King County Road Services - Traffic counts

Historical traffic counts for unincorporated King County

Traffic data used for design purposes should be obtained by specific request. Inquiries relating to traffic should be directed to the King County Road Services Division Traffic Engineering Section.

Average Weekday Daily Traffic (AWDT) volumes for:

• 1995 through 2005
• 1994 through 2004
• 1993 through 2003
• 1992 through 2002
• 1991 through 2001

Links to other online traffic data

• Federal Way traffic count maps
• Kirkland traffic count summary
• Renton traffic flow map
• Seattle traffic flow data and maps
• Washington State Department of Transportation accident data
• Washington State Department of Transportation annual traffic report