys (Ruthenian) | 192 | 27 | 219 | 34 | 39 | 131 | 230 | |
| 34 | 54,000 | 617,000 | 8.75% | Anchorage, Alaska | 3 | Fairbanks, Juneau | 38 | 27 | 65 | 45 | 33 | 67 | 77 |
|