Louisiana Highway 48 is a state highway

State highway

State highway, state road or state route can refer to one of three related concepts, two of them related to a state or provincial government in a country that is divided into states or provinces :#A...

 in Louisiana

Louisiana

Louisiana is a state located in the southern region of the United States of America. Its capital is Baton Rouge and largest city is New Orleans. Louisiana is the only state in the U.S. with political subdivisions termed parishes, which are local governments equivalent to counties...

 that serves St. Charles

St. Charles Parish, Louisiana

St. Charles Parish is a parish located in the U.S. state of Louisiana. The parish seat is Hahnville. In 2010, its population was 52,780. In the eighteenth and nineteenth century, this was part of the German Coast, an area along the Mississippi River settled by numerous German pioneers in the...

 and Jefferson Parishes

Jefferson Parish, Louisiana

Jefferson Parish is a parish in Louisiana, United States that includes most of the suburbs of New Orleans. The seat of parish government is Gretna....

. It runs from west to east, parallel to the east bank of the Mississippi River

Mississippi River

The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

, from Norco

Norco, Louisiana

Norco is a census-designated place in St. Charles Parish, Louisiana, United States. The population was 3,579 at the 2000 census. The community is home to a major Shell petroleum refinery. Its name is derived from the New Orleans Refining Company....

 to Metairie

Metairie, Louisiana

Metairie is a census-designated place in Jefferson Parish, Louisiana, United States and is a major part of the New Orleans Metropolitan Area. Metairie is the largest community in Jefferson Parish. It is an unincorporated area that would be larger than most of the state's cities if it were...

. It spans a total of 22.62 miles (36.4 km). Throughout its run, LA 48 is known as Apple Street, River Road, Jefferson Highway, and Central Avenue.

Route description

From the west, LA 48 begins at an intersection US 61

U.S. Route 61

U.S. Route 61 is the official designation for a United States highway that runs from New Orleans, Louisiana, to the city of Wyoming, Minnesota. The highway generally follows the course of the Mississippi River, and is designated the Great River Road for much of its route. As of 2004, the highway's...

 (Airline Highway

Airline Highway

Airline Highway is a divided highway in the U.S. state of Louisiana, built in the 1930s and 1940s to bypass the older Jefferson Highway. It carries U.S. Highway 61 from New Orleans northwest to Baton Rouge, and U.S. Highway 190 from Baton Rouge west over the Mississippi River on the Huey P. Long...

) in Norco

Norco, Louisiana

Norco is a census-designated place in St. Charles Parish, Louisiana, United States. The population was 3,579 at the 2000 census. The community is home to a major Shell petroleum refinery. Its name is derived from the New Orleans Refining Company....

. Then known as Apple Street, it runs southward. When it reaches the Mississippi River, it turns eastward to follow and run parallel to it as River Road. It intersects LA 627

Louisiana Highway 627

Louisiana Highway 627 is a state highway in Louisiana that serves St. Charles Parish. Better known as Prospect Avenue and Garrison Street, it spans in a south to north direction.-Route description:...

, Interstate 310

Interstate 310

Interstate 310 is a short spur route of Interstate 10 near New Orleans, Louisiana, United States. It runs south from Interstate 10 near the New Orleans International Airport, intersects with U.S. Highway 61 and ends at the junction with U.S...

, LA 626

Louisiana Highway 626

Louisiana Highway 626 is a state highway in Louisiana that serves St. Charles Parish. Better known as St. Rose Avenue, it spans from south to north.-Route description:...

, and LA 50

Louisiana Highway 50

Louisiana Highway 50 is a state highway in Louisiana that serves St. Charles Parish. It spans in a south to north direction. It is locally known as Almedia Road.-Route description:...

 as it continues downriver through the St. Charles Parish

St. Charles Parish, Louisiana

St. Charles Parish is a parish located in the U.S. state of Louisiana. The parish seat is Hahnville. In 2010, its population was 52,780. In the eighteenth and nineteenth century, this was part of the German Coast, an area along the Mississippi River settled by numerous German pioneers in the...

 communities of Destrehan

Destrehan, Louisiana

Destrehan is a census-designated place in St. Charles Parish, Louisiana, United States. The population was 11,260 at the 2000 census. It was named after Jean N...

, St. Rose

St. Rose, Louisiana

Saint Rose is a census-designated place in St. Charles Parish, Louisiana, United States. St. Rose is on the East Bank of the Mississippi River two miles north of the Jefferson Parish, Louisiana border, and is part of the Greater New Orleans Metropolitan area. The population was 6,540 at the...

, and Almedia

Almedia, Louisiana

Almedia is a small community in St. Charles Parish, Louisiana, on the East Bank of the Mississippi River, just up from Kenner, Louisiana, adjacent to Frellsen.Almedia is considered part of the Greater New Orleans Metropolitan area....

