Ohio's 471-square-mile Gallia County covers less than one percent of the state's total land area. Of the 88 counties in Ohio, Gallia County ranks 73rd in terms of the size of its population (30,142, according to 2015 Census estimates). Recent Lands of America data places the average value of ranches, land, farms and other recreational acreage for sale in Gallia County at $1,386 per acre. On average, the price of land for sale was $110,486 (the most expensive listing being for $259,900) and the median land-parcel size was 52 acres. Land for sale in Gallia County totaled 558 acres and $773,400 in overall land value, with the city of Vinton featuring the most land for sale in the county. Farmland was the most common type of land for sale in Gallia County.