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Table 3-7: Maximum Posted Speed Limits on Rural Interstates (miles per hour)

Another important variable for road users is the speed limit. Speed limits for trucks vary from state to state and often differ with limits set for passenger vehicles.

Table in Excel format

State Truck Car
Alabama7070
Alaska6565
Arizona7575
Arkansas6570
California5570
Colorado7575
Connecticut6565
Delaware6565
District of Columbia15555
Florida7070
Georgia7070
Hawaii6060
Idaho6575
Illinois5565
Indiana6065
Iowa6565
Kansas7070
Kentucky6565
Louisiana7070
Maine6565
Maryland6565
Massachusetts6565
Michigan5570
Minnesota7070
Mississippi7070
Missouri7070
Montana6575
Nebraska7575
Nevada7575
New Hampshire6565
New Jersey6565
New Mexico7575
New York6565
North Carolina7070
North Dakota7575
Ohio5565
Oklahoma7575
Oregon5565
Pennsylvania6565
Rhode Island6565
South Carolina7070
South Dakota7575
Tennessee7070
Texas6575
Utah7575
Vermont6565
Virginia6565
Washington6070
West Virginia7070
Wisconsin6565
Wyoming7575

1Urban Interstate.

Note: 55 miles per hour (mph) = 89 kilometers per hour (kph); 60 mph = 97 kph; 65 mph = 105 kph; 70 mph = 113 kph.

Source: Insurance Institute for Highway Safety, Maximum Posted Speed Limits for Passenger Vehicles as of September 2004, available at http://www.hwysafety.org/safety_facts/state_laws/speed_limit_laws.htm as of September 8, 2004.

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