Saco is an

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

in southern Madison County,

Missouri Missouri (''see #Etymology and pronunciation, pronunciation'') is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. Ranking List of U.S. states and territories by area, 21st in land area, it border ...

, United States. The community is situated on Twelvemile Creek and is located sixteen miles southwest of Fredericktown on

Missouri Route C A supplemental route is a state secondary road in the U.S. state of Missouri, designated with letters. Supplemental routes were various roads within the state which the Missouri Department of Transportation was given in 1952 to maintain in add ...

.''Missouri Atlas & Gazetteer,'' DeLorme, 1998, First edition, p. 57 A post office called Saco was established in 1892, and remained in operation until 1979. It is unclear why the name Saco was applied to this community.

References

Unincorporated communities in Madison County, Missouri Unincorporated communities in Missouri {{MadisonCountyMO-geo-stub