The Department of Public Works is responsible for the physical upkeep and maintenance of all properties and roadways belonging to the City of Mount Vernon. The department has  the additional responsibility of ensuring that all services relating to the physical condition of the city enhances the quality of life levels set forth by local, state and federal standards.

The department is divided into operating units under the supervision of the Commissioner of Public Works. Each unit is responsible for all matters falling under their respective jurisdiction:

• Bureau of Engineering
• Bureau of Sewers
• Bureau of Stormwater Management
• Bureau of Sanitation
• Bureau of Highway Maintenance
• Bureau of Street Lighting
• Bureau of Motor Vehicle Control
• Bureau of Parks
• Traffic Bureau

The Department of Public Works is also responsible for the maintenance of City Hall and all other buildings owned by the City.