Lake Spring is an unincorporated community in northwest Dent County, Missouri, United States. It is located about twelve miles southeast of Rolla on Route 72.
A post office called Lake Spring has been in operation since 1856. The community was named after a nearby pool of water fed by a spring.
Coordinates: 37°46′57″N 91°40′44″W / 37.78250°N 91.67889°W