Of 58 counties in the state, Sierra County ranks 45th by size (962 square miles). Sierra County is in Gold Country California. California's Sierra County has almost 1,000 acres of horse properties for sale based on recent Land Network data. The combined market value of land for sale here was almost $7 million. Browse all Sierra 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 Sierra County is residential property.