Grayson County is in Texoma Texas. Of the 254 counties in the state, Grayson County ranks 88th in terms of size (626,686 acres). The total value of approximately 1,000 acres of timberland recently listed for sale in Grayson County, Texas, was around $3 million. The average price of planted forestland for sale in Grayson County was $675,793. Browse all Texas forest and timberland for sale on the Land Network to find the right timberland acreage for your commercial or individual investment needs.