Public Safety Hub


The Pennington County Highway Department is responsible for 836 miles of road and 127 bridges.  In addition to routine repair and maintenance, this responsibility includes snow removal operations and major reconstruction projects.  The Highway Superintendent administers this service with a workforce of 50 employees under the direction of the Pennington County Board of Commissioners.

Adopt-A-Highway Program

Bidding Information

Complaint/Concern Form

Contact Us


Interactive Maps

Major Projects

Permits & Ordinances

Public Impact & Snow Alerts Messaging NEW!

Seasonal Load Limits

Snow Removal


Storm Water Plan

Wheel Tax Info

Five Year Transportation Plan

The Pennington County Board of Commissioners adopted a Five Year Transportation Plan (2024-2028) for Pennington County on Tuesday, October 3, 2023. The Transportation Plan can be viewed a the Highway Department or online by clicking the link below.

2024-2028 Five Year Transportation Plan

 For additional information, please contact the Pennington County Highway Department at (605) 394-2166.