Welcome to Biddeford's City Theater! City Theater in Biddeford Maine is a fully restored 1890's Opera House offering theater, music, dance and more to the surrounding communities. Built in 1860, this community theater is listed on the National Register of Historic Places, City Theater in Biddeford Maine is a fully restored 1890s Opera House offering theater, music, dance and more to the surrounding communities. This year we are presenting The Odd Couple, HAIR and A Christmas Carol, the musical. We are a performing arts venue as well and welcome inquiries for musical performances.