There was a total of nearly $15 million of farms, ranches, hunting land and other land for sale in Williams County, North Dakota, recently on Land.com. The total size of all Williams County land for sale was around 1,000 acres. Williams County ranks third in the Peace Garden State for the total number of acres of land currently advertised for sale. Among cities in Williams County with farms, ranches, and rural real estate for sale, Williston featured the most land for sale. Williams County is one of the ten largest counties in North Dakota (2,148 square miles). It's located in the West North Dakota region of North Dakota.