Of 56 counties in the state, Park County is 19th in terms of its size (2,813 square miles). Park County is in Yellowstone Country Montana. Montana's Park County includes roughly 1,000 acres of equestrian property for sale based on recent Land Network data. The combined market value of land for sale here was roughly $2 million. Browse all Park 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 Park County is residential property.