County Road List

County Roads

This list has all County Roads listed alphabetically. It shows which yard handles each road. It also lists what mile post, start to end, the County maintains.

2024 County Road List(PDF, 699KB)

Maps

Maps of the County Maintained Road system are maintained by the CalTrans Office of Highway System Information and Performance

California Road System map of all State & Local official functional classifications:

CalTrans GIS Maps

Or

The Mendocino County Public GIS Portal also has this data:

By proceeding to the site you agree to the following terms and conditions:

This map services and all the information contained in or accessible through this service are provided for general reference purposes only. The data provided on this service is not a survey product and cannot be used to determine legal boundaries. The data does not have the force and effect of law, rule or regulation. The map and tabular data used in this map service has been compiled from many different sources; therefore, the accuracy of the individual map layers varies significantly and some layers do not align exactly with others. Data accuracy can vary from one location to another within the same data layer. The map and tabular data on this map service are complex and may contain inconsistencies, defects, errors or omissions.

The County of Mendocino and Executive Office's Information Services Division make no representations or warranties regarding the accuracy or completeness of the maps and data or their suitability or condition for any particular purpose. The user agrees that the County or the Executive Office's Information Services Division will not be liable under any circumstances for any damages with respect to any claim by the user or any third party on account of or arising from the use of the maps or data.

Mendocino GIS Portal

How to Use the CalTrans GIS Maps

  1. Click onto "Parcel Viewer."
  2. Check the "I agree to the above terms and conditions" box on the lower left corner of the screen that pops up.
  3. Click "OK' on the lower right hand side.
  4. Click on the layer list icon on the upper right.
    Layer list icon
  5. Click on the "Parcels _side_pub" drop down menu and turn on "Public Roads" then "Enable Pop UP."
    Drop-down menu
    This will allow you to zoom in on the map (using the plus sign icon on the upper left-hand side of the map) until the road names become visible.
  6. At the bottom center of the screen click on the Carrot icon icon to see attributes.
  7. The County Maintained Roads will have a CR # that corresponds to the list and under owner it will also say County (see example next). Attributes for other public roads will also show under this tab such as Forest Service, BLM etc. but such roads will not have a County Road number.
    Example list of roads
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