Muranga Diocese
8 deaneries, 56 parishes.
Baricho Deanery
9 parishes
- Annunciation of the Lord, Gathambi Parish
- Christ The King,, Kiangai Catholic Parish
- Immaculate Heart of Mary , Kerugoya Catholic Parish
- Our Lady of Consolata, Kagumo Catholic Parish
- Our Lady of Sorrows, Baricho Parish
- Presentation of the Lord, Kiangombe Catholic Parish
- Sacred Heart of Jesus, Kangaita Catholic Parish
- St. Joseph, Kagio Catholic Parish
- St. Paul, Kibingoti Catholic Parish
Gaichanjiru Deanery
8 parishes
- Ascension of the Lord, Kariua Catholic Parish
- Divine Mercy, Mununga Catholic Parish
- Queen of All Saints, Gaichanjiru Catholic Parish
- St. John the Baptist, Ndonga Catholic Parish
- St. John the Baptist, Nguthuru Catholic Parish
- St. Paul the Apostle, Kangari Catholic Parish
- St. Peter the Apostle, Makomboki Catholic Parish
- St. Pius the X, Mariira Catholic Parish
Gatanga Deanery
8 parishes
- Christ The King, Gatura Catholic Parish
- Holy Trinity, Mukara Catholic Parish
- Our Lady of Fatima, Ruchu Catholic Parish
- Our Lady Queen Of Peace, Mahuti Catholic Parish
- Sacred Heart of Jesus, Gacharage Catholic Parish
- St. Joseph the worker, Gatanga Catholic Parish
- St. Paul the Apostle, Mukurwe Catholic Parish
- St. Peter the Apostle, Kaburugi Catholic Parish
Kianyaga Deanery
6 parishes
Maragua Deanery
9 parishes
- Baptism of the Lord, Greystone Catholic Parish
- Blessed Virgin of Mt. Carmel, Kitito Catholic Parish
- Holy Cross, Sabasaba Catholic Parish
- Holy Family, Maragua Catholic Parish
- Our Lady of Assumption, Ichagaki Catholic Parish
- Our Lady Of Assumption, Ithanga Catholic Parish
- St. Charles Lwanga, Kenol Catholic Parish
- St. John Bosco, Makuyu Catholic Parish
- St. Joseph the Husband of Mary, Muthithi Catholic Parish
Muranga Cathedral Deanery
5 parishes
Mwea Deanery
5 parishes
Tuthu Deanery
6 parishes