Cathedral of the Immaculate Conception

History & Significance

Cathedral · Est. Dedicated September 8, 1869

The Cathedral of the Immaculate Conception in Portland, Maine, was designed in the Gothic Revival style by architect Patrick Keely and dedicated on September 8, 1869, after the original structure was destroyed by Portland's Great Fire of July 4, 1866. The red-brick cathedral serves as the seat of the Roman Catholic Diocese of Portland, which encompasses the entire state of Maine. It was added to the National Register of Historic Places in 1985.

Gothic Revival (red brick), by architect Patrick Keely

• •Seat (cathedral) of the Roman Catholic Diocese of Portland, which covers the state of Maine
• •Dedicated September 8, 1869, in the Gothic Revival style
• •Designed by noted ecclesiastical architect Patrick Keely
• •An earlier structure was destroyed by Portland's Great Fire on July 4, 1866; rebuilding led to the 1869 cathedral
• •Listed on the National Register of Historic Places (June 20, 1985)