[2] The Treasury was located in the Ohio Statehouse from 1861 to 1974, when it was moved to the Rhodes State Office Tower.

The original office in the statehouse, which has been restored to its 19th-century appearance, is used for ceremonial events.

[2] Before Ohio became a state, John Armstrong was Treasurer-General of the Northwest Territory from 1796 to 1803.

Under the first constitution of Ohio, 1803 to 1851, the state legislature appointed a treasurer.

Ohio voters elect the treasurer for a four-year term in midterm election years, along with the governor and lieutenant governor, secretary of state, attorney general, and state auditor.