Roads & Traffic

Welcome! Before You Visit Our Offices…

For further questions, call our office at 636-949-7490. Thank you.

Strategic Highway Safety Action Plan Survey

As part of the Strategic Highway Safety Plan, St. Charles County is seeking feedback on the safety of roadways throughout the county. Residents can provide their feedback here.

Route N Study

The Missouri Department of Transportation’s (MoDOT) St. Louis District, in cooperation with the Federal Highway Administration (FHWA), is conducting a National Environmental Policy Act (NEPA) Study being processed as an Environmental Assessment (EA) for an approximately eight-mile stretch of Route N in St. Charles County. The goal is to assess the needs and issues of this portion of Route N, as well as the impacts and overall effectiveness of potential alternatives to address those needs. 

St. Charles County is funding the study. Visit the Route N Study website for more information.