Missouri Route 30

This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Missouri Route 30" – news · newspapers · books · scholar · JSTOR (March 2015) (Learn how and when to remove this message)

Route 30
Route 30 highlighted in red
Route information
Maintained by MoDOT
Length	52.718 mi[1] (84.841 km)
Existed	1922–present
Major junctions
West end	I-44 in St. Clair
Major intersections	Route 47 in St. Clair Route 141 in Fenton I-270 in Sunset Hills US 50 / US 61 / US 67 in Sunset Hills
East end	I-44 / I-55 in St. Louis
Location
Country	United States
State	Missouri
Counties	Franklin Jefferson St. Louis
Independent city	City of St. Louis
Highway system
Missouri State Highway System Interstate US State Supplemental
← I-29 → Route 31

Route 30 is a highway in eastern Missouri, United States. Its eastern terminus is at the Interstate 55/Interstate 44 junction in St. Louis. Its western terminus is at Interstate 44 in St. Clair. In St. Louis, the section between Interstate 44 and Route 366 is part of historic U.S. Route 66 and is marked as such. In the St. Louis area, it is known as Gravois Avenue or Gravois Road. Further south, Gravois Rd. is used to mark the old section of the highway where the newer, divided highway rerouted Highway 30.