This is a list of current and former Roman Catholic churches in the Roman Catholic Diocese of Sacramento. The diocese consists of 12 deaneries covering 20 counties in northwest California and includes the cities of Sacramento, Vallejo, Redding, Fairfield, and Chico
The mother church of the Diocese is the Cathedral of the Blessed Sacrament in Sacramento. The Diocese also includes several parishes dating from the time of the California Gold Rush in the 1850s: St. Canice in Nevada City; Immaculate Conception in Downieville; St. Patrick in Weaverville; St. Dominic in Benicia; and St. Joseph in Marysville.