3 Properties Found
Sullivan is located in New Hampshire. Sullivan, New Hampshire has a population of 629. Sullivan is less family-centric than the surrounding county with 23% of the households containing married families with children. The county average for households married with children is 24%.
The median household income in Sullivan, NH is $71,750. The median household income for the surrounding county is $63,753 compared to the national median of $61,963. The median age of people living in Sullivan is 49 years old.Learn more about Sullivan, NH Real Estate.