The Squaire is an office building in Frankfurt, Germany. It was built between 2006 and 2011 on top of an existing train station near Frankfurt Airport. The building is 660 m long, 65 m wide, 45 m high, and has nine floors. With a total floor area of 140,000 m2 it is the largest office building in Germany. Its dimensions and design make it a groundscraper. The Squaire is directly connected to Terminal 1 of Frankfurt Airport through a pedestrian connecting corridor.