Little Missouri Ranch This 11,980 acre Southeast Monana legacy ranch is offered for the first time in 128 years. It features two extensive irrigation systems, a diked runoff project and pump direct from the river. A new deep well with miles of pipeline and 24 stock water tanks provide water to every pasture. Improvements include two homes, a machine shed, a metal barn, corrals, and a private bridge. The property has great winter protection with trees along five miles of river and recreational opportunities like hunting and fishing. The Black Hills of South Dakota and Wyoming are only an hour away.