Venango County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 50,454. Its county seat is Franklin. The county was created in 1800 and later organized in 180
Venango County Courthouse
Wells along Benninghoff Run in 1866
Drake Well Museum in Cherrytree Township
French Creek (left) meets the Allegheny River at Riverfront Park in Franklin.
Mercer County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 110,652. Its county seat is Mercer, and its largest city is Hermitage. The county is part of th