7 Facts about the St. Louis Arch, Check the Gateway Arch Height here

The Gateway Arch in St. Louis, Missouri, stands as an iconic symbol of American westward expansion. This architectural marvel, reaching an impressive Gateway Arch height of 630 feet, is more than just a monument; it's a testament to innovative engineering and a popular tourist destination. Its unique design and profound historical significance make the St. Louis Arch a must-see landmark.

Alisha Louis
Jul 15, 2025, 06:25 EDT

The Gateway Arch, officially known as the Gateway Arch National Park, is a monumental stainless-steel arch that dominates the skyline of St. Louis, Missouri. Standing proudly on the banks of the Mississippi River, it serves as a powerful tribute to the nation's westward expansion in the 19th century. Often referred to as "The Gateway to the West," this iconic structure symbolizes the pioneers and visionaries who shaped America's continental destiny. Beyond its symbolic importance, the St. Louis Arch is also a masterpiece of modern architecture and engineering, drawing millions of visitors annually. This article explores some fascinating facts about the St. Louis Arch, including its impressive dimensions and historical context.

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7 Facts about the St. Louis Arch You Need to Know

The Gateway Arch in St. Louis, Missouri is one of the most famous landmarks in the United States. It stands tall along the Mississippi River and represents American history, design, and adventure. Let’s look at some cool and simple facts about this amazing monument!

The Gateway Arch is the Tallest Arch in the World

The Gateway Arch is 630 feet tall and 630 feet wide. That makes it the tallest arch in the world and the tallest monument in the U.S. It’s as tall as a 63-story building!

St. Louis Arch Was Designed by Eero Saarinen

In 1947, the Jefferson National Expansion Memorial Association launched a design competition for a new monument, receiving 172 creative ideas—including animal-shaped sculptures and a statue of the Louisiana Purchase signing. Although local architect Harris Armstrong was initially favored, the seven-person jury ultimately selected the bold, modern design by Finnish-American architect Eero Saarinen. His vision stood out for its impressive scale and dramatic presence in the landscape. Interestingly, the committee accidentally informed Eero’s father, Eliel Saarinen, that he had won, only to correct the mistake three days later.

St. Louis Arch Gateway Took 30 Years to Build

The Gateway Arch project began in the 1930s during the Great Depression as a New Deal plan to create jobs, but it faced many challenges. Nearly 500 buildings had to be torn down, leading to legal battles and delays. World War II postponed the design competition until 1947, and the Korean War later slowed funding. After years of planning, the project broke ground in 1959, construction began in 1963, and the Arch finally opened in October 1965, costing nearly $15 million.

St. Louis Missouri Arch Can Move in Strong Winds

The Arch is made to be strong and flexible. It can sway up to 18 inches in 150 mph winds. It’s also built to handle earthquakes, so it stays safe in tough weather.

5. Tram to the Top of St. Louis Arch

A special tram inside the Arch takes you to the top in about four minutes. It feels like a mix between an elevator and a Ferris wheel, with small capsules that hold five people.

6. St. Louis Gateway Arch Honors America’s Growth

The Arch stands for the Louisiana Purchase and the westward expansion of the U.S. It honors Thomas Jefferson, and explorers like Lewis and Clark who helped grow the country in the 1800s.

7. Gateway Arch National Park

The Gateway Arch is part of Gateway Arch National Park, which was once called the Jefferson National Expansion Memorial. In 2018, the Arch became a National Park. Along with the Arch and its museum, the park also includes the Old Courthouse, where the first two Dred Scott trials—important events in the history of slavery—took place.

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Conclusion

The Gateway Arch in St. Louis is much more than just a massive monument; it is a profound symbol of American history and engineering prowess. Its towering Gateway Arch height and unique design continue to captivate visitors from around the globe. Delving into the Gateway Arch history reveals the meticulous planning and innovative construction that brought Saarinen's vision to life. This iconic structure remains a powerful reminder of the nation's westward journey and its ongoing spirit of innovation.

Alisha Louis is a US Content Specialist with a Bachelor of Journalism and Mass Communication (BJMC) graduate degree. With a keen eye for detail and a passion for storytelling, she specializes in covering trending news and educational developments across the United States. Her work combines journalistic precision with engaging narratives, making complex topics accessible and relevant for a diverse audience. Dedicated to delivering timely and trustworthy content, Alisha brings a fresh, insightful perspective to every piece she writes.

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FAQs

  • What is the significance of the Gateway Arch becoming a National Park?
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    In 2018, the Gateway Arch was redesignated as Gateway Arch National Park. This change elevates its status within the National Park System, recognizing its importance not only as an architectural marvel but also as a site commemorating the nation's westward expansion and housing historical elements like the Old Courthouse, site of the Dred Scott trials.
  • Who designed the St. Louis Arch and when was it completed?
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    The St. Louis Arch was designed by Finnish-American architect Eero Saarinen in 1947. Although the project began in the 1930s, construction started in 1963 and the Arch was finally completed and opened in October 1965.
  • How tall is the Gateway Arch in St. Louis?
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    The Gateway Arch stands at an impressive 630 feet (192 meters) tall, making it the tallest arch in the world and the tallest monument in the United States. It is also 630 feet wide at its base.

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