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Public Works

Public Works Road

Public Works

Welcome to the Napa County Department of Public Works. The Department strives to enhance the quality of life for residents of Napa County by protecting the public’s investment in the County’s infrastructure, buildings and grounds, and road system. Public Works provides for the construction, maintenance and improvement of facilities and infrastructure within the unincorporated area of Napa County.  The Department is responsible for inspecting, protecting, repairing and maintaining approximately 450 miles of public roads, 79 bridges and 50 major drainage structures within the unincorporated area of the County.   

The Department of Public Works is dedicated to sustaining health, safety, quality of life and protection of natural resources by providing and maintaining public facilities and services in partnership with the community and other public agencies for current and future residents, workers, animals, and visitors of Napa County.

Vision Statement

Napa County Public Works Department will be known locally and beyond as trusted and excellent stewards of public and natural resources and recognized for public projects and improvements that are the pride of the community.


Core Values 

  • Fiscal Responsibility  
  • Accountability and Transparency
  • Integrity
  • Service
  • Teamwork

We invite you to review our website to learn more about the ten divisions within the Department.    


Click here to view the Organizational Chart for the Department of Public Works.