Of 67 counties in the Keystone State, Somerset County ranks eighth by size (1,080 square miles). Somerset County is in Pittsburgh & Countryside Pennsylvania. Somerset County, Pennsylvania, includes 1,000 acres of riverfront land and property for sale based on recent Land Network data. The combined market value of farmsand rural real estate for sale here was nearly $500,000. Browse all waterfront property for sale in Somerset County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Somerset County is residential property.