The Roman Catholic Diocese of Albany (Latin: Diœcesis Albanensis) covers 13 counties in Eastern New York (Albany, Columbia, Delaware, Fulton, Greene, Montgomery, Otsego, Rensselaer, Saratoga, Schenectady, Schoharie, Warren, and Washington Counties), including a portion of a 14th county (southern Herkimer County, New York). Its Mother Church is the Cathedral of the Immaculate Conception in the city of Albany.