The value of all farmsand rural real estate for sale in Walton County, Florida, recently was around $1 billion, representing a combined 4,570 acres of land for sale in Walton County. Walton County ranks 10th out of 67 counties in the state for the combined amount of land currently advertised for sale. Of all farms, hunting land and other rural land and acreage for sale in Walton County, Santa Rosa Beach had the most land for sale. Based on its natural assets, tourism and recreation are important factors in the Walton County economy. Walton County is Florida's 13th largest county (1,239 square miles). It's located in the Northwest Florida region of the state.