Without a question, we are living in an urban era. More people now live in cities than anywhere else on the planet and I’ve repeatedly argued that cities are our most important economic engine. As a result of these demographic and economic shifts, we’re seeing megacities at a scale the world has never seen before. Below is a list of the top 35 largest urban areas in the world.
The top urban area is Tokyo-Yokohama, with a population of roughly 37.5 million people. That’s almost the same as the state of California and is more than the entire population of Canada, which sits at just over 35 million people. London, which, during the 2nd half of the 19th century, would have been the largest urban area in the world is now the 29th largest.
But at the same time, London arguably remains the most important global city–a title that can only really be rivalled by New York. Which raises an important distinction. One that Aaron Renn clearly identifies in this recent article for New Geography

