Population of Hillsborough, California as of November 2025. How many people live in Hillsborough today?

The exact population of Hillsborough, California as of November 2025 is estimated at 11,387 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 Hillsborough.

Check out more data on population in California:

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