. As it enters Jefferson Parish

Jefferson Parish, Louisiana

Jefferson Parish is a parish in Louisiana, United States that includes most of the suburbs of New Orleans. The seat of parish government is Gretna....

 and Kenner

Kenner, Louisiana

Kenner is a city in Jefferson Parish, Louisiana, United States, and a suburb of New Orleans. The population was 66,702 at the 2010 census....

, it becomes known as Jefferson Highway. After passing through Harahan

Harahan, Louisiana

Harahan is a city in Jefferson Parish, Louisiana, United States, and a suburb of New Orleans. The population was 9,885 at the 2000 census.Harahan was named in honor of James Theodore Harahan, president of the Illinois Central Railroad from 1906-1911...

, LA 48 shortly merges with US 90

U.S. Route 90 in Louisiana

U.S. Highway 90, one of the major east–west U.S. Highways in the Southern United States, runs through southern Louisiana for , serving Lake Charles, Lafayette, New Iberia, Morgan City and New Orleans...

 at the east bank base of the Huey P. Long Bridge

Huey P. Long Bridge (Jefferson Parish)

The Huey P. Long Bridge in Jefferson Parish, Louisiana, is a cantilevered steel through truss bridge that carries a two-track railroad line over the Mississippi River at mile 106.1 with two lanes of US 90 on each side of the central tracks....

 and Clearview Parkway. At Central Avenue, LA 48 turns northward and ends at an intersection with US 61

U.S. Route 61

U.S. Route 61 is the official designation for a United States highway that runs from New Orleans, Louisiana, to the city of Wyoming, Minnesota. The highway generally follows the course of the Mississippi River, and is designated the Great River Road for much of its route. As of 2004, the highway's...

.

LA 48 is an undivided, two-lane highway from US 61

U.S. Route 61

U.S. Route 61 is the official designation for a United States highway that runs from New Orleans, Louisiana, to the city of Wyoming, Minnesota. The highway generally follows the course of the Mississippi River, and is designated the Great River Road for much of its route. As of 2004, the highway's...

 to just west of Interstate 310

Interstate 310

Interstate 310 is a short spur route of Interstate 10 near New Orleans, Louisiana, United States. It runs south from Interstate 10 near the New Orleans International Airport, intersects with U.S. Highway 61 and ends at the junction with U.S...

, where it briefly divides and expands to four-lanes. The highway again becomes an undivided, two-lane route just east of Interstate 310

Interstate 310

Interstate 310 is a short spur route of Interstate 10 near New Orleans, Louisiana, United States. It runs south from Interstate 10 near the New Orleans International Airport, intersects with U.S. Highway 61 and ends at the junction with U.S...

 and continues in said configuration to near Williams Boulevard in Kenner

Kenner, Louisiana

Kenner is a city in Jefferson Parish, Louisiana, United States, and a suburb of New Orleans. The population was 66,702 at the 2010 census....

. Here, the road divides and expands to four lanes once more until Central Avenue in Jefferson

Jefferson, Louisiana

Jefferson is a census-designated place in Jefferson Parish, Louisiana, on the East Bank of the Mississippi River. Jefferson is part of the New Orleans–Metairie–Kenner Metropolitan Statistical Area. The population was 11,843 at the 2000 census...

, where it reverts back to an undivided, two-lane roadway from Jefferson Highway to US 61

U.S. Route 61

U.S. Route 61 is the official designation for a United States highway that runs from New Orleans, Louisiana, to the city of Wyoming, Minnesota. The highway generally follows the course of the Mississippi River, and is designated the Great River Road for much of its route. As of 2004, the highway's...

.

