Wyoming Department of Transportation
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Traffic Data

The following information is provided as a reference by the Wyoming Department of Transportation and the traffic volumes included are estimates.


Traffic Volume and Vehicle Miles Book

  • Annual Average Daily Traffic estimates (AADTs) are derived from three primary sources of data: permanent traffic recorders, portable traffic recorders and Manual traffic classification counts. AADTs are multiplied by road length to calculate Vehicle Miles Traveled.

    Vehicle Miles Book - Excel format or PDF format

    The Interactive Transportation System Map is a new online offering from WYDOT that provides traffic count data and other information about the state road system. The map uses GIS technology to allow users to choose from one or more data layers, the last being Traffic Counts (2013).

     

    Summary of Vehicle Miles by Functional Classification

    2013 2011
    Weighted Average by Individual Road

    2013

    2011
    Summary of Vehicle Miles on State Highways by County (3 pages)

    2013

    2011
     

     

Annual Automatic Traffic Recorder Report Map

Map of traffic recorder locations

 

The Automatic Traffic Recorder Report Book is a summary of data collected annually at various permanent traffic monitoring sites (ATR's) in Wyoming. Click the map above to see traffic monitoring sites. The links below provides access to various statistics for each ATR traffic site. Those statistics include volume by hour, day and month, and percent of change from last year. Traffic volumes are estimated.

Wyoming Automatic Traffic Recorder Report Book 

2014   2013   2012    2011    2010    2009


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