Dallas County is in Dallas Prairie Texas. Of the 254 counties in the Lone Star State, 581,516-acre Dallas County ranks 147th by size. Recent Land Network data includes about 1,000 acres of farms for sale in Texas's Dallas County, which is valued at a combined $17 million. The average price of farms for sale in Dallas County was $4 million. Farms for sale in Dallas County hold livestock including cattle, horses, goats, sheep and pig. Browse all Texas farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future commercial or individual needs.