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Traffic Data
The following information is provided as a reference by the Wyoming Department of Transportation. 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.
2022 Vehicle Miles Book - Excel format (data for 1970-2022)
2022 Vehicle Miles Book - PDF Format (data for 2017, 2021 and 2022 only)
Interactive Transportation System Map
The Interactive Transportation System Map 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.
Annual Automatic Traffic Recorder Report Map
Monthly Automatic Traffic Recorder Reports
A summary of data collected by month at various traffic monitoring sites in Wyoming.
Past years reports can be found under the "navigate" menu on the top right side of this page.
January 2023 Monthly Report
(742.32 KB)
February 2023 Monthly Report
(742.71 KB)
March 2023 Monthly Report
(742.25 KB)
April 2023 Monthly Report
(711.48 KB)
May 2023 Monthly Report
(741.86 KB)
June 2023 Monthly Report
(741.55 KB)
July 2023 Monthly Report
(741.28 KB)
Monthly Hourly, Day of the Week Summary
These documents show average daily traffic counts for the day of the week and the time of day.
Past years reports can be found under the "navigate" menu on the top right side of this page.
January 2023 Hourly Volume Report
(19.86 MB)
February 2023 Hourly Volume Report
(18.46 MB)
March 2023 Hourly Volume Report
(20.15 MB)
April 2023 Hourly Volume Report
(19.92 MB)
May 2023 Hourly Volume Report
(20.29 MB)
June 2023 Hourly Volume Report
(19.46 MB)
July 2023 Hourly Volume Report
(19.72 MB)
