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Seattle

United States Of America

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Seattle in the Traffic Index

The TomTom Traffic Index provides drivers, city planners, auto manufacturers and policy makers with statistics and information about congestion levels in urban areas.

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  • 2018
  • 2017

World rank 2018

Congestion level 2018

24 / 7 congestion level

31%
0%
no change since 2017

Data coverage

2 020 822 731 km
Highways1 195 152 997 kmNon-highways825 669 734 km

Congestion level

  • Highways
    29%
  • Non-highways
    31%

best day

December
25
Tuesday
2%
The lowest average daily congestion

worst day

June
8
Friday
51%
The highest average daily congestion

Workdays peak congestion

Congestion statistics during morning and evening peaks

Morning peak
54%
Evening peak
66%

Extra travel time in peak hours

Additional time spent in the car during peak hours

+16 min
per 30 min trip
in the morning
+20 min
per 30 min trip
in the evening