Neighborhood Traffic Safety Information, King County, Washington Neighborhood Traffic Safety How to save lives . . . A recent summary study of speeding complaints from homeowners living on residential streets in unincorporated King County showed that the average speed was 33.8 mph. The result adds credibility to the general claim that a majority of motorists drive over the 25 mph speed limit on residential streets. The average driver in unincorporated King County drives faster than they should on residential streets. Local residents drive faster on their local streets because they feel familiar and comfortable.
Outsiders use local streets as short cuts to busy arterial roads.
For children and the elderly, this can pose a special hazard. As a Driver . Drive Slower Realize that speeding through residential neighborhoods will make very little, if any, difference in the total time it will take to complete your entire trip. In addition, driving at slower speeds allows you more time to react to the unexpected, such as a child darting out from behind a parked car. Remember that the legal speed limit on all residential streets is 25 mph, unless otherwise posted.