Speed

Speed Limits on Alabama Roads

Year

Speed Limit

Roads/Vehicles Affected

Prior to 1963

60 MPH

--All roadways

 

50 MPH

--Trucks over 3/4-ton
--At night (all vehicles, all roadways)

1963 - 1974

70 MPH

--Interstates, selected four-lane

 

60 MPH

--All other roadways
--Trucks over 3/4-ton
--At night (all vehicles, all roadways)

1974 - 1987

55 MPH

--All roadways, all vehicles

July 1987 - May 1996

65 MPH

--Rural interstates

 

55 MPH

--Urban interstates
--All other roadways (except rural interstates)

May 20, 1996

70 MPH
65 MPH
55 MPH
45 MPH

--Interstates
--Roadways with four or more lanes
--Other roadways unless otherwise marked
--County roadways unless otherwise marked

 

 

--Speed limits on all non-paved county roads are 35 mph
--Speed limits in residential areas are 25 mph
--Speed limits in school zones are 15 mph

 

 

 

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