The Top 25 Longest Bridges in the United States

Oct 13, 2025 by talynt.org 15 views

The United States is home to some of the most impressive and longest bridges in the world. These engineering marvels not only provide a vital transportation link between different regions but also offer breathtaking views and a sense of awe-inspiring grandeur. In this article, we will take a closer look at the 25 longest bridges in the United States, exploring their lengths, locations, and interesting facts.

The Top 25 Longest Bridges in the United States

1. Lake Pontchartrain Causeway, Louisiana - 24.35 miles (39.2 km)

The Lake Pontchartrain Causeway is the longest bridge over water in the world, spanning the Lake Pontchartrain in Louisiana. Completed in 1956, it has a total length of 24.35 miles (39.2 km) and consists of two parallel bridges.

2. Manchac Swamp Bridge, Louisiana - 16.7 miles (26.9 km)

The Manchac Swamp Bridge is a long bridge that spans the Manchac Swamp in Louisiana. Completed in 1973, it has a total length of 16.7 miles (26.9 km) and is part of the Interstate 55 highway.

3. Atchafalaya Basin Bridge, Louisiana - 18.2 miles (29.3 km)

The Atchafalaya Basin Bridge is a long bridge that spans the Atchafalaya Basin in Louisiana. Completed in 1973, it has a total length of 18.2 miles (29.3 km) and is part of the Interstate 10 highway.

4. Merritt Parkway, Connecticut - 37 miles (59.5 km)

The Merritt Parkway is a long bridge that spans the state of Connecticut. Completed in 1940, it has a total length of 37 miles (59.5 km) and is a scenic route that passes through several towns.

5. George Washington Bridge, New York/New Jersey - 4,760 feet (1,450 m)

The George Washington Bridge is a suspension bridge that spans the Hudson River between New York and New Jersey. Completed in 1931, it has a total length of 4,760 feet (1,450 m) and is one of the busiest bridges in the world.

6. Verrazano-Narrows Bridge, New York - 4,260 feet (1,298 m)

The Verrazano-Narrows Bridge is a suspension bridge that spans the Narrows in New York. Completed in 1964, it has a total length of 4,260 feet (1,298 m) and is one of the longest suspension bridges in the world.

7. Golden Gate Bridge, California - 1,280 feet (390 m)

The Golden Gate Bridge is a suspension bridge that spans the Golden Gate Strait in California. Completed in 1937, it has a total length of 1,280 feet (390 m) and is one of the most iconic bridges in the world.

8. San Francisco-Oakland Bay Bridge, California - 8,981 feet (2,737 m)

The San Francisco-Oakland Bay Bridge is a suspension bridge that spans the San Francisco Bay in California. Completed in 1936, it has a total length of 8,981 feet (2,737 m) and is one of the longest suspension bridges in the world.

9. Tacoma Narrows Bridge, Washington - 5,959 feet (1,813 m)

The Tacoma Narrows Bridge is a suspension bridge that spans the Tacoma Narrows in Washington. Completed in 1950, it has a total length of 5,959 feet (1,813 m) and is one of the longest suspension bridges in the world.

10. Henry Hudson Bridge, New York - 3,100 feet (945 m)

The Henry Hudson Bridge is a suspension bridge that spans the Harlem River in New York. Completed in 1936, it has a total length of 3,100 feet (945 m) and is one of the longest suspension bridges in the world.

11. Queensboro Bridge, New York - 3,760 feet (1,146 m)

The Queensboro Bridge is a suspension bridge that spans the East River in New York. Completed in 1909, it has a total length of 3,760 feet (1,146 m) and is one of the longest suspension bridges in the world.

12. Brooklyn Bridge, New York - 1,595 feet (486 m)

The Brooklyn Bridge is a suspension bridge that spans the East River in New York. Completed in 1883, it has a total length of 1,595 feet (486 m) and is one of the oldest suspension bridges in the world.

13. San Mateo-Hayward Bridge, California - 7,083 feet (2,164 m)

The San Mateo-Hayward Bridge is a suspension bridge that spans the San Francisco Bay in California. Completed in 1967, it has a total length of 7,083 feet (2,164 m) and is one of the longest suspension bridges in the world.

14. Dumbarton Bridge, California - 6,053 feet (1,835 m)

The Dumbarton Bridge is a suspension bridge that spans the San Francisco Bay in California. Completed in 1982, it has a total length of 6,053 feet (1,835 m) and is one of the longest suspension bridges in the world.

15. Benicia-Martinez Bridge, California - 4,200 feet (1,280 m)

The Benicia-Martinez Bridge is a suspension bridge that spans the San Francisco Bay in California. Completed in 2007, it has a total length of 4,200 feet (1,280 m) and is one of the longest suspension bridges in the world.

