Sandwich Real EstateSandwich is located in New Hampshire. Sandwich, New Hampshire has a population of 1,730. Sandwich is more family-centric than the surrounding county with 21.53% of the households containing married families with children. The county average for households married with children is 18.84%. The median household income in Sandwich, New Hampshire is $120,179. The median household income for the surrounding county is $70,873 compared to the national median of $69,021. The median age of people living in Sandwich is 62.8 years. Sandwich WeatherThe average high temperature in July is 79.6 degrees, with an average low temperature in January of 6.1 degrees. The average rainfall is approximately 47.4 inches per year, with 73.6 inches of snow per year. Sandwich MapReal estate near SandwichNearby CitiesNearby Cities Homes for Sale |