Hillsborough County Map
The County of Hillsborough is located in the State of New Hampshire. Find directions to Hillsborough County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Hillsborough County population is estimated at 418,735 people. The Hillsborough County time zone is Eastern Daylight Time which is 5 hours behind Coordinated Universal Time (UTC).
Nearby counties include Essex County, Middlesex County, Worcester County, Cheshire County, Merrimack County, Rockingham County, Sullivan County.
Top cities include Manchester, Nashua, Merrimack, Hudson, Bedford