Divisions and Departments An Overview of ACHD

The Ada County Highway District has specialists on-call around the clock to deal with signal malfunctions, missing or damaged signs and any other issue involving the local road network.

If you need assistance or to report a problem at a time outside of normal business hours, (8 a.m. to 4:30 p.m., Monday through Friday), please call the Ada County Sheriff's Dispatch's non-emergency number at 208-377-6790.

If this is an emergency, please call 911.

• Board of Commissioners ~ 208-387-6110


• Office of the Director ~ 208-387-6110

• Office of the General Counsel ~ 208-387-6113

• Office of the Chief of Staff ~ 208-387-6125
• Accounting ~ 208-387-6120
• Commuteride ~ 208-387-6160
• Communications ~ 208-387-6107
• Contract Administration ~ 208-387-6316
• Human Resources ~ 208-387-6102
• Information Technology ~ 208-387-6125
• Records Custodian - M. Perry ~ 208-387-6221
• Surplus Property ~ 208-387-6277

• Development and Technical Services Division ~ 208-387-6170
• Development Services ~ 208-387-6170
• Impact Fees & Ordinances ~ 208-387-6170
• Stormwater Quality ~ 208-387-6250
• Design & Construction ~ 208-387-6250
• Construction ~ 208-387-6250
• Design Survey ~ 208-387-6250
• Traffic Division ~ 208-387-6140

• Maintenance Division ~ 208-387-6320
• Adams Section:
• Oversees eastern Ada County ~ 208-387-6325
• Cloverdale Section:
• Oversees western Ada County ~ 208-387-6350


• Planning, Programs & Capital Project Management ~ 208-387-6119
• Capital Projects ~ 208-387-6226
• Right of Way ~ 208-387-6224
• Utilities ~ 208-387-6259


• Planning & Programs ~ 208-387-6119
• Community Programs ~ 208-387-6119
• Integrated Five-Year Work Plan ~ 208-387-6119
• Pavement Management ~ 208-387-6258
• Bicycle Resources ~ 208-387-6119