U.S. Truck and Auto Speed Limits

Speed limits for autos and trucks in the United States in the following chart. Please note that certain states have different speed limits (for both autos and trucks) for night driving as well as within urban or densely populated areas.

State	Speed Limits
Alabama	auto 70 trucks 70 (hazmat haulers 55 mph)
Alaska	autos 65 trucks 65
Arizona	autos 75 trucks 75
Arkansas	autos 70 trucks 65
California	autos 70 trucks 55
Colorado	autos 75 trucks 75
Connecticut	autos 65 trucks 65
Delaware	autos 65 trucks 65
District of Columbia	autos 55 trucks 55
Florida	autos 70 trucks 70
Georgia	autos 70 trucks 70
Hawaii	autos 55 trucks 55
Idaho	autos 80 trucks 70
Illinois	autos 70 trucks 70
Indiana	autos 70 trucks 65
Iowa	autos 70 trucks 70 (75 pending approval)
Kansas	autos 75 trucks 75
Kentucky	autos 70 trucks 70
Louisiana	autos 70-75 trucks 70-75
Maine	autos 70-75 trucks 70-75
Maryland	autos 65 trucks 65
Massachusetts	autos 65 trucks 65
Michigan	autos 70 trucks 60
Minnesota	autos 70 trucks 70
Mississippi	autos 70 trucks 70
Missouri	autos 70 trucks 70
Montana	autos 75 trucks 65
Nebraska	autos 75 trucks 75
Nevada	autos 75 trucks 75
New Hampshire	autos 65-70 trucks 65-70
New Jersey	autos 65 trucks 65
New Mexico	autos 75 trucks 75
New York	autos 65 trucks 65
North Carolina	autos 70 trucks 70
North Dakota	autos 75 trucks 75
Ohio	autos 65-70 trucks 65-70
Oklahoma	autos 70-75 trucks 70-75
Oregon	autos 65 trucks 55
Pennsylvania	autos 65 trucks 65
Rhode Island	autos 65 trucks 65
South Carolina	autos 70 trucks 70
South Dakota	autos 75 trucks 75
Tennessee	autos 70 trucks 70
Texas	autos 75-80 trucks 75-80
Utah	autos 75-85 trucks 75-85
Vermont	autos 65 trucks 65
Virginia	autos 65-70 trucks 65-70
Washington	autos 70 trucks 60
West Virginia	autos 70 trucks 70
Wisconsin	autos 65 trucks 65
Wyoming	autos 75-80 trucks 75-80