Hillsborough County, New Hampshire

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Map of New Hampshire highlighting Hillsborough County

Hillsborough County is the most populous county in the U.S. state of New Hampshire. As of the 2010 census, the population was 400,721.[1] The population was estimated at 407,761 in 2016.[2] Its county seats are Manchester and Nashua. Hillsborough is northern New England's most populous county as well as its most densely populated.

References[change | change source]

  1. "State & County QuickFacts". United States Census Bureau. Retrieved September 24, 2013.
  2. "Population and Housing Unit Estimates". Retrieved June 9, 2017.