Duval County is in Rio Grande Plains Texas. Of the 254 counties in the Lone Star State, Duval County is 14th in terms of its size (1 million acres). There is almost 2,000 acres of undeveloped land for sale in Duval County, Texas, based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here is almost $8 million. The average price of undeveloped acreage for sale in Duval County was $358,202. Some suggested uses for undeveloped land currently for sale in Duval County include for hunting/fishing, commercial, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Duval County include whitetail deer, dove, pig, turkey and deer. Current commercial applications for commercial property for sale in Duval County include for hunting/fishing, commercial and homestead use. Browse all Texas undeveloped acreage for sale on the Land Network to find your next commercial property or land investment.