St. John’s Church, originally a cathedral, was among the first public buildings erected by the East India Company after Kolkata became the effective capital of British India.

Located at the North – Western corner of Raj Bhavan construction of the St. John’s Church started in 1784, with Rs 30,000 raised through a public lottery, and was completed in 1787.

St. John’s Church is the third oldest church in Calcutta (Kolkata) only next to the Armenian and the Old Mission Church.

St. John’s Church served as the Anglican Cathedral of Calcutta (Kolkata) till 1847 when it was transferred to St. Paul’s Cathedral. St. John's Church was modeled according to the St Martin-in-the-Fields of London.