The largest building in the world by volume is the Boeing factory in Everett, Washington with a floor area of 4.3 million square feet and volume of 472 million cubic feet (13.3 million cubic m) because, airplanes.
The largest ground footprint goes to the Aalsmeer flower auction building in Aalsmeer, Holland, which has 5.6 million square feet (518,000 sq m) of floor space. It must smell amazing.
Next, the largest building by floor area is the New Century Global Center in Chengdu, China with 18.9 million square feet (1,760,000 sq m) of floor space. Water parks and hotels and shopping galore.
The Tesla Gigafactory in Nevada could take the cake in a handful of years, though. The final size is unknown, but current planned floor space is 13.6 million square feet, 71 feet tall. As designed it’d be second in volume to the Boeing building, but purchase of the adjacent property gives them the option to expand and Tesla has hinted at doubling the factory pending earnings and feasibility. Elon Musk, taking over the world(s).
