It is one of the seven original parishes dating to the reception of the Diocese of Florida into the Episcopal General Convention in 1838.

According to the cornerstone for the present Cathedral, the first St. Johns Church was built in 1842 and burned in 1862 during the American Civil War.

In the early 1870s, Edward Tuckerman Potter designed a new St. Johns and initial construction began in 1873.

[3] Inside the building is cavernous; built in the Gothic Revival architectural style, stained-glass windows line the walls.

[5] Media related to St. John's Cathedral (Jacksonville, Florida) at Wikimedia Commons