Junction list

Parish	Location	Mile	Junction	Notes
St. Charles St. Charles Parish, Louisiana St. Charles Parish is a parish located in the U.S. state of Louisiana. The parish seat is Hahnville. In 2010, its population was 52,780. In the eighteenth and nineteenth century, this was part of the German Coast, an area along the Mississippi River settled by numerous German pioneers in the...	Norco Norco, Louisiana Norco is a census-designated place in St. Charles Parish, Louisiana, United States. The population was 3,579 at the 2000 census. The community is home to a major Shell petroleum refinery. Its name is derived from the New Orleans Refining Company....	Western terminus of LA 48
		0.00	US 61 U.S. Route 61 U.S. Route 61 is the official designation for a United States highway that runs from New Orleans, Louisiana, to the city of Wyoming, Minnesota. The highway generally follows the course of the Mississippi River, and is designated the Great River Road for much of its route. As of 2004, the highway's...  (Airline Highway Airline Highway Airline Highway is a divided highway in the U.S. state of Louisiana, built in the 1930s and 1940s to bypass the older Jefferson Highway. It carries U.S. Highway 61 from New Orleans northwest to Baton Rouge, and U.S. Highway 190 from Baton Rouge west over the Mississippi River on the Huey P. Long... )
		2.2	LA 627 Louisiana Highway 627 Louisiana Highway 627 is a state highway in Louisiana that serves St. Charles Parish. Better known as Prospect Avenue and Garrison Street, it spans in a south to north direction.-Route description:...  (Garrison Street)	Southern terminus of LA 627
	Destrehan Destrehan, Louisiana Destrehan is a census-designated place in St. Charles Parish, Louisiana, United States. The population was 11,260 at the 2000 census. It was named after Jean N...	6.1	I-310 Interstate 310 Interstate 310 is a short spur route of Interstate 10 near New Orleans, Louisiana, United States. It runs south from Interstate 10 near the New Orleans International Airport, intersects with U.S. Highway 61 and ends at the junction with U.S...	Exit 6/Luling Bridge Luling Bridge The Luling Bridge is a cable-stayed bridge over the Mississippi River in St. Charles Parish, Louisiana. It is named for the late United States Congressman Hale Boggs. The bridge was dedicated by Governor David C...  to the south
	St. Rose St. Rose, Louisiana Saint Rose is a census-designated place in St. Charles Parish, Louisiana, United States. St. Rose is on the East Bank of the Mississippi River two miles north of the Jefferson Parish, Louisiana border, and is part of the Greater New Orleans Metropolitan area. The population was 6,540 at the...	9.7	LA 626 Louisiana Highway 626 Louisiana Highway 626 is a state highway in Louisiana that serves St. Charles Parish. Better known as St. Rose Avenue, it spans from south to north.-Route description:...  (St. Rose Avenue)	Southern terminus of LA 626
	Almedia Almedia, Louisiana Almedia is a small community in St. Charles Parish, Louisiana, on the East Bank of the Mississippi River, just up from Kenner, Louisiana, adjacent to Frellsen.Almedia is considered part of the Greater New Orleans Metropolitan area....	11.0	LA 50 Louisiana Highway 50 Louisiana Highway 50 is a state highway in Louisiana that serves St. Charles Parish. It spans in a south to north direction. It is locally known as Almedia Road.-Route description:...  (Almedia Road)	Southern terminus of LA 50
Jefferson Jefferson Parish, Louisiana Jefferson Parish is a parish in Louisiana, United States that includes most of the suburbs of New Orleans. The seat of parish government is Gretna....	Harahan Harahan, Louisiana Harahan is a city in Jefferson Parish, Louisiana, United States, and a suburb of New Orleans. The population was 9,885 at the 2000 census.Harahan was named in honor of James Theodore Harahan, president of the Illinois Central Railroad from 1906-1911...	19.7	LA 3154 Louisiana Highway 3154 Louisiana Highway 3154 is a state highway in Louisiana that serves Jefferson Parish. LA 3154 spans in a south to north direction and is known locally as Hickory Avenue, Gardner Street, Robert Street, and Dickory Avenue.-Route description:...  (Hickory Avenue)	Southern terminus of LA 3154
	Jefferson Jefferson, Louisiana Jefferson is a census-designated place in Jefferson Parish, Louisiana, on the East Bank of the Mississippi River. Jefferson is part of the New Orleans–Metairie–Kenner Metropolitan Statistical Area. The population was 11,843 at the 2000 census...	21.0	US 90 U.S. Route 90 in Louisiana U.S. Highway 90, one of the major east–west U.S. Highways in the Southern United States, runs through southern Louisiana for , serving Lake Charles, Lafayette, New Iberia, Morgan City and New Orleans...	Diamond Interchange (Jefferson Highway has overpasses) Huey P. Long Bridge Huey P. Long Bridge (Jefferson Parish) The Huey P. Long Bridge in Jefferson Parish, Louisiana, is a cantilevered steel through truss bridge that carries a two-track railroad line over the Mississippi River at mile 106.1 with two lanes of US 90 on each side of the central tracks.... /US 90 departs to the west (south) Clearview Parkway to the north
		Begin concurrency
		21.6	US 90 U.S. Route 90 in Louisiana U.S. Highway 90, one of the major east–west U.S. Highways in the Southern United States, runs through southern Louisiana for , serving Lake Charles, Lafayette, New Iberia, Morgan City and New Orleans...  (Jefferson Highway) LA 611-2 (Central Avenue)	Northern terminus of LA 611-2 LA 48 turns north onto Central Avenue US 90 departs to the east
		End concurrency
	Metairie Metairie, Louisiana Metairie is a census-designated place in Jefferson Parish, Louisiana, United States and is a major part of the New Orleans Metropolitan Area. Metairie is the largest community in Jefferson Parish. It is an unincorporated area that would be larger than most of the state's cities if it were...	LA 3139 (the Earhart Expressway Earhart Expressway The Earhart Expressway, named for Frederick Earhart, is a state highway located in both Jefferson Parish and Orleans Parish, Louisiana. It is also designated as Louisiana Highway 3139 or LA 3139... ) viaduct passes under overhead (No access)
		22.62	US 61 U.S. Route 61 U.S. Route 61 is the official designation for a United States highway that runs from New Orleans, Louisiana, to the city of Wyoming, Minnesota. The highway generally follows the course of the Mississippi River, and is designated the Great River Road for much of its route. As of 2004, the highway's...  (Airline Drive)
		Eastern terminus of LA 48