• Looking up at the Gateway Arch

    Jefferson

    National Expansion Memorial Missouri

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  • Summer Hours

    Extended Summer Hours for Jefferson National Expansion Memorial starting Memorial Day weekend, Saturday, May 25, 2013, through Labor Day, September 2, 2013, the Gateway Arch hours are 8:00 a.m. to 10:00 p.m. More »

Getting Ready for 2016

The National Park Service turns 100 on August 25, 2016. To us, it's not about cakes and candles — it's about being an organization ready to take on the challenges of our second century. Our blueprint to get there — A Call to Action — outlines the innovative work we want to accomplish. Jefferson National Expansion Memorial is a big part of this effort. Take a look at what we're doing locally and get involved!

 

Did You Know?

The Gateway Arch

The Gateway Arch at Jefferson National Expansion Memorial is 630 feet high and the span of the legs at ground level is 630 feet across. Click here to learn more about the Gateway Arch. More...