Newmarket is located in New Hampshire. Newmarket, New Hampshire has a population of 9,624. Newmarket is less family-centric than the surrounding county with 20% households with children. The county percentage for households with children is 27%.
The median household income in Newmarket, New Hampshire is $77,920. The median household income for the surrounding county is $97,109 compared to the national median of $66,222. The median age of people living in Newmarket is 39.5 years.
The average high temperature in July is 83.2 degrees, with an average low temperature in January of 13.1 degrees. The annual precipitation is 42.8.