Population of Marlborough, Massachusetts as of December 2024. How many people live in Marlborough today?

The exact population of Marlborough, Massachusetts as of December 2024 is estimated at 41,793 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Marlborough.

Check out more data on population in Massachusetts:

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• Population of Barnstable
• Population of Pittsfield
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