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Southwest Region

I-94/US-31 expansion project in Benton Harbor.
Department of Transportation

Southwest Region

About Southwest Region

The Southwest Region manages more than 3,000 lane-miles of state trunkline in seven counties. In addition to the region office, there are two transportation service centers, one business office, seven maintenance garages, one special crews garage, one sign shop, one central repair garage and two welcome centers.

Regions and TSCs work with local governments, elected officials stakeholders and residents to ensure positive transportation decisions that keep people and goods moving safely, efficiently and reliably through the region.

Counties: Berrien, Branch, Calhoun, Cass, Kalamazoo, St. Joseph and Van Buren

A map of MDOT's seven regions with Southwest Region highlighted in blue.

Region projects and studies

Learn about major projects and studies in Southwest Region.

Region travel resources

  • Check Mi Drive for current lane closures

  • Carpool lots

  • Welcome Centers and rest areas

  • Roadside parks and scenic views

Region news

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Southwest Region

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