BEAVER COUNTY
| ORIGIN DATE | PARISH NAME | LOCATION |
| 1830 | Ss. Peter & Paul | Beaver |
| 1854 | St. Rose Of Lima | Darlington |
| 1856 | St. Cecilia | Rochester |
| 1862 | St. Joseph | New Brighton |
| 1866 | St. John The Baptist | Baden |
| 1871 | St. Mary | Beaver Falls |
| 1871 | St. Teresa | Koppel |
| 1888 | St. John The Baptist | Monaca |
| 1894 | St. Joseph | West Aliquippa |
| 1904 | St. Veronica | Ambridge |
| 1906 | St. Felix | Freedom |
| 1906 | Divine Redeemer | Ambridge |
| 1910 | Holy Trinity | Beaver Falls |
| 1911 | St. Titus | Aliquippa |
| 1912 | Presentation Of The B.V.M. | Midland |
| 1914 | St. Stanislaus | Ambridge |
| 1916 | Ss. Cyril & Methodius | New Brighton |
| 1918 | St. Pudentiana | N. Rochester |
| 1922 | St. Ann | New Galilee |
| 1923 | St. Ladislaus | Beaver Falls |
| 1926 | Christ The King | Ambridge |
| 1929 | Holy Trinity | Ambridge |
| 1941 | Our Lady Of Peace | Conway |
| 1948 | St. Philomena | Beaver Falls |
| 1954 | Our Lady Of Fatima | Hopewell Twp |
| 1961 | St. Christine | Industry |
| 1961 | St. Frances Cabrini | Center Twp |
| 1969 | Christ The Divine Teacher | Chippewa Twp |
| 1994 | Good Samaritan | Ambridge |
| 1994 | Divine Mercy | Beaver Falls |
| 1994 | St. Blaise | Midland-Industry |
| 1994 | St. Titus | Aliquippa |
| 1994 | Holy Family | New Brighton |