Forest County is named for the forest which is a natural feature located in the county.
Surrounding County Courthouses:
N – Warren County
E – Elk County
S – Jefferson County and Clarion County
W – Venango County
Created: April 11, 1848 
County Seat:
Marienville ( Marien ) 1848 – 1867
Tionesta 1867 – present
County Courthouse – Tionesta
Location: 526 Elm Street / May Street
Built: 1867 – 1868
Style: Georgian Revival
Architect: Keene Vaughn
Contractor: Thomas F Simmens
Description: The building faces west and is a two story red colored brick structure. The rectangular shaped building is located on landscaped grounds in the center of Tionesta. The entrance is located in the center of the west front with Palladian window on the second story. There is a gabled roof line at the center and the roof is hipped. The windows are arched and narrow on the first story. The building houses the County Court of Common Pleas and the County Magisterial District Court. On the north side is the Sheriff’s Residence.
History: The county was created in 1848 and the county was attached to Jefferson County for judicial purposes. Marien ( Marienville ) was selected as the county seat in 1857 when the first court met. The first courthouse, a hewed log and weatherboard structure, was built by Bennett Dobbs in 1858. In 1867, the county seat was moved to Tionesta. The second and present courthouse was constructed.
County Courthouse - Tionesta
Sheriff’s Residence – Tionesta
Photos taken 2011