Transportation Data, GIS & Modeling

Annual Mileage and Travel Information

The following mileage and travel information is based on data collected annually for Highway Performance Monitoring System (HPMS) sections.

 

2020 Miles and Daily Vehicle Miles Traveled (DVMT) Information

Jurisdiction  

Centerline Miles

Lane Miles

Daily Vehicle Miles Traveled (1,000's)

Annual Vehicle Miles Traveled (Millions)

Percent of VMT

State Total [1]

(Interstate)
7,052.28

(763.58)
8.7%

(0.9%)
18,697

(4,046)
11.1%

(2.4%)
82,061

(39,394)
29,952

(14,379)
56.0%

(26.9%)
City 17,427.58 21.5% 36,472 21.6% 38,707 14,128 26.4%
County 39,228.89 48.4% 78,711 46.7% 23,681 8,643 16.2%
Other [2] 17,313.46 21.4% 34,639 20.6% 2,159 788 1.5%
Total 81,022.21  100% 168,271 100% 146,607 53,512 100%

[1]Interstate figures are also included in the State total. [2]Other Jurisdictions include State Dept. of Natural Resources, State Parks, Other State, Port Districts, Indian, U.S. Forest, and National Parks.

State Highway Mileage data is from State Highway Log; other data is from HPMS reporting

 

Questions or comments regarding the above information, please email the HPMS Section or call (360) 570-2370.
 

Historic Public Roadway Vehicle Miles Traveled
Public Roadway VMT (xlsx 109 kb)
 

Historic State Highway Vehicle Miles Traveled
State Highway VMT (xlsx 6.49 mb)

 

HPMS Annual Reports
Historic HPMS Reported Mileage (xlsx 9 kb)

Miles and Daily VMT (xlsx 11 kb)

HPMS Mileage and Daily Travel Summary (xlsx 22 kb)

HPMS Miles and VMT by County (xlsx 17 kb)

HPMS Miles and VMT by County and Functional Classification (xlsx 50 kb)

HPMS Miles by Functional Classification and Owner (xlsx 16 kb)

HPMS VMT by Functional Classification and Owner (xlsx 11 kb)

Mileage Report for Other (non-WSDOT) Agency Roads (xlsx 12 kb)

Travel Activity by Vehicle Type (xlsx 12 kb)

HPMS VMT History (docx 25 kb)