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Speed limits in the United States vary depending on jurisdiction. Rural freeway speed limits of 70 to 80 mph (113 to 129 km/h) are common in the Western United States, while such highways are typically posted at 65 or 70 mph (105 or 113 km/h) in the Eastern United States.
Map of highest posted speed limits in the U.S. territories. In the United States, speed limits are set by each state or territory. States have also allowed counties and municipalities to enact typically lower limits. Highway speed limits can range from an urban low of 25 mph (40 km/h) to a rural high of 85 mph (137 km/h).
13 kwi 2017 · Most residential streets have speed limits of 25 miles per hour. Major streets in cities usually have posted speed limits between 30 and 45 miles per hour. Most country roads have default speed limits of 55 miles per hour (50 miles per hour in New Jersey, Rhode Island, Vermont, and Washington; 45 miles per hour in Puerto Rico).
Speed Limits By State. Speed-Limits.com provides up-to-date information about speed limits and traffic laws in the United States. For information about the speed limits in your state, find your state on the speed limit map above or on the navigation bar.
The State Highway Commission may determine that a maximum limit upon any part of the state highway system is greater or less than reasonable upon the basis of an engineering and traffic investigation.
Issues. Speed Limits. State Speed Limit Chart. Resources: Speed Limit Fact Sheet ( PDF ) Free to download, print & distribute. 1 Alaska’s default speed limit is 55 mph. 65 on select Interstate routes is by engineering investigation and case by case, not automatic or default.
Statewide Speed Limits. According to Tennessee Code Annotated 55-8-152, the following maximum speed limits apply in Tennessee, with individual counties and municipalities setting lower speeds on individual roads as needed: Interstates and limited access freeways (urban and rural): 70 MPH. Divided highways: 65 MPH.
