Crab Orchard is a home rule-class city in Lincoln County, Kentucky, United States. The population was 841 at the 2010 census. It is part of the Danville Micropolitan Statistical Area. Crab Orchard was near the end of the Logan Trace of the Wilderness Road and was an early pioneer station. There are several mineral springs in the area, and from 1827 until 1922, taverns and hotels were located at Crab Orchard Springs. The post office was established in 1815, with Archibald Shanks its first postmaster.