NULL Of 254 counties in the state, Jeff Davis County is 11th in terms of its size (2,264 square miles). Jeff Davis County is in Trans Pecos Texas. Jeff Davis County, Texas, includes about 1,000 acres of equestrian property for sale based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here was almost $900,000. Browse all Jeff Davis 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 Jeff Davis County is residential property.