U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
Several Communities–Seattle, Washington Area
State Route 99 is an urban arterial in Seattle, Washington.
Figure 96 is a map of the State of Washington. The Seattle metropolitan area is circled in red.
State Route 99 parallels Interstate 5 through the Seattle metro area. Segments of the highway have been reconstructed through the cities of Shoreline, SeaTac, Des Moines, Kent, and Federal Way.