Idaho Transportation Department
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This page provides a central location for all GIS map library data files. All maps and data downloads are subject to the GIS ITD disclaimer.
Disclaimer located here.
STATE AND ITD DISTRICTS
State and ITD District Maps
Map Book
FUNCTIONAL CLASSIFICATION MAPS
Rural by county
Urban by urban area
ESRI SHAPE FILE FORMATTED DATA
State Highway System and Federal-aid Roads
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Metadata
State Highway System
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Metadata
ITD District Boundaries
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Metadata
Local Road Jurisdiction Boundaries
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Metadata
Estimated Milepost Locations
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Metadata
DynSeg Linear Network
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Metadata
LOCAL ROADS
Local Road Systems Map Search Application (JPEG 2000)
Local road surface condition & jurisdiction maps
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Idaho Transportation Department
3311 W. State Street ยท P.O. Box 7129
Boise, ID 83707-1129