Portsmouth, Ohio is located in Scioto County. Scioto County is situated in the southern part of the state of Ohio. It is bordered by the Ohio River to the south, Lawrence County to the east, Pike County to the west, and Adams County to the north. Portsmouth is the county seat of Scioto County and is the largest city within the county. The county is known for its rich history, natural beauty, and diverse economy. It is home to several parks, forests, and recreational areas, making it a popular destination for outdoor enthusiasts. Additionally, Scioto County has a strong industrial sector, with manufacturing and healthcare being major contributors to its economy.

Portsmouth, Ohio is a part of Scioto County, which is located in the southern region of the state. Scioto County is named after the Scioto River, which flows through the county. The county has a population of approximately 75,000 people and covers an area of about 616 square miles. Portsmouth, the county seat, is a historic city that was founded in 1803 and has a population of around 20,000 residents. The city is known for its vibrant arts scene, historic architecture, and scenic riverfront. Portsmouth is also home to Shawnee State University, a public university that offers a variety of undergraduate and graduate programs. Overall, Scioto County and Portsmouth offer a mix of natural beauty, cultural attractions, and economic opportunities for residents and visitors alike.