1. Annual Utility Meeting scheduled for March 13

    Washington County’s Annual Utility Meeting will be held at 9:00 a.m. on Wednesday, March 13, 2024. Our presentation will focus on work within highway right-of-way, permit requirements, and the County’s 2024 construction projects. Read on...
  2. Spring Weight Restrictions for County Roads begin February 26

    Spring weight restrictions will go into effect on Washington County roads at 12:01 a.m. Monday, February 26, 2024. Restrictions will be in effect for eight weeks, unless extraordinary conditions require extending them. Read on...
  3. County Highway 15 (Manning Avenue) Phase 3 Improvement Project Online Engagement now live

    Washington County, in partnership with the City of Lake Elmo, West Lakeland Township & Baytown Township, is hosting an open house to plan for future improvements to County Highway 15 (Manning Ave) between County Highway 10 (10th St North) & 30th St. Read on...
View All News

PlowThe Washington County Transportation Department maintains 226 miles of County State Aid Highways (CSAH) and 59 miles of County Roads.

It consists of the following five sections shown in the tabbed menu below.

  1. Engineering
  2. Fleet Maintenance
  3. Regional Railroad Authority
  4. Road Maintenance
  5. Traffic
  • Plan, design, and inspect highway construction and improvement projects
  • Perform annual bridge safety inspections
  • Maintain the County's pavement management system
View All FAQs