Well in 2016, Paris's population was over 12 million.
It's rich in history, and people flock to it because of its history, culture, and scenery. This is evidenced by the fact that it's considered the heart of the Île-de-France region,and had 18% of France's population in 2016, with 12,142,802 people.
Ive always wanted to go to Paris. It looks fantastic. Oh have you?  In Europe from the seventeenth century onwards, Paris has been an important centre of commerce, finance, science, fashion and the arts. Really!  How big is Paris?
The city is a commune and department, and the heart of the Île-de-France region (colloquially known as the 'Paris Region'), whose 2016 population of 12,142,802 represented roughly 18 percent of the population of France.