Ada County Highway District

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 387-6110.

If this is an emergency, please call 911.

Photograph of ACHD team member and truck

  • Office of the General Counsel ~ 387-6113


For additonal information:


ACHD Main Line: 208-387-6100
Or contact us at: Tell Us

We Drive Quality Transportation For All Ada County ~
Anytime...Anywhere

Ada County Highway District © 2017