How many people lived in the city of Rome at its peak?

History hard Data from 150

Guess before you scroll — the answer is below

Answer in people. Shorthand like 9m or 1.2bn works.

The answer

1,000,000 people

Roughly 1M.

Rome reached about a million residents in the 2nd century CE. No European city would be that large again until London in the early 1800s — a gap of roughly 1,600 years.

Where this number comes from

Source Scheidel, Cambridge Economic History of the Greco-Roman World
Figure refers to 150
Last checked
Unit people

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