Madison County is in Central Iowa. Of the 99 counties in the Cyclone State, Madison County ranks 61st in terms of size (562 square miles). The most common type of land for sale by combined acreage in Madison County is undeveloped land. Browse all Madison 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.