Traffic Survey GIS Data Products & DocumentsDownloadable GIS data layers

2025 ESRI ArcGIS Geodatabase Downloads
For the 2025 official publication, this is the first time the AADT, and the Traffic Segment products are provided as a downloadable ESRI ArcGIS Geodatabase. Archived GIS products are downloadable ESRI Shapefiles. The current official and historical AADT product is provided as a station point layer whereas the 2025 Traffic Segment provides segmentation based on NCDOT Linear Referencing System (LRS) 2025 Quarter 4 release. For additional details concerning NCDOT GIS LRS Data Layers please go to GIS Data Layers.

Archived Urban-Area Traffic Volume Maps
Archived County-Area Traffic Volume Maps
Archived - Interstate & Freeway Volume