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

The exact population of Chelmsford, Massachusetts as of December 2024 is estimated at 36,392 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 Chelmsford.

Check out more data on population in Massachusetts:

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