Of 102 counties in the state, McHenry County ranks 36th by size (611 square miles). McHenry County is in Northern Illinois. McHenry County, Illinois, includes about 1,000 acres of horse properties for sale based on recent Land Network data. The combined market value of farms, rural land, hunting land and other land for sale here was almost $2 million. Browse all McHenry 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 McHenry County is homesite.