Roads & Traffic

ATTENTION: Protecting the health of our community during the COVID-19 pandemic is a top priority for St. Charles County Government. Did you know you can visit us online to access many of our services from the comfort of your home? Click here for a full list and links. Stay healthy and safe, and thank you for your cooperation and understanding.

Direct Access from Muegge Road to Highway 94

Drivers in St. Charles County longing for direct access from Muegge Road to Highway 94 will get their wish thanks to a partnership between St. Charles County, the City of St. Charles, and the Missouri Department of Transportation (MoDOT). Learn more about the project expected to begin construction in 2021.

Heritage Crossing Slip Ramps

The East-West Gateway Council of Governments (EWGCG) approved a $2.8 million project to build new slip ramps near Heritage Crossing on Route 364 to alleviate headaches caused by traffic congestion and time lost sitting traffic. Learn more about the project expected to begin construction in 2021.

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, Missouri. 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 and to provide input.