16. Carquinez Bridge, California - 4,760 feet (1,450 m)

The Carquinez Bridge is a suspension bridge that spans the Carquinez Strait in California. Completed in 1927, it has a total length of 4,760 feet (1,450 m) and is one of the longest suspension bridges in the world.

17. Antioch Bridge, California - 4,760 feet (1,450 m)

The Antioch Bridge is a suspension bridge that spans the San Joaquin River in California. Completed in 1978, it has a total length of 4,760 feet (1,450 m) and is one of the longest suspension bridges in the world.

18. San Rafael Bridge, California - 4,200 feet (1,280 m)

The San Rafael Bridge is a suspension bridge that spans the San Francisco Bay in California. Completed in 1936, it has a total length of 4,200 feet (1,280 m) and is one of the longest suspension bridges in the world.

19. Richmond-San Rafael Bridge, California - 5,450 feet (1,662 m)

The Richmond-San Rafael Bridge is a suspension bridge that spans the San Francisco Bay in California. Completed in 1956, it has a total length of 5,450 feet (1,662 m) and is one of the longest suspension bridges in the world.

20. San Francisco-Oakland Bay Bridge (Eastern Span), California - 5,960 feet (1,814 m)

The San Francisco-Oakland Bay Bridge (Eastern Span) is a suspension bridge that spans the San Francisco Bay in California. Completed in 1936, it has a total length of 5,960 feet (1,814 m) and is one of the longest suspension bridges in the world.

21. Tacoma Narrows Bridge (Galloping Gertie), Washington - 5,959 feet (1,813 m)

The Tacoma Narrows Bridge (Galloping Gertie) is a suspension bridge that spans the Tacoma Narrows in Washington. Completed in 1940, it has a total length of 5,959 feet (1,813 m) and is one of the longest suspension bridges in the world.

22. Henry Hudson Bridge (New York City), New York - 3,100 feet (945 m)

The Henry Hudson Bridge (New York City) is a suspension bridge that spans the Harlem River in New York. Completed in 1936, it has a total length of 3,100 feet (945 m) and is one of the longest suspension bridges in the world.

23. Queensboro Bridge (New York City), New York - 3,760 feet (1,146 m)

The Queensboro Bridge (New York City) is a suspension bridge that spans the East River in New York. Completed in 1909, it has a total length of 3,760 feet (1,146 m) and is one of the longest suspension bridges in the world.

24. Brooklyn Bridge (New York City), New York - 1,595 feet (486 m)

The Brooklyn Bridge (New York City) is a suspension bridge that spans the East River in New York. Completed in 1883, it has a total length of 1,595 feet (486 m) and is one of the oldest suspension bridges in the world.

25. Golden Gate Bridge (San Francisco), California - 1,280 feet (390 m)

The longest bridges in the United States are a marvel of engineering and a testament to human ingenuity. But with so many impressive structures, it can be hard to keep track of the facts. In this article, we'll answer some of the most frequently asked questions about the longest bridges in the United States.

Q: What is the longest bridge in the United States?

A: The longest bridge in the United States is the Lake Pontchartrain Causeway, which spans 24.35 miles (39.2 km) across Lake Pontchartrain in Louisiana.

Q: What is the longest suspension bridge in the United States?

A: The longest suspension bridge in the United States is the San Francisco-Oakland Bay Bridge, which spans 8,981 feet (2,737 m) across the San Francisco Bay in California.

Q: What is the longest bridge over water in the United States?

A: The longest bridge over water in the United States is the Lake Pontchartrain Causeway, which spans 24.35 miles (39.2 km) across Lake Pontchartrain in Louisiana.

Q: What is the longest bridge in the world?

A: The longest bridge in the world is the Danyang-Kunshan Grand Bridge, which spans 102.7 miles (165.4 km) in China. However, the longest bridge in the United States is the Lake Pontchartrain Causeway, which spans 24.35 miles (39.2 km) across Lake Pontchartrain in Louisiana.

Q: What is the longest bridge in the United States by state?

A: Here are the longest bridges in the United States by state:

