4. Seattle, Washington
Credit: Shutterstock / TomKli
Congestion level: 34%Average commute time: 26.9 minutes% of commuters using public transit: 20.8%% of commuters who walk to work: 10.1%
Facing a congestion level of 34%, Seattle’s commuters must contend with highly populated roads and freeways. Seattle’s public transit options extends out into the city’s suburbs, and apparently is more or less a successful respite from the congested roads: the American Public Transportation Association recently awarded the King County Metro as the top public transit system in the country, based on its safety, maintenance, and efficiency.