Shaw, MissouriShaw is an unincorporated community in the Two-Mile [Prairie, Missouri|Two-Mile Prairie] of Boone [County, Missouri|Boone County], Missouri, United States, northeast of Columbia. It is located at .HistoryA post office called Shaw was established in 1894, and remained in operation until 1907. The community has the name of S. M. Shaw, a local landowner.