Seminole County is a county in Florida. It covers 345 square miles (220,736 acres), which represents less than one percent of the state total. Of Florida's 67 counties, Seminole County ranks 13th in terms of the size of its population (449,144, according to 2015 Census estimates). Recent Lands of America data places the average value of land and acreage for sale in Seminole County at $27,557 per acre. The average listing price was $392,000 (the most expensive listing being for $399,000) and the median size of land and property for sale in Seminole County was 14 acres. Land for sale in Seminole County totaled 28 acres and $784,000 in overall land value, with the city of Winter Springs featuring the most land for sale in the county. Farmland was the most common type of land for sale in Seminole County.