Newfields is a town in Rockingham County, New Hampshire, United States. The population was 1,769 at the 2020 census. The primary village in town, where 378 people resided at the 2020 census, is defined as the Newfields census-designated place and is located along New Hampshire Route 85 and the Squamscott River. It is a quaint village of handsome old houses. Newfields is one of New Hampshire's wealthiest towns, with a median household income of $154,375 for the period 2015-19.