NULL Of 254 counties in the Lone Star State, Stonewall County ranks 128th by size (920 square miles). Stonewall County is in Rolling Plains North Texas. Texas's Stonewall County has approximately 3,000 acres of equestrian property for sale based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here was around $6 million. Browse all Stonewall County horse farms for sale on the Land Network to find the equestrian property that's right for your future needs, whether you're a horse breeder, equestrian business or simply horse lover looking for stable facilities, grooming pens or grazing pasture for your own horses. The most common type of land for sale by combined acreage in Stonewall County is ranches.