How big was Jerusalem?

Question:

How big was Jerusalem in say, square miles?

Answer:

In David's day, Jerusalem occupied a space of about 12 acres (0.02 square miles) and the estimated population was about 2,000 people. During Solomon's day, the size of the city increased to 125 acres (0.2 square miles) and the estimated population was about 25,000 people. During Jesus' day, the city had grown to cover about 425 acres (0.7 square miles) and the estimated population was about 60,000 people.

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