Petersburg City County is located in Virginia. The county covers 23 square miles (14,861 acres), representing zero percent of the state. Of the 133 counties in Virginia, Petersburg City County ranks 54th in terms of the size of its population (0, according to 2015 Census estimates). Recent Lands of America data places the average value of land and acreage for sale in Petersburg City County at $551,559 per acre. On average, the price of land for sale was $193,046 (the most expensive listing being for $699,000) and the median land-parcel size was less than an acre. Land for sale in Petersburg City County totaled four acres and $2.1 million in overall land value, with the city of Petersburg featuring the most land for sale in the county. Hunting land was the most common type of land for sale in Petersburg City County.