Helsinki City Hall is a central administrative building of Helsinki, Finland. City Hall is located in the Kruununhaka district, overlooking Market Square, at address Pohjoisesplanadi 11–13. City Hall is the seat of the City Council of Helsinki. Completed in 1833, the building originally served as Hotel Seurahuone and was an important cultural facility hosting many premieres. The City Hall hosts the offices of the Mayor of Helsinki and the Deputy Mayors as well as the meeting facilities for the City Council and City Board. The City Council meets on alternate Wednesdays in the Council Chamber.