Population of Princeton, Massachusetts as of January 2026. How many people live in Princeton today?

The exact population of Princeton, Massachusetts as of January 2026 is estimated at 3,508 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 Princeton.

Check out more data on population in Massachusetts:

• Population of Lowell
• Population of New Bedford
• Population of Newton
• Population of Waltham
• Population of Taunton
• Population of Methuen
• Population of Attleboro
• Population of Beverly
• Population of Westfield
• Population of Amherst
• Population of Chelmsford
• Population of Falmouth
• Population of Tewksbury
• Population of Gloucester
• Population of Saugus
• Population of Wakefield
• Population of Yarmouth