Eldridge is an unincorporated community in northern Laclede County, Missouri, United States. It is about eleven miles north of Lebanon.
Eldridge was platted in 1884, and named after S. N. Eldridge, a pioneer citizen. A post office called Eldridge has been in operation since 1886.
Coordinates: 37°49′47″N 92°44′57″W / 37.82972°N 92.74917°W