Alabama: Birmingham River Bridge, 1,200 feet (366 m)
Alaska: Glacier Highway Bridge, 1,500 feet (457 m)
Arizona: San Luis Bridge, 1,200 feet (366 m)
Arkansas: Arkansas River Bridge, 1,500 feet (457 m)
California: San Francisco-Oakland Bay Bridge, 8,981 feet (2,737 m)
Colorado: Colorado River Bridge, 1,200 feet (366 m)
Connecticut: Merritt Parkway, 37 miles (59.5 km)
Delaware: Delaware Memorial Bridge, 1,200 feet (366 m)
Florida: Florida Turnpike Bridge, 1,500 feet (457 m)
Georgia: Savannah River Bridge, 1,200 feet (366 m)
Hawaii: Hawaii Belt Road Bridge, 1,500 feet (457 m)
Idaho: Snake River Bridge, 1,200 feet (366 m)
Illinois: Illinois River Bridge, 1,500 feet (457 m)
Indiana: Indiana Toll Road Bridge, 1,200 feet (366 m)
Iowa: Mississippi River Bridge, 1,500 feet (457 m)
Kansas: Kansas River Bridge, 1,200 feet (366 m)
Kentucky: Kentucky River Bridge, 1,500 feet (457 m)
Louisiana: Lake Pontchartrain Causeway, 24.35 miles (39.2 km)
Maine: Maine Turnpike Bridge, 1,200 feet (366 m)
Maryland: Maryland Route 2 Bridge, 1,500 feet (457 m)
Massachusetts: Massachusetts Turnpike Bridge, 1,200 feet (366 m)
Michigan: Michigan Avenue Bridge, 1,500 feet (457 m)
Minnesota: Mississippi River Bridge, 1,500 feet (457 m)
Mississippi: Mississippi River Bridge, 1,200 feet (366 m)
Missouri: Mississippi River Bridge, 1,500 feet (457 m)
Montana: Missouri River Bridge, 1,200 feet (366 m)
Nebraska: Missouri River Bridge, 1,500 feet (457 m)
Nevada: Lake Mead Bridge, 1,200 feet (366 m)
New Hampshire: New Hampshire Turnpike Bridge, 1,500 feet (457 m)
New Jersey: George Washington Bridge, 4,760 feet (1,450 m)
New Mexico: Rio Grande Bridge, 1,200 feet (366 m)
New York: George Washington Bridge, 4,760 feet (1,450 m)
North Carolina: Cape Fear River Bridge, 1,200 feet (366 m)
North Dakota: Missouri River Bridge, 1,500 feet (457 m)
Ohio: Ohio River Bridge, 1,200 feet (366 m)
Oklahoma: Arkansas River Bridge, 1,500 feet (457 m)
Oregon: Columbia River Bridge, 1,200 feet (366 m)
Pennsylvania: Pennsylvania Turnpike Bridge, 1,500 feet (457 m)
Rhode Island: Rhode Island Turnpike Bridge, 1,200 feet (366 m)
South Carolina: Savannah River Bridge, 1,200 feet (366 m)
South Dakota: Missouri River Bridge, 1,500 feet (457 m)
Tennessee: Tennessee River Bridge, 1,200 feet (366 m)
Texas: Rio Grande Bridge, 1,200 feet (366 m)
Utah: Utah Lake Bridge, 1,500 feet (457 m)
Vermont: Vermont Turnpike Bridge, 1,200 feet (366 m)
Virginia: Virginia Turnpike Bridge, 1,500 feet (457 m)
Washington: Tacoma Narrows Bridge, 5,959 feet (1,813 m)
West Virginia: West Virginia Turnpike Bridge, 1,200 feet (366 m)
Wisconsin: Wisconsin River Bridge, 1,500 feet (457 m)
Wyoming: Wyoming River Bridge, 1,200 feet (366 m)

Q: What is the longest bridge in the United States by type?

A: Here are the longest bridges in the United States by type:

Suspension bridge: San Francisco-Oakland Bay Bridge, 8,981 feet (2,737 m)
Cable-stayed bridge: Benicia-Martinez Bridge, 4,200 feet (1,280 m)
Arch bridge: Golden Gate Bridge, 1,280 feet (390 m)
Beam bridge: Lake Pontchartrain Causeway, 24.35 miles (39.2 km)
Truss bridge: Manchac Swamp Bridge, 16.7 miles (26.9 km)

Q: What is the longest bridge in the United States by location?

A: Here are the longest bridges in the United States by location:

East Coast: George Washington Bridge, 4,760 feet (1,450 m)
West Coast: San Francisco-Oakland Bay Bridge, 8,981 feet (2,737 m)
South: Lake Pontchartrain Causeway, 24.35 miles (39.2 km)
Midwest: Manchac Swamp Bridge, 16.7 miles (26.9 km)
Northeast: Merritt Parkway, 37 miles (59.5 km)

Q: What is the longest bridge in the United States by purpose?

A: Here are the longest bridges in the United States by purpose:

Highway bridge: Lake Pontchartrain Causeway, 24.35 miles (39.2 km)
Railroad bridge: Manchac Swamp Bridge, 16.7 miles (26.9 km)
Pedestrian bridge: Golden Gate Bridge, 1,280 feet (390 m)
Bicycle bridge: San Francisco-Oakland Bay Bridge, 8,981 feet (2,737 m)
Ferry bridge: Lake Pontchartrain Causeway, 24.35 miles (39.2 km)