Mercer County is named for Hugh Mercer, who was a soldier and physicians and who died at the Battle of Princeton during the American Revolutionary War.
Created: March 12, 1800
Mercer 1800 – present
County Courthouse – Mercer
Location: 100 North Diamond Street / North Erie Street
Built: 1909 – 1911
Style: Classical Revival
Architect: Charles F Owsley of Owsley and Boucherle of Youngstown, Ohio
Contractor: Luyster and Lowe of Dayton, Ohio
Description: The building faces north and is a three story red colored brick and light gray colored sandstone structure. The building sits on a small hill. The north front and south side have large porticos supported by four high columns supporting a pediment at the roof line. The east and west side have small porches. There is a wide horizontal cornice running below the flat roof line. On the center of the roof is a high octagonal dome with clock and small cupola at the top.
Note: The cost of construction of the courthouse was $490,000. The courthouse in Mahoning County, Ohio, is a similar type of building as Charles F Owsley was the architect for both buildings.
N - Crawford County
S – Lawrence County
W – Trumbull County, Ohio